Sumitomo Riko Company Limited

Japan

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IPC Class
F16F 13/10 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like 50
B60K 5/12 - Arrangement of engine supports 49
F16F 1/38 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin 36
F16F 15/08 - Suppression of vibrations of non-rotating, e.g. reciprocating, systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating system using elastic means with rubber springs 30
G03G 15/02 - Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices 24
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Status
Pending 91
Registered / In Force 421
Found results for  patents
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1.

Assembly Arrangement

      
Application Number 18494500
Status Pending
Filing Date 2023-10-25
First Publication Date 2024-07-11
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Lang, Malek
  • Eken, Ilknur
  • Settnik, Christopher
  • Gromes, Martin

Abstract

The invention relates to an assembly arrangement for assembling a component on an assembly environment in a vibration-damping way, comprising an abutment portion at the component end, an abutment portion at the environment end and a damping portion, wherein the damping portion is shaped in accordance with an at least approximately periodic function.

IPC Classes  ?

  • F16F 15/04 - Suppression of vibrations of non-rotating, e.g. reciprocating, systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating system using elastic means

2.

DECORATIVE SHEET AND INTERIOR MEMBER

      
Application Number 18608866
Status Pending
Filing Date 2024-03-18
First Publication Date 2024-07-04
Owner
  • TOKAI CHEMICAL INDUSTRIES, LTD. (Japan)
  • Sumitomo Riko Company Limited (Japan)
Inventor Okumura, Takemasa

Abstract

A decorative sheet includes, from the front side to the back side, a skin layer, an intermediate layer, a design layer, and a soft layer. Recesses open on at least one of a front surface and a back surface of the design layer. The decorative sheet further includes display regions formed by the recesses. The display regions display a predetermined design on a front surface of the skin layer by light irradiated from the back side. Light is irradiated from the back side to the display regions via the soft layer. Light blocking partition parts of the soft layer are each disposed between two adjacent display regions as seen from the front side, and prevent light to be irradiated to one display region from leaking into the other display region via the soft layer.

IPC Classes  ?

  • F21V 3/00 - Globes; Bowls; Cover glasses
  • B60K 35/40 - Instruments specially adapted for improving the visibility thereof to the user, e.g. fogging prevention or anti-reflection arrangements
  • B60Q 3/66 - Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by optical aspects using light guides for distributing light among several lighting devices
  • B60R 13/02 - Trim mouldings; Ledges; Wall liners; Roof liners
  • F21W 106/00 - Interior vehicle lighting devices
  • F21W 121/00 - Use or application of lighting devices or systems for decorative purposes, not provided for in groups
  • F21Y 113/13 - Combination of light sources of different colours comprising an assembly of point-like light sources

3.

ELECTROSTATIC TRANSDUCER

      
Application Number 18608906
Status Pending
Filing Date 2024-03-18
First Publication Date 2024-07-04
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Nakano, Katsuhiko
  • Tahara, Shinya
  • Nasu, Masaki

Abstract

An electrostatic transducer (1) includes: a first electrical joint part (81) for electrically joining a first electrode sheet (20) and a first core wire (40a); a first insulation joint part (82) for joining an insulator sheet (10) and a first covering material (40b); a second electrical joint part (91) for electrically joining a second electrode sheet (30) and a second core wire (50a) of a second lead wire (50); and a second insulation joint part (92) for joining the insulator sheet (10) and a second covering material (50b) of the second lead wire (50). The first and second electrical joint parts are disposed spaced apart from one another in a surface direction of the insulator sheet (10), and the first insulation joint part (82) and the second insulation joint part (92) are disposed spaced apart from one another in the surface direction of the insulator sheet (10).

IPC Classes  ?

  • H02N 1/00 - Electrostatic generators or motors using a solid moving electrostatic charge carrier

4.

ELECTROSTATIC TRANSDUCER

      
Application Number 18608912
Status Pending
Filing Date 2024-03-18
First Publication Date 2024-07-04
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Nakano, Katsuhiko
  • Tahara, Shinya
  • Nasu, Masaki

Abstract

An electrostatic transducer includes: a first insulator sheet formed containing a thermoplastic elastomer; an electrode sheet disposed on a first surface of the first insulator sheet; and a heater-cum-shield wire that is joined to a second surface of the first insulator sheet by fusion of the first insulator sheet itself, and that serves both as a heater wire and a shield electrode wire.

IPC Classes  ?

  • B06B 1/02 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy

5.

SURFACE MATERIAL, SHAFT MEMBER UNIT, AND METHOD FOR WRAPPING SURFACE MATERIAL

      
Application Number 18608920
Status Pending
Filing Date 2024-03-18
First Publication Date 2024-07-04
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Okumura, Takemasa
  • Nasu, Masaki

Abstract

A surface material (30) is wrapped along a circumferential direction of a ring part (12) in a region of at least a portion of the ring part (12). In a state in which a foamed resin or an elastomer is die-molded, a cross-sectional shape of a planar surface orthogonal to an axial direction of the ring part (12) is formed to be a C shape or a U shape, and a parting line (36) is formed on an outer surface. In a state of being wrapped on the ring part (12), the parting line (36) is disposed on a surface facing the ring part (12).

IPC Classes  ?

  • B62D 1/06 - Rims, e.g. with heating means; Rim covers

6.

INTERIOR MEMBER

      
Application Number 18608845
Status Pending
Filing Date 2024-03-18
First Publication Date 2024-07-04
Owner
  • TOKAI CHEMICAL INDUSTRIES, LTD. (Japan)
  • Sumitomo Riko Company Limited (Japan)
Inventor Okumura, Takemasa

Abstract

An interior member includes a first skin material, a second skin material, and transducers. The first skin material includes a first exposed part exposed to a cabin interior, and a first embedded part embedded on a cabin exterior side from the first exposed part. The second skin material includes a second exposed part exposed to the cabin interior and adjacent to the first exposed part, and a second embedded part embedded on the cabin exterior side from the second exposed part and joined to the first embedded part. The transducers each include a main body arranged directly back of the first exposed part, and a wiring part disposed directly back of at least the first embedded part and electrically connected to the main body. An end of each wiring part is disposed on the cabin exterior side of the first embedded part.

IPC Classes  ?

  • G06F 3/02 - Input arrangements using manually operated switches, e.g. using keyboards or dials

7.

ELASTOMER SHEET AND ELECTROSTATIC SENSOR

      
Application Number 18608891
Status Pending
Filing Date 2024-03-18
First Publication Date 2024-07-04
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Okumura, Takemasa
  • Nasu, Masaki

Abstract

Provided is an elastomer sheet made of an elastomer and wound on a ring part having a three-dimensional curved surface. The elastomer sheet includes: a central region located at the center of the elastomer sheet in a winding direction; and a pair of end regions located at ends of the elastomer sheet in the winding direction. The central region and the pair of end regions are formed such that the sectional shape thereof, taken along a cross direction crossing the winding direction of the elastomer sheet, is a wave-like shape that can be extended or compressed in the cross direction, and the rate of extension or compression of the central region differs from the rate of extension or compression of the pair of end regions with respect to the cross direction.

IPC Classes  ?

  • B62D 1/06 - Rims, e.g. with heating means; Rim covers
  • G01L 1/14 - Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators
  • G01L 5/22 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers
  • H05B 3/56 - Heating cables

8.

COVER

      
Application Number 18500119
Status Pending
Filing Date 2023-11-02
First Publication Date 2024-06-27
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Tokunaga, Takuya
  • Ito, Kenichiro
  • Kondo, Hiroyuki

Abstract

A cover includes: divided covers, made of an elastomer; a first locking part, integrally formed on an edge of one divided cover; and a second locking part, integrally formed on an edge of the other divided cover. The first locking part includes a base end piece and a tip piece, and has a locking groove opening on a side opposite to an abutment direction formed between the base end piece and the tip piece. The second locking part includes a notch and a bridge. An insertion hole communicating with the notch is formed inside the bridge. By inserting the tip piece and the base end piece through the insertion hole and locking the bridge to the locking groove, the first locking part is locked to the second locking part while being prevented from coming off.

IPC Classes  ?

9.

VIBRATION DAMPING DEVICE

      
Application Number 18500126
Status Pending
Filing Date 2023-11-02
First Publication Date 2024-06-20
Owner Sumitomo Riko Company Limited (Japan)
Inventor Kouketsu, Taiki

Abstract

A vibration damping device has a configuration in which a first mounting member and a second mounting member are elastically linked by a main rubber elastic body. The first mounting member has a tubular part open on a side and extending. A side stopper rubber is provided, the side stopper rubber protruding from an outer circumferential surface of the tubular part toward an outer circumference toward a side orthogonal to a central axis A of the tubular part. The side stopper rubber is arranged in a tapered shape toward a protrusion tip end. A concave groove extending in a circumferential direction of the side stopper rubber is formed in an intermediate portion excluding a base end and a tip end of the side stopper rubber in a protrusion direction. A buffer protrusion protruding from a protrusion tip end surface of the side stopper rubber is provided.

IPC Classes  ?

10.

COVER FOR AUTOMOBILE ENGINE

      
Application Number 18581347
Status Pending
Filing Date 2024-02-19
First Publication Date 2024-06-13
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Shi, Yuan
  • Mokude, Daiki
  • Tomiyama, Koji
  • Kaneda, Koki
  • Onishi, Kazuyoshi
  • Taguchi, Hiroki
  • Suzuki, Yasuo

Abstract

A cover for an automobile engine covers a crank pulley and an auxiliary drive belt of an engine arranged in an engine room with the crank pulley and the auxiliary drive belt being in a posture facing a front direction of a vehicle body. The cover includes a reinforcing body that includes a fastening part attaching to the engine and is integrated with a sound-absorbing main body.

IPC Classes  ?

  • F02F 7/00 - Casings, e.g. crankcases
  • B60K 5/04 - Arrangement or mounting of internal-combustion or jet-propulsion units with the engine main axis, e.g. crankshaft axis, transversely to the longitudinal centre line of the vehicle
  • B60K 5/12 - Arrangement of engine supports

11.

MULTILAYER TUBE

      
Application Number 18434033
Status Pending
Filing Date 2024-02-06
First Publication Date 2024-05-30
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Okahisa, Masashi
  • Mizutani, Koji
  • Takimoto, Yorihiro
  • Saiki, Kazuhiro

Abstract

Provided is a multilayer tube with excellent strength, heat resistance, and the like, further exhibiting excellent interlayer adhesion without an adhesive, as well as good interlayer adhesion after annealing. The multilayer tube has a tubular inner layer and an outer layer formed on an outer peripheral surface thereof. The inner layer is a maleic anhydride-modified polypropylene resin layer which contains organic particles having an average particle size of 0.1-10 μm. The outer layer is a polyamide resin layer with an amine value of 15-100 mmol/kg. The multilayer tube includes numerous convex protrusions caused by the organic particles on a side of the inner layer at an interface between the inner layer and the outer layer.

IPC Classes  ?

  • B32B 1/08 - Tubular products
  • B32B 3/30 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a layer with cavities or internal voids characterised by a layer formed with recesses or projections, e.g. grooved, ribbed
  • B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
  • B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
  • B32B 27/32 - Layered products essentially comprising synthetic resin comprising polyolefins
  • B32B 27/34 - Layered products essentially comprising synthetic resin comprising polyamides

12.

VIBRATION DAMPING DEVICE

      
Application Number 18489832
Status Pending
Filing Date 2023-10-18
First Publication Date 2024-05-30
Owner Sumitomo Riko Company Limited (Japan)
Inventor Kouketsu, Taiki

Abstract

In a vibration damping device in which a separate stopper member is accommodated in an accommodation recess opening in an axial direction, a retaining part protruding toward an inner circumference is provided at an opening of the accommodation recess. The stopper member having a substantially quadrilateral outer shape is provided with lip-shaped parts protruding from the corner portions toward the outer circumference, and the lip-shaped part is located in the accommodation recess further inward than the retaining part and overlaps the retaining part in the axial projection. A rod insertion hole is formed through the stopper member in the axial direction, and a pair of facing side portions on an outer circumferential surface of the stopper member are spaced apart from an inner circumferential surface of the accommodation recess to an inner circumference in a region extending to both outer sides of the rod insertion hole between the lip-shaped parts.

IPC Classes  ?

13.

LIQUID-FILLED TUBULAR VIBRATION DAMPING DEVICE

      
Application Number 18507079
Status Pending
Filing Date 2023-11-12
First Publication Date 2024-05-16
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Hotta, Kazuki
  • Okada, Katsuzou

Abstract

A liquid-filled tubular vibration damping device including: an inner axial member; an intermediate sleeve made of synthetic resin and formed by twin sleeve divisions and divided in a circumferential direction; a main rubber elastic body connecting the inner axial member and a tubular part of the intermediate sleeve; an outer tubular member receiving the tubular part inserted therein; twin liquid chambers formed in the main rubber elastic body and communicated by an orifice passage; an outer flange formed at a first end in an axial direction of the tubular part of the intermediate sleeve; an outer circumference rubber fixed to an outer circumferential surface of the tubular part to be press-fitted in the outer tubular member; and an orifice groove formed in the outer circumference rubber and covered by the outer tubular member so that the orifice passage is formed.

IPC Classes  ?

  • F16F 15/023 - Suppression of vibrations of non-rotating, e.g. reciprocating, systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating system using fluid means
  • F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
  • F16F 13/06 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper

14.

