Abrégé

A sterilization system of an embodiment includes a light source unit, a horizontal angle adjustment unit and/or a vertical angle adjustment unit, and a controller. The light source unit emits ultraviolet rays in a radiating form. The horizontal angle adjustment unit adjusts a horizontal angle of the light source unit by causing rotation of the light source unit in a horizontal direction. The vertical angle adjustment unit adjusts a vertical angle of the light source unit by causing rotation of the light source unit in a vertical direction. The controller receives a marker signal transmitted from a marker via a marker sensor, controls rotation of the horizontal angle adjustment unit and/or the vertical angle adjustment unit to direct an optical axis of the light source unit to the marker, and stores a horizontal angle and/or a vertical angle of the light source unit in response to a position setting request.

Classes IPC  ?

• A61L 2/00 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contact; Accessoires à cet effet
• A61L 2/24 - Appareils utilisant des opérations programmées ou automatiques

Abrégé

A measuring device includes a first space for pressurizing a pressurization target and a second space independent of the first space. The measuring device includes a first exhaust valve closing or opening a communication port communicating the first space with another space. An open/closed state of the first exhaust valve changes in accordance with a pressure difference between the first space and the second space.

Classes IPC  ?

• A61B 5/021 - Mesure de la pression dans le cœur ou dans les vaisseaux sanguins
• A61B 5/0235 - Valves spécialement adaptées à cet effet

Abrégé

A fan includes a first blower and a second blower each having an impeller. The first blower includes a first motor and a first motor drive controller to control driving of the first motor and communicate with the second blower. The second blower includes a second motor and a second motor drive controller to control driving of the second motor and communicate with the first blower. The first motor drive controller controls the driving of the first motor based on a result of communication with the second blower.

Classes IPC  ?

• F04D 25/16 - Combinaisons de plusieurs pompes
• F04D 15/00 - Commande, p.ex.régulation de pompes, d'installations ou de systèmes de pompage
• F04D 27/00 - Commande, p.ex. régulation, des pompes, des installations ou des systèmes de pompage spécialement adaptés aux fluides compressibles

Abrégé

Object Object A grease composition having a low dust generation, long life, and low low-temperature torque under an ultra high-speed, high-temperature environment with a rotational speed exceeding 30000 rpm is provided, and by applying the grease composition to a rolling bearing, the rolling bearing having a low dust generation, long life and low low-temperature torque, and a motor including such a rolling bearing are also provided. Object A grease composition having a low dust generation, long life, and low low-temperature torque under an ultra high-speed, high-temperature environment with a rotational speed exceeding 30000 rpm is provided, and by applying the grease composition to a rolling bearing, the rolling bearing having a low dust generation, long life and low low-temperature torque, and a motor including such a rolling bearing are also provided. Resolution Means Object A grease composition having a low dust generation, long life, and low low-temperature torque under an ultra high-speed, high-temperature environment with a rotational speed exceeding 30000 rpm is provided, and by applying the grease composition to a rolling bearing, the rolling bearing having a low dust generation, long life and low low-temperature torque, and a motor including such a rolling bearing are also provided. Resolution Means Provided are: a grease composition containing a base oil and a thickener, the base oil including a fluorine oil, an ester oil, and a polyalphaolefin oil, and the thickener including a fluorine-based thickener, a urea-based thickener, and a barium complex soap thickener, each of these components being included in the grease composition at a predetermined proportion; a rolling bearing filled with the grease composition; and a motor including the rolling bearing.

Classes IPC  ?

• C10M 169/02 - Mélanges de matériaux de base et d'épaississants
• C10M 107/02 - Polymères d'hydrocarbures; Polymères d'hydrocarbures modifiés par oxydation
• C10M 107/32 - Polymères de condensation d'aldéhydes ou de cétones; Polyesters; Polyéthers
• C10M 107/38 - Compositions lubrifiantes caractérisées en ce que le matériau de base est un composé macromoléculaire contenant des halogènes
• C10M 115/08 - Compositions lubrifiantes caractérisées en ce que l'épaississant est un composé organique non macromoléculaire, autre qu'un acide carboxylique ou ses sels contenant de l'azote
• C10M 119/22 - Compositions lubrifiantes caractérisées en ce que l'épaississant est un composé macromoléculaire contenant des halogènes