FUEL CELL COMPOSITE MEMBER AND MANUFACTURING METHOD THEREFOR

      
Application Number 18462417
Status Pending
Filing Date 2023-09-07
First Publication Date 2024-05-02
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Onishi, Masahiro
  • Shinozaki, Takahiro
  • Sakai, Shota

Abstract

A fuel cell composite member 1 includes a plate-like member 2 having a gasket disposition part 4 having a front-side disposition part 4U disposed on a front surface 2U and a rear-side disposition part 4D disposed on a rear surface 2D and a gasket 5 integrally molded with the gasket disposition part 4. The front-side disposition part 4U has a continuous part 40U disposed around desired sealing target regions 22ULa, 22ULc, 22URa, 22URc, and 22UM and an independent part 41U independent from the continuous part 40U and disposed on the outer side of the continuous part 40U in a surface direction. The continuous part 40U and the independent part 41U communicate with each other through continuous part inner penetrating holes 402Ua, the rear-side disposition part 4D, and independent part inner penetrating holes 410U. In the independent part 41U, the gasket 5 does not protrude forward from the front surface 2U.

IPC Classes  ?

  • H01M 8/0276 - Sealing means characterised by their form
  • H01M 8/0286 - Processes for forming seals
  • H01M 8/1004 - Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]

15.

FUEL HOSE

      
Application Number 18528797
Status Pending
Filing Date 2023-12-05
First Publication Date 2024-04-04
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Taira, Mayuka
  • Nakashima, Takaki
  • Hirai, Ryo

Abstract

A fuel hose has an inner layer in a tubular shape and an outer layer provided in contact with an outer circumferential surface of the inner layer, and the inner layer is composed of a crosslinked body of a rubber composition containing the following (A) to (E), and the outer layer is composed of a crosslinked body of a rubber composition containing the following (F) to (G): (A) polyol-crosslinked fluororubber (B) polyol crosslinking agent (C) calcium hydroxide (D) triallyl isocyanurate (E) peroxide crosslinking agent (F) hydrin rubber (G) monoglyceride having an aliphatic hydrocarbon group having 10 or more and 22 or less carbon atoms.

IPC Classes  ?

  • F16L 11/04 - Hoses, i.e. flexible pipes made of rubber or flexible plastics
  • B32B 25/04 - Layered products essentially comprising natural or synthetic rubber comprising rubber as the main or only constituent of a layer, next to another layer of a specific substance
  • C08K 3/04 - Carbon
  • C08K 3/22 - Oxides; Hydroxides of metals
  • C08K 3/26 - Carbonates; Bicarbonates
  • C08K 5/103 - Esters; Ether-esters of monocarboxylic acids with polyalcohols
  • C08K 5/14 - Peroxides
  • C08K 5/3492 - Triazines

16.

TUBULAR VIBRATION DAMPING DEVICE

      
Application Number 18460582
Status Pending
Filing Date 2023-09-03
First Publication Date 2024-04-04
Owner Sumitomo Riko Company Limited (Japan)
Inventor Sato, Kuninori

Abstract

A tubular vibration damping device includes an inner shaft member and an outer tubular member connected by a main rubber elastic body. A plurality of first identification protrusions protruding outward are formed apart in a circumferential direction on one axial end surface of the main rubber elastic body, and a plurality of second identification protrusions protruding outward are formed apart in the circumferential direction on another axial end surface. The first identification protrusion and the second identification protrusion are arranged at positions differing from each other in the circumferential direction in an axial projection, and the first identification protrusion and the second identification protrusion have a comprehensive overall pattern in which weight balance is maintained on a central axis of the main rubber elastic body.

IPC Classes  ?

  • F16F 1/38 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin
  • F16F 7/108 - Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted on plastics springs

17.

TUBULAR VIBRATION DAMPING DEVICE

      
Application Number 18348324
Status Pending
Filing Date 2023-07-06
First Publication Date 2024-03-14
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Nawaji, Mutsuki
  • Yasuda, Takayoshi

Abstract

A tubular vibration damping device has a structure in which an inner shaft member is connected with an outer tube member made of synthetic resin by a body rubber elastic body. The outer tube member has a structure in which a tubular part extends in an axial direction from an inner peripheral end of a flange of an annular plate shape. A press fit rubber is fixed to an outer peripheral surface of the tubular part, and an axial surface of the flange on a side from which the tubular part extends is exposed without being covered with the press fit rubber. A notch penetrating in a radial direction is provided at an axial end of the outer tube member that includes the flange. A connecting rubber that connects the body rubber elastic body and the press fit rubber is provided in the notch.

IPC Classes  ?

18.

VIBRATION DAMPING DEVICE

      
Application Number 18218652
Status Pending
Filing Date 2023-07-06
First Publication Date 2024-03-07
Owner SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor
  • Matsui, Hirotaka
  • Muraoka, Mutsumi
  • Umemura, Satoshi

Abstract

A vibration damping device including first and second attachment members connected by a main rubber elastic body. The second attachment member includes a main rubber outer member having a first tubular part fastened to an outer peripheral end of the main rubber elastic body, and a drawing fitting having a second tubular part attached externally about the first tubular part of the main rubber outer member. The first tubular part is axially inserted in the second tubular part, and the second tubular part is reduced in diameter to be fitted to an outer circumferential surface of the first tubular part. Fitted portions of the first tubular part and the second tubular part include respective tapered parts decreasing in diameter in a direction of dislodgment that is opposite to a direction of insertion of the first tubular part in the second tubular part.

IPC Classes  ?

  • F16F 13/08 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper
  • B60K 5/12 - Arrangement of engine supports

19.

CHARGING ROLL FOR ELECTROPHOTOGRAPHIC DEVICE AND METHOD FOR MANUFACTURING CHARGING ROLL FOR ELECTROPHOTOGRAPHIC DEVICE

      
Application Number 18500102
Status Pending
Filing Date 2023-11-01
First Publication Date 2024-02-22
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Saito, Yoshihiro
  • Miyagawa, Shimpei

Abstract

The charging roll 10 for an electrophotographic device comprises a shaft 12, an elastic layer 14 formed on the outer peripheral surface of the shaft 12, and a top layer 16 formed on the outer peripheral surface of the elastic layer 14. The elastic layer 14 is constituted of a high-resistance first phase 14a in which the surface resistance value is 1.6×1014 Ω·cm to 8.8×1015 Ω·cm (inclusive), and a low-resistance second phase 14b in which the surface resistance value is 1.3×102 Ω·cm to 4.9×103 Ω·cm (inclusive). The second phase 14b contains two types of carbon black: carbon black A, of which the amount of DBP absorption is 115 cm3/100 g to 160 cm3/100 g (inclusive); and carbon black B, of which the amount of DBP absorption is 70 cm3/100 g to 110 cm3/100 g (inclusive).

IPC Classes  ?

  • C08L 9/00 - Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
  • C08L 9/02 - Copolymers with acrylonitrile
  • G03G 15/02 - Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices

20.

FLAME-RETARDANT SOUNDPROOF MATERIAL FOR VEHICLES

      
Application Number 18500137
Status Pending
Filing Date 2023-11-02
First Publication Date 2024-02-22
Owner
  • TOKAI CHEMICAL INDUSTRIES, LTD. (Japan)
  • Sumitomo Riko Company Limited (Japan)
Inventor
  • Suzuki, Yasuo
  • Kanada, Masahito
  • Taguchi, Hiroki
  • Sato, Masaru
  • Kondo, Hiroyuki
  • Ito, Kenichiro
  • Owaki, Junki

Abstract

A flame-retardant soundproof material for vehicles includes a polyurethane foam obtained by foam-molding a urethane resin composition. The urethane resin composition contains an isocyanate component (A), a polyol component (B), and an expandable graphite (C). The isocyanate component (A) includes a mixture of 2,4′-MDI and 4,4′-MDI, and one or more modified forms selected from carbodiimide modified forms and uretonimine modified forms of at least one of 2,4′-MDI and 4,4′-MDI. The content of the one or more modified forms in the urethane resin composition is 5.0 mass % to 8.8 mass %. The polyol component (B) includes a polyether polyol as a main constituent. The expandable graphite (C) has an expansion initiation temperature of 170° C. to 200° C., an expansion ratio of 10 or more at 250° C., and a content of 8 mass % to 20 mass % in the urethane resin composition.

IPC Classes  ?

21.

URETHANE FOAM-MOLDED ARTICLE AND METHOD FOR PRODUCING SAME

      
Application Number 18500991
Status Pending
Filing Date 2023-11-02
First Publication Date 2024-02-22
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Kose, Takahisa
  • Nonaka, Toshiya

Abstract

A urethane foam-molded article has a base material made of polyurethane foam and composite particles that are included and oriented in the base material. The composite particles have thermally conductive particles that are made of a non-magnetic material and have a thermal conductivity of 200 W/m·K or higher and magnetic particles attached to the surfaces of the thermally conductive particles with a binder and are surface-treated with one or more surfactants selected from a carboxylic acid-type surfactant and a succinic acid-type surfactant.

IPC Classes  ?

  • B29C 44/04 - Shaping by internal pressure generated in the material, e.g. swelling or foaming for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities

22.

RADICAL-CURABLE SEALING MEMBER FOR FUEL CELLS

      
Application Number 18480515
Status Pending
Filing Date 2023-10-04
First Publication Date 2024-02-15
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Imai, Kentaro
  • Nimura, Yasunori
  • Taniguchi, Shota
  • Yamamoto, Kenji

Abstract

Provided is a radical-curable sealing member for fuel cells that has excellent product durability and suppresses changes in mechanical properties caused by heat and hydrolysis (such as reduced stretch and increased hardness caused by embrittlement). A sealing member 4 is a crosslinked product of a radical-curable composition that contains components (A)-(E), there being 0.1-10 parts by mass of component (B) per 100 parts by mass of component (A). (A) A polymer for fuel cell sealing members that has a radical-curable functional group and also has at least one of a urethane linkage and an ester linkage in the molecular chain thereof. (B) A carbodiimide compound that has at least one functional group selected from the group that consists of ether groups, aliphatic hydrocarbon groups that have at least 3 carbons, and alicyclic hydrocarbon groups. (C) A monofunctional (meth)acrylic monomer. (D) A polyfunctional (meth)acrylic monomer. (E) A radical polymerization initiator.

IPC Classes  ?

  • C09D 4/00 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond
  • H01M 8/0284 - Organic resins; Organic polymers
  • C09D 133/08 - Homopolymers or copolymers of acrylic acid esters

23.

HEAT INSULATING MEMBER

      
Application Number 18480510
Status Pending
Filing Date 2023-10-04
First Publication Date 2024-01-25
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Taguchi, Yutaro
  • Kanda, Shigeki

Abstract

A heat insulating member includes a heat insulating layer containing: a porous structure that has a plurality of particles connected to form a skeleton, has pores in an inside, and has a hydrophobic site on at least a surface between the surface and the inside; infrared shielding particles; and inorganic fibers, the heat insulating layer satisfying the following conditions (a) to (d) with a total mass of the heat insulating layer as 100% by mass. (a) A content of the inorganic fibers is 5% by mass or more and 25% by mass or less. (b) A content of the infrared shielding particles is 10% by mass or more. (c) A total content of the porous structure and the infrared shielding particles is 70% by mass or more. (d) A ratio of a content of the porous structure to the content of the infrared shielding particles is 1.2 or more.

IPC Classes  ?

  • C04B 38/00 - Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
  • C04B 14/38 - Fibrous materials; Whiskers
  • C04B 14/32 - Carbides; Nitrides; Borides
  • C04B 14/30 - Oxides other than silica

24.

VIBRATION ISOLATION RUBBER COMPOSITION AND VIBRATION ISOLATION RUBBER MEMBER

      
Application Number 18480512
Status Pending
Filing Date 2023-10-04
First Publication Date 2024-01-25
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Itatsu, Fumitomo
  • Yasui, Kaoru

Abstract

Provided are a vibration isolation rubber composition and a vibration isolation rubber member which are capable of attaining all of high durability, inhibition of decrease in springiness, and insulating properties on a high level. The vibration isolation rubber composition comprises a polymer component comprising the following component (A) and further includes the following components (B)-(D), wherein the amounts of the component (B), the component (C), and the component (D) are 0.1-5 parts by mass, 10-40 parts by mass, and 10-30 parts by mass, respectively, per 100 parts by mass of the component (A) and the component (C) has a BET specific surface area of 18-40 m2/g. (A): A diene-based rubber. (B): A dihydrazide compound. (C): Carbon black. (D): Silica.

IPC Classes  ?

  • C08K 13/02 - Organic and inorganic ingredients
  • C08L 7/00 - Compositions of natural rubber
  • F16F 1/36 - Springs made of material having high internal friction

25.

VIBRATION DAMPING DEVICE

      
Application Number 17983344
Status Pending
Filing Date 2022-11-08
First Publication Date 2023-12-28
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Hirano, Masaaki
  • Kume, Takashi

Abstract

In a vibration damping device applying a magnetic force from a magnetic field generation unit to an orifice path communicating with fluid chambers into which a magnetic functional fluid is filled and controlling vibration damping properties. An intermediate cylindrical member to which an outer cylindrical member formed by a non-magnetic material is externally fit and fixed is formed by a ferromagnetic material. In the intermediate cylindrical member, a magnetic field acting opening part is provided at a position corresponding to the orifice path.

IPC Classes  ?

  • B60K 5/12 - Arrangement of engine supports
  • F16F 13/10 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like
  • F16F 13/30 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions comprising means for varying fluid viscosity, e.g. of magnetic or electrorheological fluids

26.

FLUID-FILLED CYLINDRICAL VIBRATION DAMPING DEVICE

      
Application Number 18462423
Status Pending
Filing Date 2023-09-07
First Publication Date 2023-12-21
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Hirano, Masaaki
  • Kume, Takashi

Abstract

In a fluid-filled cylindrical vibration damping device, an inner shaft member and an outer shaft member are elastically linked by a main rubber elastic body, and fluid chambers in which a fluid is filled are provided to be in communication with each other through an orifice path. The fluid filled in the fluid chambers is a magnetic functional fluid. The fluid-filled cylindrical vibration damping device includes a magnetic unit generating a magnetic field through power conduction. Magnetic path formation members to which the magnetic field is applied by the magnetic unit are arranged on sidewall portions on two facing sides in the orifice path. A magnetic flux concentration part 46 is provided at at least one the magnetic path formation members. A dimension of the magnetic flux concentration part in a length direction of the orifice path is reduced toward an inward side in a facing direction.

IPC Classes  ?

  • F16F 9/53 - Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically
  • F16F 9/00 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
  • F16F 9/34 - Special valve constructions; Shape or construction of throttling passages

27.

SKIN MATERIAL

      
Application Number 18462430
Status Pending
Filing Date 2023-09-07
First Publication Date 2023-12-21
Owner
  • Sumitomo Riko Company Limited (Japan)
  • TOKAI CHEMICAL INDUSTRIES, LTD. (Japan)
Inventor
  • Nonaka, Toshiya
  • Okumura, Takemasa

Abstract

A skin material includes a skin layer, an intermediate layer, a design layer, and at least one recess. The skin layer has a light transmittance. The intermediate layer is disposed on a back side of the skin layer and has a light transmittance lower than the light transmittance of the skin layer. The design layer is disposed on the back side of the intermediate layer and has a light transmittance lower than the light transmittance of the intermediate layer. The at least one recess is opened on a back surface of the design layer. A bottom of the recess has an intermediate layer reaching part defined at the intermediate layer.

IPC Classes  ?

28.

FLAME-RETARDANT VIBRATION ISOLATION RUBBER COMPOSITION AND FLAME-RETARDANT VIBRATION ISOLATION RUBBER MEMBER

      
Application Number 18460597
Status Pending
Filing Date 2023-09-04
First Publication Date 2023-12-21
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Itatsu, Fumitomo
  • Muratani, Keiichi
  • Okahisa, Masashi

Abstract

A flame-retardant vibration isolation rubber composition comprises the following (A) to (D), the proportion of (B) being 20-150 parts by mass, the proportion of (C) being 0.01-5.0 parts by mass, and the proportion of (D) being 10-80 parts by mass with respect to 100 parts by mass of (A), which makes it possible to provide a flame-retardant vibration isolation rubber composition and a flame-retardant vibration isolation rubber member that are excellent in vibration isolation rubber properties such as rubber physical characteristics and dynamic magnification while maintaining flame-retardant property. In the flame-retardant vibration isolation rubber composition, (A) is a diene rubber, (B) is a metal hydroxide, (C) is a dihydrazide compound, and (D) is a carbon black.

IPC Classes  ?

29.

PAPER FEEDING ROLL AND METHOD FOR MANUFACTURING SAME

      
Application Number 18446485
Status Pending
Filing Date 2023-08-09
First Publication Date 2023-11-30
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Yamaguchi, Kazushi
  • Matsuda, Hirotoshi
  • Endo, Satoshi
  • Sakuda, Manabu

Abstract

A paper feeding roll includes a shaft body and an elastic material layer. A first outer diameter portion and a second outer diameter portion having a larger outer diameter than the first outer diameter portion are provided in a portion where the elastic material layer is provided. A sloping portion is provided connecting between the first and second outer diameter portions so that the outer diameter varies along an axial direction. The sloping portion occupies 3% to 80% of the portion where the elastic material layer is provided. A difference in outer diameter between the first and second outer diameter portions is 50 μm to 1,000 μm. Protrusions that form surface unevenness are formed on an outer peripheral surface of the elastic material layer. Surface roughness of the first outer diameter portion is 50% to 200% of a step difference between the first and second outer diameter portions.

IPC Classes  ?

  • B65H 5/06 - Feeding articles separated from piles; Feeding articles to machines by rollers
  • B65H 3/06 - Rollers or like rotary separators

30.

THERMAL INSULATION SHEET

      
Application Number 18446492
Status Pending
Filing Date 2023-08-09
First Publication Date 2023-11-30
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Nakano, Motoyuki
  • Kimpara, Teruyoshi
  • Hirose, Kazuki

Abstract

A thermal insulation sheet includes: a base material in the form of a sheet and having a thickness of 5 μm or more to 50 μm or less; and a thermal insulation layer arranged on at least one surface of the base material. The thermal insulation layer includes: a porous structure that has a skeleton composed of a plurality of particles connected to each other, has pores therein, and has a hydrophobic site at least on a surface out of the surface and inside of the porous structure; and a binder that connects the porous structures with each other and has an elongation at break of 200% or more.

IPC Classes  ?

  • F16L 59/02 - Shape or form of insulating materials, with or without coverings integral with the insulating materials

31.

ANTIVIBRATION DEVICE

      
Application Number 18314078
Status Pending
Filing Date 2023-05-08
First Publication Date 2023-11-23
Owner Sumitomo Riko Company Limited (Japan)
Inventor Furumachi, Naoki

Abstract

An antivibration device includes a bracket fixed to an antivibration connection target member. A positioning member attached to an attachment hole of the bracket includes a positioning protruding portion inserted into a positioning hole of the antivibration connection target member and positioning the bracket; and a cylindrical attachment portion protruding from the positioning protruding portion and inserted into the attachment hole. The attachment portion has a locking claw protruding toward the outer periphery. The positioning member is positioned with respect to the bracket by sandwiching a peripheral edge portion of the attachment hole between the positioning protruding portion and the locking claw. The peripheral edge portion of the attachment hole has a protrusion that protrudes in the penetrating direction of the attachment hole to adjust and set the thickness of the peripheral edge portion.

IPC Classes  ?

  • F16F 1/38 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin

32.

VIBRATION ISOLATING AND DAMPING MEMBER AND MANUFACTURING METHOD THEREOF

      
Application Number 18355388
Status Pending
Filing Date 2023-07-19
First Publication Date 2023-11-09
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Nagai, Yuka
  • Owaki, Junki
  • Makimura, Satoshi
  • Yamamoto, Takamichi
  • Mizutani, Koji
  • Suzuki, Junichiro
  • Sakai, Kiyoshi

Abstract

A vibration isolating and damping member that is excellent in mechanical properties such as high-temperature durability, is excellent in reusability, and is capable of reducing manufacturing costs, and a manufacturing method thereof are provided. The vibration isolating and damping member is formed of polyurethane, a polyol component of the polyurethane includes a polyester-based polyol excluding a short-chain polyol, an isocyanate component of the polyurethane contains 1,5-naphthalenediisocyanate as a main component, and the vibration isolating and damping member is formed of a foam of a thermoplastic urethane composition having an NCO index of 0.9 to 1.04.

IPC Classes  ?

  • B29C 44/02 - Shaping by internal pressure generated in the material, e.g. swelling or foaming for articles of definite length, i.e. discrete articles
  • B29C 44/34 - Component parts, details or accessories; Auxiliary operations

33.

QUICK COUPLER FOR AUTOMOTIVE FLUID TRANSPORT TUBING

      
Application Number 18327845
Status Pending
Filing Date 2023-06-01
First Publication Date 2023-11-02
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Silva, Paulo Geovane
  • Nogueira, Rodolfo De Jesus
  • Lima, Thiago Monteiro

Abstract

A quick coupler for automotive fluid transport tubing discloses a quick coupling element used on metallic tubing, particularly on tubing for automotive fluid transport. The quick coupler includes two locking members made in thermoplastic material, and the quick coupler being fitted on both a male fitting tube and a female fitting tube in order to join the tubes together and provide them with an anti-rotation safety system.

IPC Classes  ?

  • F16L 37/091 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of a ring provided with teeth or fingers
  • F16L 37/098 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of flexible hooks

34.

CHARGING ROLL FOR ELECTROPHOTOGRAPHIC EQUIPMENT

      
Application Number 18348336
Status Pending
Filing Date 2023-07-06
First Publication Date 2023-11-02
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Saito, Yoshihiro
  • Miyagawa, Shimpei

Abstract

A charging roll includes a shaft body, an elastic body layer formed on an outer circumferential surface of the shaft body, and a surface layer formed on an outer circumferential surface of the elastic body layer. The elastic body layer includes silicone rubber. A plurality of large protruding parts having a width of 13-48 μm and a height of 5-13 μm are provided on the outer circumferential surface of the elastic body layer, and a plurality of small protruding parts forming unevenness having a ten-point average roughness Rz of 1.0-6.0μm are provided on the surface of the large protruding parts. The surface layer contains a urethane polymer, and the elongation at breakage of the surface layer is 285-525%.

IPC Classes  ?

  • G03G 15/02 - Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices

35.

DOUBLE-TUBE HEAT EXCHANGER AND MANUFACTURING METHOD THEREFOR

      
Application Number 18330350
Status Pending
Filing Date 2023-06-06
First Publication Date 2023-10-26
Owner Sumitomo Riko Company Limited (Japan)
Inventor Daikai, Eiichi

Abstract

The double-tube heat exchanger has an outer tube and an inner tube inserted into the outer tube, is provided with an inside channel within the inner tube and an outside channel between the inner tube and the outer tube, and is configured to exchange heat between the fluid flowing in the inside channel and the fluid flowing in the outside channel. The inner tube has an uneven portion having unevenness on the outer peripheral surface. A large-diameter sealing portion is interposed between one axial end of the outer tube and the inner tube. A small-diameter sealing portion, which has a smaller diameter than the large-diameter sealing portion, is interposed between the other axial end of the outer tube and the inner tube. The outside channel and the uneven portion are arranged using the difference in axial position and diameter between the large-diameter sealing portion and the small-diameter sealing portion.

IPC Classes  ?

  • F28D 7/10 - Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically
  • F28F 1/22 - Tubular elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending longitudinally the means having portions engaging further tubular elements
  • F28F 1/16 - Tubular elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending longitudinally the means being integral with the element, e.g. formed by extrusion

36.

Damper System and Acoustic Bushing for a Vehicle

      
Application Number 18134812
Status Pending
Filing Date 2023-04-14
First Publication Date 2023-10-26
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Leip, Dennis
  • Bös, Sebastian

Abstract

A damper system for damping vibrations of an assembly unit of a vehicle comprises one or more main vibration dampers and one or more acoustic bushings. The respective main vibration damper is tuned to vibrations from a lower frequency range. The respective acoustic bushing is tuned to vibrations from a higher frequency range which lies above and does not overlap with the lower frequency range.

IPC Classes  ?

  • F04B 39/00 - Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups
  • F04B 39/12 - Casings; Cylinders; Cylinder heads; Fluid connections
  • F16F 15/04 - Suppression of vibrations of non-rotating, e.g. reciprocating, systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating system using elastic means

37.

CYLINDRICAL MOUNT

      
Application Number 18180095
Status Pending
Filing Date 2023-03-07
First Publication Date 2023-10-26
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Abe, Junji
  • Matsuoka, Tsutomu

Abstract

In a cylindrical mount in which an inner member and an outer cylindrical member are connected by a main rubber elastic body in a cylindrical shape, the inner member includes a cup member open toward the main rubber elastic body, an end of the main rubber elastic body in an axial direction is inserted and installed to the cup member, a bottom wall of the cup member is superimposed to an end surface of the main rubber elastic body in the axial direction without being bonded, and a circumferential wall of the cup member expands toward an opening side, and, at least in an opening portion, is arranged as a deformation regulation part which has a gap in a state of being separated with respect to the main rubber elastic body toward an outer circumference to be externally inserted.

IPC Classes  ?

  • B62D 24/02 - Vehicle body, not intended to move relatively to the vehicle frame, and mounted on vibration absorbing mountings, e.g. rubber pads
  • F16F 15/08 - Suppression of vibrations of non-rotating, e.g. reciprocating, systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating system using elastic means with rubber springs

38.

MULTILAYER BODY

      
Application Number 18334338
Status Pending
Filing Date 2023-06-13
First Publication Date 2023-10-19
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Taniguchi, Shota
  • Yamamoto, Kenji

Abstract

A multilayer body that is obtained by bonding a separator, which serves as a base material, and a lip, which serves as a sealing member, to each other by the intermediary of an adhesive layer , wherein: the lip is formed of a rubber composition that contains the component (A) described below; and the adhesive layer is formed of an adhesive that is mainly composed of the component (α) described below. Consequently, this multilayer body exhibits high acid-resistant adhesion at high temperatures, thereby having excellent long-term bonding reliability and excellent sealing properties. (A): A rubber component that is composed of at least one of an ethylene-propylene-diene rubber and an ethylene-butene-diene rubber. (α): A copolymerized oligomer-type silane coupling agent that comprises a specific hydrophilic functional group and a specific hydrophobic functional group at a specific ratio.

IPC Classes  ?

  • C09J 183/04 - Polysiloxanes
  • C08F 210/18 - Copolymers of ethene with alpha-alkenes, e.g. EP rubbers with non-conjugated dienes, e.g. EPT rubbers
  • C08K 3/04 - Carbon
  • B32B 15/18 - Layered products essentially comprising metal comprising iron or steel
  • B32B 15/06 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance of rubber
  • B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
  • B32B 25/16 - Layered products essentially comprising natural or synthetic rubber comprising polydienes or poly-halodienes
  • B32B 25/08 - Layered products essentially comprising natural or synthetic rubber comprising rubber as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin
  • B32B 25/02 - Layered products essentially comprising natural or synthetic rubber with fibres or particles embedded in it or bonded with it
  • H01M 8/0284 - Organic resins; Organic polymers

39.

FLUID-FILLED VIBRATION DAMPING DEVICE

      
Application Number 18172379
Status Pending
Filing Date 2023-02-22
First Publication Date 2023-10-12
Owner SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor Nozaki, Junichi

Abstract

A fluid-filled vibration damping device including: a pressure-receiving chamber; an equilibrium chamber; a partition partitioning the two chambers while including a communication aperture connecting the two chambers; and a rubber elastic plate arranged in the partition while covering the communication aperture. The rubber elastic plate includes: an outside contact-retainer part provided partially along a circumference at an outer edge of the rubber elastic plate while being held overlapped with the partition; an elastic deformation zone provided circumferentially between the outside contact-retainer part to become apart from the partition based on a pressure differential between the two chambers thereby allowing a fluid flow through the communication aperture; and a radial reinforcing rib projecting from a surface of the rubber elastic plate and extending radially outward from an inside contact-retainer part that is held overlapped with the partition toward the elastic deformation zone.

IPC Classes  ?

  • F16F 13/10 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like
  • B60K 5/12 - Arrangement of engine supports

40.

Charging roll for electrophotographic apparatus

      
Application Number 18330337
Grant Number 12013650
Status In Force
Filing Date 2023-06-06
First Publication Date 2023-10-05
Grant Date 2024-06-18
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Saito, Yoshihiro
  • Ukai, Hiroshi
  • Ishida, Masanori

Abstract

In a charging roll, grooves regularly defining spirals are formed on an elastic body layer, with a groove width of 4 μm to 280 μm and a groove depth of 2 μm to 30 μm. On an outer peripheral surface of the elastic body layer, an area ratio between an area of a bottom surface of the groove and an area of a plane part is 0.3 to 2.4. The surface layer includes a binder polymer and a roughness forming particle. The roughness forming particle is arranged on the plane part and the groove. A surface roughness of the surface layer on the groove is 2 μm to 16 μm. A surface roughness of the entire surface layer is 5 μm to 26 μm. A thickness of the binder polymer covering the roughness forming particle on the groove is greater than that on the plane part.

IPC Classes  ?

  • G03G 15/02 - Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices

41.

THERMAL INSULATION MATERIAL

      
Application Number 18312583
Status Pending
Filing Date 2023-05-04
First Publication Date 2023-09-28
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Taguchi, Yutaro
  • Saitou, Yuuki
  • Katayama, Naoki

Abstract

This thermal insulation material is provided with: thermal insulation layers, each of which has a porous structure having a skeleton that is composed of a plurality of particles connected with each other, while having pores inside and hydrophobic portions at least on the surface among the surface and the inside; and a pair of functional layers which are arranged on both sides of the thermal insulation layers in the thickness direction. The pair of functional layers have the same properties that include at least one of fire resistance and radiant heat dissipation properties.

IPC Classes  ?

  • B32B 5/18 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material
  • B32B 15/04 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance

42.

TUBULAR VIBRATION-DAMPING DEVICE

      
Application Number 17989800
Status Pending
Filing Date 2022-11-18
First Publication Date 2023-09-21
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Hirano, Masaaki
  • Kume, Takashi

Abstract

A tubular vibration-damping device including an inner shaft member and an outer tube member connected by a main rubber elastic body. The outer tube member is configured to be slidably inserted in an attachment tube in an axial direction, and is circumferentially divided so as to be radially deformable or displaceable. A pair of tighteners are disposed on axially opposite sides of the main rubber elastic body. The main rubber elastic body is fastened to an inner circumferential surface of the outer tube member. An adjustment elastic body against which the tighteners are pressed is integrally formed with axially opposite side portions of the main rubber elastic body. Sliding resistance in the axial direction between an outer circumferential surface of the outer tube member and an inner circumferential surface of the attachment tube is settable depending on a pressing force of the tighteners against the adjustment elastic body.

IPC Classes  ?

  • F16F 7/08 - Vibration-dampers; Shock-absorbers with friction surfaces rectilinearly movable along each other
  • F16F 1/38 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin

43.

CYLINDRICAL VIBRATION-DAMPING DEVICE

      
Application Number 18165901
Status Pending
Filing Date 2023-02-07
First Publication Date 2023-09-21
Owner Sumitomo Riko Company Limited (Japan)
Inventor Taniguchi, Tatsunori

Abstract

A first rotation limiting surface where a curvature is partially reduced in a circumferential direction is provided on an outer circumferential surface of an inner shaft fitting. A press-fit fitting is installed to the outer circumferential surface of the inner shaft fitting including the first rotation limiting surface. A second rotation limiting surface where a curvature is partially reduced in the circumferential direction corresponding to the first rotation limiting surface is provided on an inner circumferential surface of an insertion hole of the press-fit fitting. The first and second rotation limiting surfaces are mutually superimposed in a press-fit state. A press-fit guide surface located on a central side of the inner shaft fitting to the first rotation limiting surface and having a width dimension greater than the first rotation limiting surface is axially outer of the first rotation limiting surface on the outer circumferential surface of the inner shaft fitting.

IPC Classes  ?

  • F16F 1/38 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin

44.

FLUID-FILLED VIBRATION DAMPING DEVICE

      
Application Number 17983326
Status Pending
Filing Date 2022-11-08
First Publication Date 2023-09-07
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Hirano, Masaaki
  • Kume, Takashi

Abstract

In a fluid-filled vibration damping device in which multiple fluid chambers filled with a magnetic functional fluid communicate with each other by an orifice path, and a magnetic unit applying a magnetic field to the orifice path is provided in a state of being externally inserted to an outer cylindrical member, the magnetic unit includes a magnetic field generation part forming a magnetic field and a magnetic path formation part inducing a magnetic flux, the magnetic field is applied from a magnetic gap part of the magnetic path formation part arranged on an outer circumference of the orifice path to the orifice path, and on an outer circumferential surface of the outer cylindrical member, an installation part to which an outer mounting member realizing linking between the outer cylindrical member and a vibration damping linking target member is installed is biased from the magnetic field generation part in an axial direction.

IPC Classes  ?

  • B60K 5/12 - Arrangement of engine supports
  • F16F 13/10 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like
  • F16F 13/30 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions comprising means for varying fluid viscosity, e.g. of magnetic or electrorheological fluids

45.

VIBRATION DAMPING DEVICE

      
Application Number 17990940
Status Pending
Filing Date 2022-11-21
First Publication Date 2023-08-31
Owner SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor
  • Kondo, Hiroki
  • Oki, Kenji

Abstract

A vibration damping device including a main unit including first and second attachments connected by a rubber body, the second attachment including metallic first and second connectors inserted into metallic first and second grooves of a bracket. The metal is exposed on outer and lower faces of the first connector to be in metal-to-metal contact with groove-inside bottom and lower faces of the first groove. An upper urging rubber on the first connector contacts a groove-inside upper face of the first groove. The metal is exposed on a lower face of the second connector to be in metal-to-metal contact with a groove-inside lower face of the second groove. Upper and outer urging rubbers on the second connector contact groove-inside upper and bottom faces of the second groove. Detent engagers between the connectors and the grooves prevent dislodgment of the connectors from the grooves.

IPC Classes  ?

  • F16F 15/08 - Suppression of vibrations of non-rotating, e.g. reciprocating, systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating system using elastic means with rubber springs

46.

LIQUID-FILLED VIBRATION DAMPING DEVICE

      
Application Number 18165514
Status Pending
Filing Date 2023-02-07
First Publication Date 2023-08-31
Owner SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor
  • Kondo, Hiroki
  • Oki, Kenji

Abstract

A liquid-filled vibration damping device including a main unit and a bracket, the main unit including first and second attachments connected by a rubber body, and a closure member locked to the second attachment from below with a seal member sandwiched therebetween to seal a liquid chamber. The second attachment includes a pair of metallic connectors inserted into a pair of metallic grooves of the bracket. The metal is exposed on lower faces of the connectors which are pressed against groove-inside lower faces of the grooves in metal-to-metal contact. Convex parts protruding downward are provided at far-side ends of the connectors while concave parts are provided on the grooves at locations corresponding to the convex parts. Detent engagers preventing dislodgment of the connectors inserted in the grooves are constituted in metal-to-metal contact by the convex parts entering the concave parts to be engaged.

IPC Classes  ?

47.

ELECTROSTATIC TRANSDUCER

      
Application Number 18313362
Status Pending
Filing Date 2023-05-07
First Publication Date 2023-08-31
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Tahara, Shinya
  • Nasu, Masaki
  • Nakano, Katsuhiko

Abstract

An electrostatic transducer (1) includes: an insulator sheet (11); a first electrode sheet (12); a lead (30); a first bonding part (61), electrically bonding the first electrode sheet (12) with a core wire (30a) of the lead (30) in a first area (Pa) where the first electrode sheet (12) and the core wire (30a) of the lead (30) are disposed overlapping each other; and a second bonding part (62), bonding the insulator sheet (11) with a coating (30b) of the lead (30) in a second area (Pb) where the insulator sheet (11) and the coating (30b) of the lead (30) are disposed overlapping each other.

IPC Classes  ?

  • H02N 1/00 - Electrostatic generators or motors using a solid moving electrostatic charge carrier

48.

SOUNDPROOF COVER

      
Application Number 18314093
Status Pending
Filing Date 2023-05-08
First Publication Date 2023-08-31
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Onishi, Kazuyoshi
  • Yabu, Akio
  • Owaki, Junki
  • Makimura, Satoshi
  • Kaneda, Koki
  • Tomiyama, Koji
  • Miyanaga, Takashi
  • Hatanaka, Yukio

Abstract

A soundproof cover which covers a target object is provided with: a sound absorbing sheet which is formed in a planar shape by means of a sound absorbing material and which covers the surface of the target object; and a reinforcing member which is disposed in a position engaging with engaged portions of the target object, and which positions the sound absorbing sheet with respect to the target object with at least a portion of the sound absorbing sheet exposed. The reinforcing member is provided with: a first reinforcing portion, which is an elongate member and which is disposed in a position engaging with a first engaged portion of the target object; and second reinforcing portions, which are elongate members and which are disposed in different positions to the first reinforcing portion.

IPC Classes  ?

  • F02B 77/13 - Acoustic insulation
  • B32B 5/18 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material
  • B32B 5/32 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous both layers being foamed or specifically porous
  • B32B 3/08 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
  • B32B 25/04 - Layered products essentially comprising natural or synthetic rubber comprising rubber as the main or only constituent of a layer, next to another layer of a specific substance
  • B32B 27/06 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance
  • B32B 15/04 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance
  • B60R 13/08 - Insulating elements, e.g. for sound insulation

49.

FUEL CELL ASSEMBLY AND METHOD FOR MANUFACTURING THE SAME

      
Application Number 18314124
Status Pending
Filing Date 2023-05-08
First Publication Date 2023-08-31
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Kadono, Hideya
  • Oshima, Hideki
  • Itakura, Hiroki

Abstract

A fuel cell assembly includes an electrode member that has a membrane electrode assembly having an electrolyte membrane and an electrode catalyst layer, and gas diffusion layers; a solid rubber gasket that is disposed in a frame shape on an outward side of the electrode member in a surface direction; and a bonding member that is disposed in a frame shape on the outward side of the electrode member in the surface direction, is bonded to the electrode member and the gasket, and integrates these. A form of bonding the bonding member to the electrode member is at least one of impregnation with the gas diffusion layers and bonding to the membrane electrode assembly. A thickness of the bonding member is equal to or larger than a thickness of the gas diffusion layer, and at least a portion on a surface of the bonding member is coated with the gasket.

IPC Classes  ?

  • H01M 8/0284 - Organic resins; Organic polymers
  • H01M 8/1004 - Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
  • H01M 8/023 - Porous and characterised by the material
  • H01M 8/0273 - Sealing or supporting means around electrodes, matrices or membranes with sealing or supporting means in the form of a frame
  • H01M 8/0286 - Processes for forming seals

50.

TUBULAR ANTIVIBRATION DEVICE

      
Application Number 18314784
Status Pending
Filing Date 2023-05-09
First Publication Date 2023-08-31
Owner Sumitomo Riko Company Limited (Japan)
Inventor Hattori, Masaya

Abstract

A tubular antivibration device includes an inner axial member and an outer tubular member that are joined by an elastic rubber main body. The inner axial member is provided with a pair of groove-shaped recesses that open on the outer peripheral surface on both sides in the lateral direction and extend in the vertical direction, and the elastic rubber main body is integrally provided with a pair of upper and lower first elastic joining parts that join the vertically opposing surfaces of the inner axial member and the outer tubular member to each other on both sides in the vertical direction and a pair of left and right second elastic joining parts that join the vertically opposing surfaces of the outer tubular member to each other through the pair of groove-shaped recesses of the inner axial member.

IPC Classes  ?

  • F16F 1/38 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin

51.

LIQUID-FILLED VIBRATION DAMPING DEVICE

      
Application Number 18076484
Status Pending
Filing Date 2022-12-07
First Publication Date 2023-08-31
Owner SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor
  • Kondo, Hiroki
  • Oki, Kenji

Abstract

A liquid-filled vibration damping device including a first and second attachment members elastically connected by a main rubber elastic body, and a liquid chamber sealed by a closure member attached to the second attachment member from below with a seal member interposed therebetween. The second attachment member and the closure member are attached to each other by connecting locks arranged in a circumferential direction. Each connecting lock includes a flexible locking piece projecting from one toward another of the second attachment member and the closure member while having a locking hole, and a locking claw formed on the other of the two members and hooked to the locking hole of the locking piece. The locking piece includes a guide groove extending linearly from the locking hole in a direction of projection to guide the locking claw into the locking hole.

IPC Classes  ?

  • F16F 13/10 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like
  • F16F 15/023 - Suppression of vibrations of non-rotating, e.g. reciprocating, systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating system using fluid means

52.

PAPER FEEDING ROLLER AND PAPER FEEDING DEVICE

      
Application Number 18297652
Status Pending
Filing Date 2023-04-10
First Publication Date 2023-08-24
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Matsuda, Hirotoshi
  • Yamaguchi, Kazushi
  • Imamura, Wataru

Abstract

In the paper feeding roller, a shaft body has a cantilever structure supported at one end, and an elastic layer includes a supported end and a free end on both ends along a rotation axis, wherein an outer diameter of the free end in a cross section orthogonal to the rotational axis is greater than that of the supported end, and an area including the free end has a widened bottom part having an outer diameter which widens in a linear or inner convex manner approaching the free end along the rotation axis. The paper feeding device includes a feed roller rotationally driven and conveying paper, and a retard roller pressed against the feed roller, affixed with a torque limiter, and suppressing double feeding of paper. At least one of the feed roller and the retard roller is formed as the paper feeding roller.

IPC Classes  ?

  • B65H 5/06 - Feeding articles separated from piles; Feeding articles to machines by rollers
  • B65H 3/06 - Rollers or like rotary separators
  • B65H 27/00 - Special constructions, e.g. surface features, of feed or guide rollers for webs
  • B65H 3/54 - Pressing or holding devices

53.

ELECTRICALLY CONDUCTIVE COMPOSITION, SHEET-FORM FLEXIBLE ELECTRODE USING SAME, AND METHOD FOR PRODUCING SAID ELECTRODE

      
Application Number 18297638
Status Pending
Filing Date 2023-04-09
First Publication Date 2023-08-03
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Nakano, Masayoshi
  • Shinozuka, Tsubasa
  • Watanabe, Naoki
  • Arimura, Shoji

Abstract

This electrically conductive composition includes a thermoplastic elastomer and flaky graphite, the melt viscosity of the thermoplastic elastomer at 200° C. in a low-shear zone with a shear rate of 60 s−1 to 200 s−1 being 50 Pa·s to 1400 Pa·s, and the roundness of the flaky graphite being 0.5 or less. This method for producing a sheet-form flexible electrode has a kneading step for kneading expanded graphite and a thermoplastic elastomer having a melt viscosity of 50 Pa·s to 1400 Pa·s at 200° C. in a low-shear zone with a shear rate of 60 s−1 to 200 s−1 to produce the electrically conductive composition, and a molding step for molding the electrically conductive composition into the form of a sheet by injection molding or extrusion molding.

IPC Classes  ?

  • C08L 9/06 - Copolymers with styrene
  • C08K 3/04 - Carbon
  • C08K 3/34 - Silicon-containing compounds
  • C08K 5/09 - Carboxylic acids; Metal salts thereof; Anhydrides thereof
  • H01M 4/60 - Selection of substances as active materials, active masses, active liquids of organic compounds
  • H01M 4/1399 - Processes of manufacture of electrodes based on electro-active polymers
  • G01N 27/22 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
  • G01N 27/30 - Electrodes, e.g. test electrodes; Half-cells

54.

SEAL MEMBER

      
Application Number 18298330
Status Pending
Filing Date 2023-04-10
First Publication Date 2023-08-03
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Morita, Takahiro
  • Hayasaki, Yasuyuki
  • Yamaoka, Ryosuke
  • Tajima, Risa

Abstract

This seal member is a cured product of a silicone rubber composition that comprises a silicone rubber and silica particles, and has multiple insertion holes into which counterpart members are inserted; and this seal member satisfies the following conditions (a) to (d). (a) If X (parts by mass) is the content of the silica particles relative to 100 parts by mass of a base polymer of the silicone rubber, (elastic recovery rate (%))/(X (parts by mass)) is from 3.6 to 9.6. (b) The type A durometer hardness is from 15 to 30. (c) The tensile strength at break is 2.1 MPa or more. (d) The coefficient of kinetic friction of the surfaces of the insertion holes is 2.5 or less.

IPC Classes  ?

  • C09K 3/10 - Materials not provided for elsewhere for sealing or packing joints or covers

55.

FLEXOGRAPHIC PRINTING ORIGINAL PLATE

      
Application Number 18297660
Status Pending
Filing Date 2023-04-10
First Publication Date 2023-08-03
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Inoue, Daisuke
  • Yamada, Yutaro
  • Hashimoto, Hideyuki

Abstract

The disclosure provides a flexographic printing original plate which comprises an adhesive layer that exhibits excellent solvent resistance and excellent adhesion to a supporting body. The disclosure provides a flexographic printing original plate 10 which sequentially comprises, on a surface of a supporting body 12, an elastic layer 16 and an adhesive layer 14, wherein the supporting body 12 contains a polyester resin and the adhesive layer 14 contains the components (a), (b) and (c) described below. (a) a polyester resin (b) an isocyanate compound (c) a xylene resin which has a melting point or softening point of 100° C. or less.

IPC Classes  ?

  • B41N 1/12 - Printing plates or foils; Materials therefor non-metallic other than stone
  • B41F 5/24 - Rotary letterpress machines for flexographic printing
  • G03F 7/033 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders the binders being polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
  • G03F 7/20 - Exposure; Apparatus therefor

56.

CONVEYING BELT

      
Application Number 18180086
Status Pending
Filing Date 2023-03-07
First Publication Date 2023-07-13
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Nishioka, Hironari
  • Inoue, Daisuke
  • Hayasaki, Yasuyuki
  • Sakamoto, Sho
  • Watanabe, Yasuhide
  • Misumi, Fumio
  • Ito, Daiki
  • Maruyama, Isamu
  • Nakaichi, Shingo

Abstract

A conveying belt has a cylindrical base layer, and a surface layer that is formed on the outer peripheral surface of the base layer. The base layer contains polyimide or polyamide-imide, and has an elastic modulus from 3-7 GPa, inclusive. The surface layer is configured as a cured object from a resin composition that contains a fluororesin having a hydroxy group, an isocyanate curing agent, and a silicone copolymer. The silicone copolymer is a copolymer containing a silicone unit and another kind of unit not having a siloxane skeleton, has a hydroxy group, and contains siloxane units in a proportion of at least 95 mol% and less than 100 mol%, or from 40-70 mol%, inclusive. The silicone copolymer content in the resin composition is 1-5 parts by mass, inclusive, relative to a total 100 parts by mass of the fluororesin and the isocyanate curing agent.

IPC Classes  ?

  • B65H 5/02 - Feeding articles separated from piles; Feeding articles to machines by belts or chains
  • B65G 15/32 - Belts or like endless load-carriers made of rubber or plastics

57.

VEHICLE SEAT

      
Application Number 18084187
Status Pending
Filing Date 2022-12-19
First Publication Date 2023-06-29
Owner
  • TOYOTA BOSHOKU KABUSHIKI KAISHA (Japan)
  • SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor
  • Kumazaki, Yoshiyuki
  • Katagiri, Katsuhiko

Abstract

Provided is a vehicle seat capable of providing its coupling structure with a vibration reducing function at a low cost. One aspect of the present disclosure provides a vehicle seat including a cushion frame. The cushion frame includes a first member and a second member, and a coupling structure coupling the first and second members to each other. The coupling structure includes a first collar having a cylindrical shape and fixed to the first member, a second collar having a cylindrical shape and inserted in the first collar, a bolt inserted through the second collar, a first elastic element arranged between the first collar and the second member in an axial direction of the bolt, and a second elastic element held between the first and second collars in a radial direction of the bolt. The first collar has an inner diameter changing along an axial direction of the first collar.

IPC Classes  ?

  • B60N 2/68 - Seat frames
  • F16B 43/00 - Washers or equivalent devices; Other devices for supporting bolt-heads or nuts

58.

METHOD FOR MANUFACTURING CONNECTOR-INTEGRATED RESIN TUBE

      
Application Number 18165342
Status Pending
Filing Date 2023-02-07
First Publication Date 2023-06-29
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Saiki, Kazuhiro
  • Mizutani, Koji
  • Takimoto, Yorihiro

Abstract

A method for manufacturing a connector-integrated resin tube includes: a fitting step in which an end portion of a resin tube material including a straight tube portion is fitted into an end portion of a connector of a tubular shape; a joining step in which the end portion of the resin tube material and the end portion of the connector that have been fitted are joined by laser welding; a heating holding step in which a posture holding die including a bending processing portion for bending processing of the straight tube portion is used to hold the straight tube portion in a heated and bent state at the bending processing portion of the posture holding die; and a cooling step in which the straight tube portion is cooled.

IPC Classes  ?

59.

MEMBER FOR FUEL CELL AND METHOD FOR MANUFACTURING SAME

      
Application Number 18178546
Status Pending
Filing Date 2023-03-06
First Publication Date 2023-06-29
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Nimura, Yasunori
  • Taniguchi, Shota
  • Morihara, Koji

Abstract

A member for a fuel cell in which a lip 4b is directly fixed to the surface of a separator 5. In the member for a fuel cell, the lip 4b is a cross-linked body of a radically curable composition containing components (A) to (E) below at a specific ratio, and the glass transition temperature (Tg) of the cross-linked body is −30° C. or less. (A) (Meth)acrylic polymer having a (meth)acryloyl group at a molecular chain end. (B) Monofunctional (meth)acrylic monomer having a glass transition temperature (Tg) of 0° C. or more and having a polycyclic structure. (C) Monofunctional (meth)acrylic monomer except for component (B). (D) Polyfunctional (meth)acrylic monomer. (E) Radical polymerization initiator.

IPC Classes  ?

60.

VIBRATION DAMPING DEVICE

      
Application Number 18165334
Status Pending
Filing Date 2023-02-07
First Publication Date 2023-06-08
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Yasuda, Takayoshi
  • Kuroda, Kenji
  • Ito, Takaya

Abstract

In a vibration damping device, a main rubber elastic body has a truncated cone shape and includes a recess open to a lower surface. A central axis of an inner member is arranged eccentric with respect to a central axis of an outer cylindrical member in an axis-perpendicular direction. The main rubber elastic body that connects the inner member and the outer cylindrical member has different free lengths on one side and the other side in an eccentric direction. A continuous rubber that covers a lower end of the inner member without exposing the lower end of the inner member to the recess and connects the main rubber elastic body on one side in the eccentric direction and the main rubber elastic body on the other side in the eccentric direction is integrally formed with the main rubber elastic body.

IPC Classes  ?

61.

RESIN CONNECTOR CONNECTION STRUCTURE AND METHOD OF MANUFACTURING THE SAME

      
Application Number 18150182
Status Pending
Filing Date 2023-01-04
First Publication Date 2023-05-25
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Takimoto, Yorihiro
  • Mizutani, Koji
  • Saiki, Kazuhiro

Abstract

A resin connector (10) includes a tubular connector main body portion (11) which is formed to contain a reinforcing filler in a main portion base material resin, and a tubular connector end portion (12) which is formed of a end portion base material resin without containing the reinforcing filler or containing the reinforcing filler at a lower proportion than the connector main body portion (11) and is joined to the connector main body portion (11) to constitute a tubular end portion. The resin tube (20) is formed of a material having a higher absorption rate of a laser beam than the connector end portion (12) and is fitted to the connector end portion (12) to be welded to an inner peripheral surface or an outer peripheral surface of the connector end portion (12) and not to be welded to the connector main body portion (11).

IPC Classes  ?

62.

METHOD FOR KNEADING RUBBER

      
Application Number 17939923
Status Pending
Filing Date 2022-09-07
First Publication Date 2023-05-04
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Nagara, Kenichi
  • Matsubara, Takayuki
  • Ozaki, Yuta
  • Uchiyama, Chiaki
  • Kugumiya, So

Abstract

A method for kneading rubber has a first step of preparing a reference rubber composition and measuring a spring property of reference crosslinked rubber obtained by crosslinking the reference rubber composition, a second step of preparing a target rubber composition and measuring a spring property of target crosslinked rubber obtained by crosslinking the target rubber composition, and a third step of comparing the spring property of the target crosslinked rubber with the spring property of the reference crosslinked rubber to set one or more of a compounding condition and a squeezing condition that is adopted in the case of kneading the target lot of the raw rubber in a product composition.

IPC Classes  ?

63.

FLUID-FILLED VIBRATION DAMPING DEVICE

      
Application Number 18076403
Status Pending
Filing Date 2022-12-07
First Publication Date 2023-04-06
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Ishikawa, Ryota
  • Kawabata, Yoshihiro
  • Shimizu, Yorishige

Abstract

A fluid-filled vibration damping device includes a switching valve arranged inside the fluid passage passing through a partition member to communicate with a main fluid chamber and a sub fluid chamber and protruding from one wall surface toward the other wall surface of the fluid passage that face each other. A gap is provided between the switching valve and the other wall surface. A tip end part of the switching valve abuts against the other wall surface through a tilt displacement in a swing manner of the switching valve in the passage length direction of the fluid passage to thereby form a switching mechanism for closing the gap. An elastically deformable fin-shaped protrusion protruding from the tip end part of the switching valve toward the other wall surface is provided. A leak passage is formed between a protruding tip end of the fin-shaped protrusion and the other wall surface.

IPC Classes  ?

  • F16F 13/10 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like
  • B60K 5/12 - Arrangement of engine supports

64.

ELASTIC LINK WITH DIFFERENT ELASTIC BEHAVIOR

      
Application Number 17945989
Status Pending
Filing Date 2022-09-15
First Publication Date 2023-04-06
Owner SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor
  • Carobolante, Pascal
  • Kaszyca, Florian

Abstract

An elastic link comprising a first sleeve and a second sleeve. The first sleeve comprises a first elastic body, a first inner armature surrounded by the first elastic body, and a first outer armature surrounding the first elastic body. The second sleeve comprises a second elastic body, a second inner armature surrounded by the second elastic body, and a second outer armature surrounding the second elastic body. The first elastic body and the second elastic body presenting different elastic behaviors. This constitutes an improved elastic link.

IPC Classes  ?

  • F16F 1/373 - Springs made of material having high internal friction characterised by having a particular shape
  • F16F 1/377 - Springs made of material having high internal friction characterised by having a particular shape having holes or openings

65.

BEARING AND A METHOD FOR PRODUCING A BEARING

      
Application Number 17892134
Status Pending
Filing Date 2022-08-22
First Publication Date 2023-03-30
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Khlistunov, Dmitry
  • Zotov, Evgenii

Abstract

The disclosure relates to a bearing, having an inner core, an outer cage which surrounds the inner core in a radial direction, and an elastomer body which resiliently connects the inner core and the outer cage together, wherein the outer cage has an inner stop projection, wherein the inner stop projection protrudes radially inwards from an inner circumferential face of the outer cage and has an inner stop face, wherein the inner core has an outer stop projection, wherein the outer stop projection protrudes radially outwards from an outer circumferential face of the inner core and has an outer stop face which faces the inner stop face, and wherein the inner stop face and the outer stop face overlap in an axial direction. The disclosure relates further to a method for producing a bearing.

IPC Classes  ?

66.

FLAME-RETARDANT RUBBER COMPOSITION AND OUTER DIAPHRAGM FOR RAIL VEHICLES

      
Application Number 17987865
Status Pending
Filing Date 2022-11-16
First Publication Date 2023-03-16
Owner Sumitomo Riko Company Limited (Japan)
Inventor Muratani, Keiichi

Abstract

A flame-retardant rubber composition containing the following components (A) to (E) and an outer diaphragm for rail vehicles are provided. The outer diaphragm composed of a cross-linked body of the flame-retardant rubber composition. Accordingly, the present disclosure ensures excellent rubber properties such as tensile strength and elongation at break, and exhibits good flame-retardancy. (A) Excluding (B) below, at least one selected from the group consisting of a diene-based rubber, an olefin-based rubber, a urethane rubber, and a silicone rubber. (B) An acid-modified polyolefin. (C) A metal hydroxide. (D) A phosphinic acid metal salt. (E) A cross-linking agent of component (A).

IPC Classes  ?

67.

HYDRAULIC BEARING

      
Application Number 17886465
Status Pending
Filing Date 2022-08-12
First Publication Date 2023-03-02
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Hermann, Waldemar
  • Ciftci, Bulut

Abstract

According to the embodiment of the present disclosure, a hydraulic bearing (1) is provided, comprising an inner core (2), an outer shell (3) which radially surrounds the inner core (2), an elastomer body (4) which resiliently interconnects the inner core (2) and the outer shell (3) in order to allow a relative displacement between the inner core (2) and the outer shell (3), a first working chamber (5) and a second working chamber (6) which are fluidically interconnected by means of a working channel, a bypass chamber (8) which is connected to the first working chamber (5) by means of a first bypass channel (9), wherein the first working chamber (5) and the second working chamber (6) are configured such that an amount of a volume change in the case of a displacement of the inner core (2) relative to the outer shell (3), in a predetermined radial direction, is larger for the first working chamber (5) than for the second working chamber (6).

IPC Classes  ?

  • F16C 32/06 - Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings

68.

PROTEIN COMPOSITION WITH ISOPRENE POLYMERIZATION ACTIVITY AND APPLICATION THEREOF

      
Application Number 17968818
Status Pending
Filing Date 2022-10-19
First Publication Date 2023-03-02
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Imai, Shunsuke
  • Yoneyama, Fuminori
  • Wakisaka, Osamu

Abstract

The present disclosure provides a means for efficiently producing natural rubber and stably providing the same, and is aimed at stably providing a rubber resource. The present disclosure may provide a protein composition that exhibits an isoprene polymerization activity and comprises a protein(s) (B) exhibiting the same activity as CPTL and either one of proteins (A-1) exhibiting the same activity as CPT6 or (A-2) exhibiting the same activity as CPT7, as well as a lipid membrane structure comprising the composition, a method for producing the same, a cell expressing a protein constituting the composition, a method for producing the same, and a method for producing an isoprene polymer compound using any of the above.

IPC Classes  ?

  • C12P 5/00 - Preparation of hydrocarbons
  • C07K 14/415 - Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from plants
  • C12N 15/82 - Vectors or expression systems specially adapted for eukaryotic hosts for plant cells
  • C12N 9/10 - Transferases (2.)

69.

SLIDING BUSHING

      
Application Number 17982527
Status Pending
Filing Date 2022-11-08
First Publication Date 2023-03-02
Owner Sumitomo Riko Company Limited (Japan)
Inventor Kume, Takashi

Abstract

Provided is a sliding bushing in which sliding of an inner shaft member with respect to a main rubber elastic body is allowed. The inner shaft member includes a bulge part provided midway in an axial direction. A braided cloth-like sliding liner is arranged between the inner shaft member and the main rubber elastic body so as to be non-adhesive and slidable with respect to the inner shaft member. In a portion of the sliding liner arranged on an outer periphery with respect to a large diameter part of the bulge part of the inner shaft member, a coarse part is provided of coarser braid mesh than a portion of the sliding liner arranged on an outer periphery with respect to a small diameter part on both axial sides of the large diameter part.

IPC Classes  ?

  • F16F 1/38 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin
  • F16F 1/387 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin comprising means for modifying the rigidity in particular directions

70.

SLIDING BUSHING

      
Application Number 17961572
Status Pending
Filing Date 2022-10-07
First Publication Date 2023-02-02
Owner Sumitomo Riko Company Limited (Japan)
Inventor Kume, Takashi

Abstract

Provided is a sliding bushing in which an inner shaft member and an outer tube member are connected by a main rubber elastic body and sliding of the inner shaft member with respect to the main rubber elastic body is allowed. The inner shaft member includes a bulge part of a large diameter provided midway in an axial direction. The outer tube member includes a tapered part whose diameter decreases axially outward at both axial end portions. An outer peripheral surface of the bulge part in the inner shaft member includes a non-adhesive part that is non-adhesive to the main rubber elastic body and is allowed to slide with respect to the main rubber elastic body, and an outer peripheral surface axially outside the non-adhesive part in the inner shaft member includes an adhesive part to which the main rubber elastic body is adhered by vulcanization.

IPC Classes  ?

  • F16C 17/10 - Sliding-contact bearings for exclusively rotary movement for both radial and axial load

71.

SOUND-ABSORBING COVER

      
Application Number 17961570
Status Pending
Filing Date 2022-10-07
First Publication Date 2023-02-02
Owner
  • Sumitomo Riko Company Limited (Japan)
  • TOKAI CHEMICAL INDUSTRIES, LTD. (Japan)
Inventor
  • Tomiyama, Koji
  • Onishi, Kazuyoshi
  • Adachi, Yuhei
  • Tanaka, Kazuto
  • Suzuki, Yasuo
  • Taguchi, Hiroki

Abstract

A sound-absorbing cover comprises a first sound-absorbing layer and a second sound-absorbing layer made of foam, a first skin layer of the first sound-absorbing layer and a second skin layer of the second sound-absorbing layer are layered in a state of being made to face each other, and an air layer is provided between the facing surfaces of the first skin layer and the second skin layer. The rigidity of the first skin layer of the first sound-absorbing layer is different from the rigidity of the second skin layer of the second sound-absorbing layer.

IPC Classes  ?

  • B60R 13/08 - Insulating elements, e.g. for sound insulation
  • B32B 5/18 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material
  • B32B 7/022 - Mechanical properties
  • B32B 3/30 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a layer with cavities or internal voids characterised by a layer formed with recesses or projections, e.g. grooved, ribbed
  • B32B 3/06 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by features of form at particular places, e.g. in edge regions for attaching the product to another member, e.g. to a support
  • B32B 5/32 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous both layers being foamed or specifically porous
  • G10K 11/168 - Plural layers of different materials, e.g. sandwiches

72.

Vibration Damper for Connecting Two Devices

      
Application Number 17862981
Status Pending
Filing Date 2022-07-12
First Publication Date 2023-01-26
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Protzmann, Sabine
  • Gromes, Martin

Abstract

The invention relates to a vibration damper for connecting two devices to one another, in particular an engine to an environment (100) of the engine, for example a car body, wherein the vibration damper includes a damping section (20) and a fastening section (10), wherein the mounting portion (10) is formed with first and second pipe socket portions (14) having a flange (12), and wherein the damping portion (20) at least partially surrounds the fastening portion (10) at the outer surface thereof.

IPC Classes  ?

  • F16F 1/38 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin
  • B60K 5/12 - Arrangement of engine supports

73.

FLUID-FILLED VIBRATION DAMPING DEVICE

      
Application Number 17948645
Status Pending
Filing Date 2022-09-20
First Publication Date 2023-01-19
Owner SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor
  • Kuroda, Kenji
  • Yasuda, Takayoshi

Abstract

A fluid-filled vibration damping device including a movable film housed within a housing space of a partition partitioning a pressure receiving chamber and an equilibrium chamber. An outer peripheral end of the movable film includes a contact part and a sealing part being respectively in contact with a pressure receiving chamber-side wall inner surface and an equilibrium chamber-side wall inner surface of the housing space. A communication passage, which communicates with a gap circumferentially between the movable film and the housing space, is provided away from the contact part in the outer peripheral end of the movable film. The outer peripheral end of the movable film will be separated from the equilibrium chamber-side wall inner surface due to a pressure differential arising between the two chambers so as to form a relief passage interconnecting the two chambers including the gap and the communication passage.

IPC Classes  ?

  • F16F 13/18 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper characterised by the location or the shape of the equilibration chamber, e.g. the equilibration chamber surrounding the plastics spring or being annular

74.

RUBBER BUSHING FOR RAILROAD TRUCKS

      
Application Number 17939934
Status Pending
Filing Date 2022-09-07
First Publication Date 2023-01-05
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Otsubo, Shigehiro
  • Ogawa, Satoru

Abstract

Achieved is a rubber bushing for railroad trucks which has a novel structure and is capable of improving, for example, flame resistance to externally applied fire or the like without greatly degrading the basic properties demanded with respect to vibrational and load inputs. A rubber bushing 10 used for railroad car trucks comprises a shaft-like inner member 12 and an outer member 14, disposed on the outer peripheral side of the inner member 12 at a remove therefrom, which are linked by a rubber elastic body 16. A cover part 48 that covers an exposed end surface 44, from the outside thereof, where the rubber elastic body 16 is exposed to the outside between the axial ends of the inner member 12 and the outer member 14, is provided at an axial end of the rubber elastic body 16 as a separate member from the rubber elastic body 16.

IPC Classes  ?

75.

GASKET MEMBER MANUFACTURING METHOD AND GASKET MEMBER

      
Application Number 17903045
Status Pending
Filing Date 2022-09-06
First Publication Date 2022-12-29
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Kadono, Hideya
  • Haga, Shinichi

Abstract

Provided is a method for manufacturing a gasket member as described below. A plate-like base material is clamped between a first and a second split mold, and a gasket is fixed to a surface of the base material by injecting and filling a rubber-like elastic material into a cavity defined between the base material and the first split mold. An air vent is provided including an exhaust groove and an exhaust hole, the exhaust groove extending from the cavity toward an inner or outer peripheral side on a butting surface between the base material and the first split mold and partially opening in a circumferential direction of the cavity, the exhaust hole extending from the exhaust groove in a clamping direction of the first and second split molds. Air in the cavity is discharged through the air vent when the rubber-like elastic material is injected and filled into the cavity.

IPC Classes  ?

  • B29C 45/34 - Moulds having venting means
  • B29C 45/14 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
  • F16J 15/08 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing

76.

Refueling port

      
Application Number 17739165
Grant Number 11679667
Status In Force
Filing Date 2022-05-09
First Publication Date 2022-12-01
Grant Date 2023-06-20
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Sakazaki, Kazushige
  • Shimojo, Makoto
  • Park, Eunjin
  • Kobayashi, Takayuki

Abstract

The disclosure provides a refueling port capable of simplifying a structure for restricting rotation of a nozzle guide with respect to a refueling port body. One of the refueling port body and the nozzle guide includes guide ribs formed between an inner peripheral surface of a body cylinder portion and an outer peripheral surface of a guide cylinder portion to sandwich a reflux port in the circumferential direction, and guiding fuel vapor flowing in from the reflux port in a direction toward a filler pipe connection port. The other one of the refueling port body and the nozzle guide includes a locking portion formed between the inner peripheral surface of the body cylinder portion and the outer peripheral surface of the guide cylinder portion, and locked in both directions in the circumferential direction to the guide ribs to restrict relative rotation between the refueling port body and the nozzle guide.

IPC Classes  ?

77.

Elastic articulation

      
Application Number 17741231
Grant Number 11719300
Status In Force
Filing Date 2022-05-10
First Publication Date 2022-11-17
Grant Date 2023-08-08
Owner SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor
  • Carobolante, Pascal
  • Kaszyca, Florian
  • Dupuis, Frédéric
  • Sennepin, Sébastien
  • Beugnet, Frédéric

Abstract

An elastic articulation comprising a first sleeve and a second sleeve is provided. The first sleeve and the second sleeve each include a respective outer armature, a respective inner armature, and a respective elastic body between their respective outer and inner armatures. The elastic articulation also comprises a ring longitudinally connecting the first sleeve and the second sleeve. The ring forms a radial stop between the inner armature and the outer armature of the first sleeve, and between the inner armature and the outer armature of the second sleeve. The elastic articulation improves damping control in different directions.

IPC Classes  ?

  • F16F 1/38 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin
  • F16F 1/387 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin comprising means for modifying the rigidity in particular directions

78.

BIOLOGICAL INFORMATION MEASURING DEVICE

      
Application Number 17868755
Status Pending
Filing Date 2022-07-19
First Publication Date 2022-11-10
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Murayama, Masaru
  • Yamamoto, Hirokazu
  • Oue, Naoya
  • Shimura, Ryo

Abstract

A biological information measuring device comprises: a plurality of sensors that each acquire a base signal containing biological information and noise information; and a processing device that acquires biological information on the basis of a plurality of base signals. The processing device comprises: a component analysis part that performs a prescribed component analysis on the basis of the plurality of base signals and generates a plurality of component signals which constitute the plurality of base signals; and a biological information acquisition part that determines whether a component signal is biological information.

IPC Classes  ?

  • A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons

79.

Vehicle seat

      
Application Number 17729740
Grant Number 11724628
Status In Force
Filing Date 2022-04-26
First Publication Date 2022-11-03
Grant Date 2023-08-15
Owner
  • TOYOTA BOSHOKU KABUSHIKI KAISHA (Japan)
  • SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor
  • Kumazaki, Yoshiyuki
  • Kimura, Koji
  • Motoi, Yoshihiro
  • Katagiri, Katsuhiko

Abstract

A vehicle seat capable of exhibiting both performances of regulating an input of a load and reducing vibration is provided. One aspect of the present disclosure is a vehicle seat including a coupling structure coupling a first member and a second member. The coupling structure includes a bolt inserted through the first member and the second member, an auxiliary member arranged so as to hold the first member between the auxiliary member and the second member in an axial direction of the bolt, a first elastic element arranged between the first member and the second member in the axial direction, the first elastic element being in contact with the first member and the second member, and a second elastic element arranged between the first member and the auxiliary member in the axial direction, the second elastic element being in contact with the first member and the auxiliary member.

IPC Classes  ?

80.

PAPER FEEDING ROLL

      
Application Number 17859002
Status Pending
Filing Date 2022-07-07
First Publication Date 2022-10-27
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Yamaguchi, Kazushi
  • Kawano, Atsuhiro
  • Kose, Takahisa

Abstract

Provided is a paper feeding roll that prevents paper transportation failures over a long time. A paper feeding roll 10 is provided with an axial body 12 and an elastic layer 14 formed on an outer periphery of the axial body 12. The circumferential surface of the elastic layer 14 has a plurality of projections 16 forming surface unevenness. Each projection 16 of the plurality of projections 16 is shaped such that a position X of a distal-end part preceding in an opposite direction to a paper feeding direction precedes, in the opposite direction to the paper feeding direction, a position Y of a base-end part preceding in the opposite direction to the paper feeding direction.

IPC Classes  ?

  • B65H 5/06 - Feeding articles separated from piles; Feeding articles to machines by rollers

81.

HEAT DISSIPATION STRUCTURE FOR WIRE HARNESS

      
Application Number 17597825
Status Pending
Filing Date 2020-07-22
First Publication Date 2022-10-06
Owner
  • AUTONETWORKS TECHNOLOGIES, LTD. (Japan)
  • SUMITOMO WIRING SYSTEMS, LTD. (Japan)
  • SUMITOMO ELECTRIC INDUSTRIES, LTD. (Japan)
  • SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor
  • Kuzuhara, Fumihiro
  • Nishiyama, Takahiro
  • Yoshikawa, Kei

Abstract

Provided is a novel heat dissipation structure for a wire harness by which excellent heat dissipation can be ensured while achieving improved versatility using a simple structure. The heat dissipation structure for a wire harness includes wire harnesses, heat dissipation bodies with which the wire harnesses are in contact in a heat conductive manner, and a heat conductive member whose heat conductivity is improved in a specific direction. The wire harnesses and the heat dissipation bodies are pressed against each other with the heat conductive member sandwiched in between in the specific direction.

IPC Classes  ?

  • B60R 16/02 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric
  • H01B 7/42 - Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction

82.

Vibration damping device and method of manufacturing the same

      
Application Number 17560777
Grant Number 11926216
Status In Force
Filing Date 2021-12-23
First Publication Date 2022-09-22
Grant Date 2024-03-12
Owner
  • SUMITOMO RIKO COMPANY LIMITED (Japan)
  • HONDA MOTOR CO., LTD. (Japan)
Inventor
  • Oki, Kenji
  • Tanaka, Shingo
  • Kondo, Hiroki
  • Arai, Yusuke
  • Kubota, Kozo

Abstract

A vibration damping device including a vibration-damping device main unit inserted into a mounting space of a bracket from a lateral side and securely supported by the bracket. The bracket includes engaging pieces on respective opposed inside faces of the mounting space, and engaging action of the engaging pieces with respect to respective detent engaging faces formed on a fixture member of the vibration-damping device main unit prevents the vibration-damping device main unit from becoming dislodged from the mounting space of the bracket. Opposed walls of the mounting space are each penetrated by an aperture window, and inspection flat surfaces are separately provided to an outside surface of each engaging piece visible from an outside through the aperture window and a corresponding external side surface of the bracket that is off the aperture window. The inspection flat surfaces are parallel to each other.

IPC Classes  ?

  • B60K 5/12 - Arrangement of engine supports
  • F16F 13/00 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
  • F16F 13/10 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like
  • F16F 15/08 - Suppression of vibrations of non-rotating, e.g. reciprocating, systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating system using elastic means with rubber springs

83.

Vibration damping device and method of manufacturing vibration damping device

      
Application Number 17532313
Grant Number 11885388
Status In Force
Filing Date 2021-11-22
First Publication Date 2022-09-08
Grant Date 2024-01-30
Owner SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor Hotta, Kazuki

Abstract

A vibration damping device including an inner, a tubular outer disposed on a radially outer side of the inner, an elastic body connecting the inner and the outer, and a retainer disposed on at least one axial end of the inner and penetrated by an opening in an axial direction. The inner includes an annular projection extending outward in the axial direction from at least one axial end face of the inner and inserted in the opening of the retainer. The annular projection includes a plurality of compressed fixation parts arranged apart from each other in a circumferential direction. The retainer is fixed by compression to the inner by the compressed fixation parts being compressed against an inner circumferential surface of the opening.

IPC Classes  ?

  • F16F 1/38 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin
  • F16F 1/373 - Springs made of material having high internal friction characterised by having a particular shape
  • F16F 1/387 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin comprising means for modifying the rigidity in particular directions

84.

Development roll for electrophotographic apparatuses

      
Application Number 17737023
Grant Number 11774875
Status In Force
Filing Date 2022-05-05
First Publication Date 2022-08-18
Grant Date 2023-10-03
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Endo, Satoshi
  • Fujii, Kengo
  • Imai, Kentaro
  • Tatsumi, Satoshi

Abstract

The disclosure provides a development roll for electrophotographic apparatuses. The development roll for electrophotographic apparatuses includes: a shaft; an elastic layer formed on an outer circumferential surface of the shaft; a surface layer formed on an outer circumferential surface of the elastic layer; and an end protection layer formed on an outer circumferential surface of the surface layer at both ends in an axial direction. The end protection layer contains a binder polymer and a surface modification agent that has a cyano group.

IPC Classes  ?

  • G03G 15/08 - Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer

85.

CUSHIONING SHEET AND METHOD FOR MANUFACTURING SAME

      
Application Number 17737025
Status Pending
Filing Date 2022-05-05
First Publication Date 2022-08-18
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Makino, Keiji
  • Tanaka, Eiji

Abstract

A cushioning sheet includes: main support parts extending in a reference direction and arranged with at least a part of a wide surface in contact with a first member and a narrow surface facing the wide surface back-to-back in contact with a second member; and a band-shaped connection part connecting the adjacent main support parts and arranged in contact with the first member and at a distance from the second member. A main recess extending in the reference direction and opening toward the first member is formed in a central part of the wide surface of the main support part in a width direction. A sub-recess extending in the reference direction, opening toward at least one of the first member and the second member, and having an opening width smaller than the main recess is formed in a boundary portion between the main support parts and the connection part.

IPC Classes  ?

  • H01M 50/291 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs characterised by their shape
  • H01M 50/209 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
  • H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
  • B29C 48/08 - Flat, e.g. panels flexible, e.g. films

86.

Armrest

      
Application Number 17437530
Grant Number 11760244
Status In Force
Filing Date 2020-03-03
First Publication Date 2022-08-11
Grant Date 2023-09-19
Owner
  • AUTONETWORKS TECHNOLOGIES, LTD. (Japan)
  • SUMITOMO WIRING SYSTEMS, LTD. (Japan)
  • SUMITOMO ELECTRIC INDUSTRIES, LTD. (Japan)
  • SUMITOMO RIKO COMPANY LIMITED (Japan)
  • TOKAI CHEMICAL INDUSTRIES, LTD. (Japan)
Inventor
  • Yamamoto, Satoshi
  • Hayashi, Kaho
  • Oshima, Hideki
  • Okumura, Takemasa
  • Endo, Takahiko
  • Jin, Jun
  • Makino, Keiji

Abstract

An armrest includes a frame, a mounting portion included in the frame and having a mounting surface with which the mounting portion is mounted on a bracket of a seat, an armrest-side wire harness arranged in the frame, and an armrest-side connector connected to the armrest-side wire harness and being open in a direction from the mounting surface toward the bracket.

IPC Classes  ?

  • B60N 2/75 - Arm-rests
  • B60N 3/00 - Arrangements or adaptations of other passenger fittings, not otherwise provided for

87.

Bearing, outer sleeve, and method for producing a bearing

      
Application Number 17549890
Grant Number 11619260
Status In Force
Filing Date 2021-12-14
First Publication Date 2022-06-16
Grant Date 2023-04-04
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Borger, Anton
  • Mohr, Martin
  • Schupp, Benjamin

Abstract

A bearing (1) is provided, comprising an inner sleeve (6), an outer sleeve (2), and an elastomer body (24), which resiliently interconnects the inner sleeve (6) and the outer sleeve (2), wherein the outer sleeve (2) comprises a circumferential portion (8) and at least one deformation portion (10) that is recessed radially inwards from the circumferential portion (8), and wherein the deformation portion (10) comprises a support-surface portion (12) arranged so as to be offset radially inwards relative to the circumferential portion (8) of the outer sleeve (2), wherein the support-surface portion (12) extends substantially perpendicularly to the radial direction (Ra). A method for producing a bearing is also provided.

IPC Classes  ?

  • F16C 27/00 - Elastic or yielding bearings or bearing supports, for exclusively rotary movement
  • F16C 27/02 - Sliding-contact bearings
  • F16C 27/06 - Elastic or yielding bearings or bearing supports, for exclusively rotary movement by means of parts of rubber or like materials
  • F16C 43/00 - Assembling bearings
  • F16F 1/38 - Springs made of material having high internal friction with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin

88.

SILICONE RUBBER COMPOSITION, SILICONE RUBBER CROSSLINKED BODY, AND SEALANT

      
Application Number 17685348
Status Pending
Filing Date 2022-03-02
First Publication Date 2022-06-16
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Morita, Takahiro
  • Seki, Tomohito
  • Hayasaki, Yasuyuki
  • Yamaoka, Ryosuke

Abstract

Provided is a silicone rubber composition that allows for both the securing of time for filling materials and an improvement in productivity which is achievable due to a short curing time, and that has excellent reproducibility of curing properties. The silicone rubber composition contains (a) an organopolysiloxane having an alkenyl group, (b) a peroxide cross-linking agent, and (c) a heat stabilizer, wherein (c) includes a compound represented by general formula (1). In formula (1), R1 represents hydrogen or a methyl group, R2, R3, R4, and R5, each independently represent a C1-9 alkyl group, and R6 represents hydrogen or a methyl group. Provided is a silicone rubber composition that allows for both the securing of time for filling materials and an improvement in productivity which is achievable due to a short curing time, and that has excellent reproducibility of curing properties. The silicone rubber composition contains (a) an organopolysiloxane having an alkenyl group, (b) a peroxide cross-linking agent, and (c) a heat stabilizer, wherein (c) includes a compound represented by general formula (1). In formula (1), R1 represents hydrogen or a methyl group, R2, R3, R4, and R5, each independently represent a C1-9 alkyl group, and R6 represents hydrogen or a methyl group.

IPC Classes  ?

  • C08L 83/04 - Polysiloxanes
  • C08G 77/20 - Polysiloxanes containing silicon bound to unsaturated aliphatic groups
  • C08G 77/00 - Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon
  • C08K 5/14 - Peroxides
  • C08K 5/00 - Use of organic ingredients
  • C08F 220/30 - Esters containing oxygen in addition to the carboxy oxygen containing aromatic rings in the alcohol moiety

89.

Armrest and seat with armrest

      
Application Number 17437482
Grant Number 11884194
Status In Force
Filing Date 2020-03-03
First Publication Date 2022-06-16
Grant Date 2024-01-30
Owner
  • AUTONETWORKS TECHNOLOGIES, LTD. (Japan)
  • SUMITOMO WIRING SYSTEMS, LTD. (Japan)
  • SUMITOMO ELECTRIC INDUSTRIES, LTD. (Japan)
  • SUMITOMO RIKO COMPANY LIMITED (Japan)
  • TOKAI CHEMICAL INDUSTRIES, LTD. (Japan)
Inventor
  • Yamamoto, Satoshi
  • Hayashi, Kaho
  • Oshima, Hideki
  • Okumura, Takemasa
  • Endo, Takahiko
  • Jin, Jun
  • Makino, Keiji

Abstract

An armrest includes an arm-side wire harness and an arm body member. The arm-side wire harness includes an electric wire and an arm-side connector on an end of the electric wire to be coupled to a mount member-side connector mounted on a mount member. The arm body member includes an arrangement section in which the electric wire of the arm-side wire harness is arranged and a mount member-side wall that is to be arranged opposite the mount member. The arm body member is to be fixed to the mount member while the mount member-side wall being opposite the mount member. The mount member-side wall includes a connector insertion hole through which the mount member-side connector can be inserted. The arm-side connector and the mount member-side connector can be arranged in the arrangement section. The arm body member includes an operation hole that is continuous from the arrangement section.

IPC Classes  ?

  • B60N 2/75 - Arm-rests
  • A47C 7/54 - Supports for the arms
  • B60R 16/02 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric
  • B60R 16/03 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems

90.

THERMAL INSULATION MATERIAL FOR BATTERY PACK AND BATTERY PACK

      
Application Number 17599799
Status Pending
Filing Date 2021-02-03
First Publication Date 2022-06-09
Owner
  • Sumitomo Riko Company Limited (Japan)
  • TOYOTA JIDOSHA KABUSHIKI KAISHA (Japan)
Inventor
  • Katayama, Naoki
  • Kumagai, Shinji
  • Hayashi, Shota
  • Taguchi, Yutaro
  • Shintaku, Yuji

Abstract

A thermal insulation material for a battery pack includes: a thermal insulation layer; and a first base material and a second base material that are arranged with the thermal insulation layer interposed therebetween. The thermal insulation layer contains a porous structure in which a plurality of particles is connected to form a skeleton, reinforcing fibers, and metal oxide nanoparticles serving as a binder, the porous structure having pores inside and having hydrophobic sites at least on a surface of the porous structure out of the surface and inside of the porous structure, and a percentage mass loss of the thermal insulation layer in thermogravimetric analysis in which the thermal insulation layer is held at 500° C. for 30 minutes is 10% or less.

IPC Classes  ?

  • H01M 10/658 - Means for temperature control structurally associated with the cells by thermal insulation or shielding

91.

Transducer and manufacturing method thereof

      
Application Number 17668334
Grant Number 11641554
Status In Force
Filing Date 2022-02-09
First Publication Date 2022-05-26
Grant Date 2023-05-02
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Hasegawa, Koichi
  • Tahara, Shinya
  • Nakano, Katsuhiko
  • Nasu, Masaki

Abstract

A transducer in which electrical connections between electrode sheets and leading wires can be secured via an approach other than soldering or welding is provided. In a sheet body portion, a dielectric layer and a first electrode sheet are joined by a first main fusion layer formed of a fusion material. A first conductive portion of a first leading wire is fixed to the sheet body portion by a first clamp. The first clamp includes a plurality of first leg portions that penetrates the sheet body portion in a thickness direction, a first coupling portion that couples the proximal ends of the plurality of first leg portions and is disposed across the first conductive portion, and a plurality of first bent-back portions that is formed by bending the respective distal ends of the plurality of first leg portions and is locked with a second surface of the sheet body portion.

IPC Classes  ?

  • H04R 19/00 - Electrostatic transducers
  • B06B 1/02 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy
  • B29C 65/00 - Joining of preformed parts; Apparatus therefor
  • H04R 31/00 - Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
  • H04R 1/06 - Arranging circuit leads; Relieving strain on circuit leads

92.

HEART FAILURE DIAGNOSTIC DEVICE

      
Application Number 17585199
Status Pending
Filing Date 2022-01-26
First Publication Date 2022-05-12
Owner
  • Sumitomo Riko Company Limited (Japan)
  • Osaka University (Japan)
Inventor
  • Takahashi, Wataru
  • Yamamoto, Masanori
  • Shimizu, Atsuki
  • Kondo, Mitsuyoshi
  • Taguchi, Jun
  • Asanoi, Hidetsugu
  • Sawa, Yoshiki
  • Miyagawa, Shigeru

Abstract

A heart failure diagnostic device includes a piezoelectric sensor sheet having flexibility and configured to output a detection signal corresponding to an input vibration. A respiratory signal acquisition unit is configured to extract, as a respiratory signal, a signal of a vibration frequency caused by respiration from the detection signal detected by the piezoelectric sensor sheet. A power spectrum calculator is configured to obtain a power spectrum of a respiratory frequency band from the respiratory signal, and a signal corrector is configured to correct the detection signal such that in the power spectrum, a maximum value of a first-order frequency component of a respiratory waveform is not smaller than 1.5 times a maximum value of a second-order frequency component of the respiratory waveform to obtain the respiratory signal.

IPC Classes  ?

  • A61B 5/113 - Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb occurring during breathing
  • A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
  • A61B 5/11 - Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb

93.

Armrest and seat with armrest

      
Application Number 17437522
Grant Number 11717090
Status In Force
Filing Date 2020-02-21
First Publication Date 2022-05-12
Grant Date 2023-08-08
Owner
  • AUTONETWORKS TECHNOLOGIES, LTD. (Japan)
  • SUMITOMO WIRING SYSTEMS, LTD. (Japan)
  • SUMITOMO ELECTRIC INDUSTRIES, LTD. (Japan)
  • SUMITOMO RIKO COMPANY LIMITED (Japan)
  • TOKAI CHEMICAL INDUSTRIES, LTD. (Japan)
Inventor
  • Yamamoto, Satoshi
  • Ishida, Hidetoshi
  • Hayashi, Kaho
  • Oshima, Hideki
  • Okumura, Takemasa
  • Endo, Takahiko
  • Jin, Jun
  • Makino, Keiji

Abstract

An armrest described herein includes an arm-side wire harness including an electric wire and an arm-side connector that is on an end of the electric wire and is to be coupled to a seat-side connector mounted on a seat. The armrest further includes an arm body member including an electric wire routing cavity in which the electric wire of the arm-side wire harness is arranged and a seat-side wall that is to be arranged opposite a seat frame of the seat. The arm body member is to be fixed to the seat frame while the seat-side wall being opposite the seat frame. The seat-side wall includes a connector insertion hole through which the arm-side connector can be inserted. The arm body member includes an operation hole that is continuous from the connector insertion hole via an arrangement section of the electric wire routing cavity.

IPC Classes  ?

  • A47C 7/54 - Supports for the arms
  • A47C 7/72 - Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like

94.

FLAME-RETARDANT VIBRATION ISOLATION RUBBER COMPOSITION AND FLAME-RETARDANT VIBRATION ISOLATION RUBBER MEMBER

      
Application Number 17570327
Status Pending
Filing Date 2022-01-06
First Publication Date 2022-04-28
Owner Sumitomo Riko Company Limited (Japan)
Inventor Muratani, Keiichi

Abstract

A flame-retardant vibration isolation rubber composition which comprises the following ingredient (A) as a rubber component and contains the following ingredients (B) to (D). This rubber composition enables excellent performances regarding flame retardancy and less smoking properties to be exhibited without impairing vibration isolation properties and physical rubber properties. In the flame-retardant vibration isolation rubber composition, ingredient (A) is a diene-based rubber, ingredient (B) is a halogen-compound flame retardant, ingredient (C) is a metal molybdate compound, and ingredient (D) is a metal hydroxide.

IPC Classes  ?

  • C08L 7/00 - Compositions of natural rubber
  • F16F 1/36 - Springs made of material having high internal friction

95.

SHEET-SHAPED FLEXIBLE ELECTRODE AND METHOD FOR PRODUCING THE SAME

      
Application Number 17543745
Status Pending
Filing Date 2021-12-07
First Publication Date 2022-03-24
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Nakano, Masayoshi
  • Nakashima, Hiroaki
  • Shinozuka, Tsubasa
  • Takamatsu, Shigeaki
  • Minoshima, Ryo
  • Fukuta, Tomohiro
  • Katayama, Kazutaka
  • Arimura, Shoji

Abstract

A sheet-shaped flexible electrode includes a thermoplastic elastomer including a styrene-based thermoplastic elastomer or including a styrene-based thermoplastic elastomer and an olefin-based thermoplastic elastomer, and a conductive material containing carbon black, and has a thickness of 50 μm or more and 500 μm or less. The melt viscosity of the thermoplastic elastomer at 200° C. in a low shear region with a shear rate of 60 s−1 or more and 200 s−1 or less is 100 Pa·s or more and 800 Pa·s or less, and is four times or less the melt viscosity of the thermoplastic elastomer at the same temperature in a high shear region with a shear rate of 1000 s−1 or more and 1220 s−1 or less. An amount of DBP absorbed by the carbon black is 300 cm3/100 g or more.

IPC Classes  ?

  • H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
  • G01D 5/24 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
  • G01D 5/241 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes
  • H01L 41/047 - Electrodes
  • H01M 4/04 - Processes of manufacture in general

96.

Vibration damping device

      
Application Number 17383536
Grant Number 11592077
Status In Force
Filing Date 2021-07-23
First Publication Date 2022-03-03
Grant Date 2023-02-28
Owner
  • SUMITOMO RIKO COMPANY LIMITED (Japan)
  • HONDA MOTOR CO., LTD. (Japan)
Inventor
  • Tanaka, Shingo
  • Ando, Ryuichi
  • Oki, Kenji
  • Arai, Yusuke
  • Kawabe, Keisuke

Abstract

A vibration damping device including a vibration-damping device main unit attached to a bracket from a lateral side by a second attachment member being fitted to opposed walls provided on widthwise opposite sides of the bracket. The bracket includes flexible latches extending from the respective opposed walls forward in a direction of attachment. The second attachment member includes outer recesses respectively opening onto surfaces overlapped with the respective opposed walls. Each latch has a slope portion sloping inward in a width direction of the bracket such that a distal end face of the latch is inserted in the corresponding outer recess. The distal end face of the latch is latched by a forward wall inner face of the outer recess, and displacement of the second attachment member relative to the bracket in a direction of dislodgment opposite to the direction of attachment is limited.

IPC Classes  ?

  • F16F 13/08 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper
  • F16F 13/10 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like
  • B60K 5/12 - Arrangement of engine supports

97.

VIBRATION ISOLATION RUBBER COMPOSITION AND VIBRATION ISOLATION RUBBER MEMBER

      
Application Number 17519535
Status Pending
Filing Date 2021-11-04
First Publication Date 2022-02-24
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Okahisa, Masashi
  • Kasai, Seiji
  • Naiki, Hiroaki

Abstract

A vibration isolation rubber composition containing the following components (B) to (E) together with a polymer made of a component (A) below is provided. Accordingly, it is possible to achieve both heat resistance and a low dynamic-to-static modulus ratio at a high level without impairing durability. In the vibration isolation rubber composition, (A) is a diene rubber, (B) is a filler, (C) is a dihydrazide compound, (D) is any one of a (meth)acrylic acid monomer, zinc oxide, and zinc (meth)acrylate, and (E) is a sulfur vulcanizing agent.

IPC Classes  ?

  • C08L 7/00 - Compositions of natural rubber
  • C08K 3/06 - Sulfur
  • C08K 3/22 - Oxides; Hydroxides of metals
  • C08K 3/04 - Carbon
  • C08K 5/25 - Carboxylic acid hydrazides
  • C08K 5/098 - Metal salts of carboxylic acids
  • C08F 220/28 - Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
  • C08F 220/30 - Esters containing oxygen in addition to the carboxy oxygen containing aromatic rings in the alcohol moiety

98.

PRESENCE DETERMINATION DEVICE

      
Application Number 17496738
Status Pending
Filing Date 2021-10-07
First Publication Date 2022-01-27
Owner Sumitomo Riko Company Limited (Japan)
Inventor Shimizu, Atsuki

Abstract

There is provided a presence determination device. The presence determination device determines whether or not a living body is present on a detection region, the presence determination device including: a flexible piezoelectric sensor sheet that is laid out in the detection region and outputs a detection signal corresponding to input vibration; a ballistocardiographic signal acquisition unit that extracts a ballistocardiographic signal corresponding to ballistocardioaction from the detection signal of the piezoelectric sensor sheet ; and an absence determination unit that executes an absence determination indicating that the living body is not present on the detection region, based on the ballistocardiographic signal. When a state where the ballistocardiographic signal is lower than an absence threshold value α lasts beyond an absence determination time, the absence determination unit executes the absence determination.

IPC Classes  ?

  • H01L 41/113 - Piezo-electric or electrostrictive elements with mechanical input and electrical output
  • A61B 5/11 - Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
  • A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons

99.

Quick connector

      
Application Number 17496792
Grant Number 11892109
Status In Force
Filing Date 2021-10-08
First Publication Date 2022-01-27
Grant Date 2024-02-06
Owner Sumitomo Riko Company Limited (Japan)
Inventor
  • Kanegae, Ryousuke
  • Takimoto, Yorihiro
  • Imanishi, Yoshitsugu

Abstract

When a pipe is inserted into a connector main body of a quick connector, first leg parts of a retainer are deformed and expanded by pressing force in the axial direction on tapered surfaces of the first leg parts caused by an annular protrusion of the pipe, and the annular protrusion of the pipe can pass through the first leg parts in the insertion direction. When the pipe releases from the normal position, the retainer moves in a prescribed direction from a standard position, the first leg parts make contact with a first guide of the connector main body, and the first leg parts are deformed so as to expand, and due to the deformation and expansion of the first leg parts the annular protrusion of the pipe can pass through the first leg parts in the release direction.

IPC Classes  ?

  • F16L 37/12 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members using hooks, pawls, or other movable or insertable locking members

100.

Vehicle body damper brace

      
Application Number 17481939
Grant Number 11820431
Status In Force
Filing Date 2021-09-22
First Publication Date 2022-01-13
Grant Date 2023-11-21
Owner SUMITOMO RIKO COMPANY LIMITED (Japan)
Inventor
  • Wada, Munehiro
  • Ichikawa, Hiroyuki
  • Kume, Takashi

Abstract

A vehicle body damper brace including: a rod member having an elongated shape; a housing including a tubular part arranged externally about the rod member; an elastic connector including a first connection body comprising a viscoelastic material, the elastic connector elastically connecting the rod member and the housing to each other in an axis-perpendicular direction; and a regulator provided on at least one axial side of the first connection body and separately from the elastic connector, the regulator suppressing an amount of relative displacement between the rod member and the housing in a prizing direction.

IPC Classes  ?

  • F16F 3/093 - Units comprising several springs made of plastics or the like material the springs being of different materials, e.g. having different types of rubber
  • B62D 21/11 - Understructures, i.e. chassis frame on which a vehicle body may be mounted with resilient means for suspension
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