Abrégé

An electronic lock mounting structure (FS) according to an embodiment of the present disclosure is disposed between an electronic lock (100) and a door (20) to mount the electronic lock (100) on the door (20). The electronic lock mounting structure (FS) includes an attachment (110) and a base (120). The electronic lock mounting structure (FS) includes an engagement mechanism (121) configured to engage with a thumb-turn mounting hole (TH) provided in the door (20). The engagement mechanism (121) may include three claw portions configured to engage the thumb-turn mounting hole (TH).

Classes IPC  ?

• E05B 9/08 - Fixation des boîtiers de serrures à pêne demi-tour ou à cylindre au battant

Abrégé

In accordance with one aspect of the present disclosure, a vibration generating device includes a protruding part; a base provided with the protruding part and formed of a magnetic body; an annular coil surrounding the protruding part; a plate facing the base and formed of a magnetic body; and an elastic member supporting the plate with respect to the base. The plate and the base constitute magnetic circuit.

Classes IPC  ?

• H02K 33/02 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p.ex. par des ressorts
• H01F 7/20 - Electro-aimants; Actionneurs comportant des électro-aimants sans armature

Abrégé

A stator, in particular for an electric machine, has a stator pack including a rotor receiving region configured to receive a rotor configured to be driven around a rotation axis within the rotor receiving region, and including at least one stator pole tooth which is surrounded by a coil surrounding a coil central axis and which includes a pole shoe adjacent to the rotor receiving region, wherein the coil central axis is skewed with respect to the rotation axis.

Classes IPC  ?

• H02K 1/14 - Noyaux statoriques à pôles saillants
• H02K 37/16 - Moteurs à rotor tournant pas à pas et sans rupteur ou commutateur actionné par le rotor, p.ex. moteurs pas à pas du type à aimant permanent avec des induits fixes et des aimants tournants avec des aimants tournant à l'intérieur des induits avec des noyaux d'induits en forme de fer à cheval

Abrégé

Provided is a vibration actuator that includes: a coil; a core around which the coil is wound, the core including both ends projecting from the coil; a yoke formed of a magnetic material and disposed opposite to the both ends of the core at a position adjacent to the both ends of the core with a gap provided between the yoke and the both ends of the core in a direction orthogonal to a winding axis of the coil; and an elastic part fixed between the core and the yoke and configured for elastic support to enable a movement between the core and the yoke in a direction opposite to at least one of the both ends of the core.

Classes IPC  ?

• H02K 33/06 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p.ex. par des ressorts dans lesquels la fréquence de fonctionnement est déterminée par la fréquence d'un courant alternatif appliqué en permanence avec des induits polarisés
• H02K 33/16 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits polarisés se déplaçant dans des directions opposées par inversion de la tension appliquée au système à une seule bobine

Abrégé

A pump system contains a pair of pumps each of which contains a vibration actuator vibrated by electromagnetic drive and can discharge fluid due to drive of the vibration actuator. The pump system has a vibration suppression mode in which the pair of the pumps are driven so that vibration of the vibration actuators of the pair of pumps is cancelled each other and a vibration generation mode in which the pair of the pumps are driven so that the vibration of the vibration actuators of the pair of pumps is superimposed with each other.

Classes IPC  ?

• F04B 49/00 - Commande des "machines", pompes ou installations de pompage ou mesures de sécurité les concernant non prévues dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
• F04B 43/04 - Pompes ayant un entraînement électrique

Abrégé

According to the present disclosure, a strain gauge includes: a flexible substrate; a resistor made from a film containing Cr, CrN, and Cr2N, on one surface of the substrate; an insulating layer covering the resistor; and a conductive barrier layer covering the insulating layer.

Classes IPC  ?

• G01B 7/16 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer les déformations dans un solide, p.ex. au moyen d'une jauge de contrainte à résistance

Abrégé

A spindle motor includes a base being a cast product as a part of a housing of a hard disk drive device. The base has a hole portion configured to accommodate a fastening member configured to fasten a member to be attached to the base. The hole portion is a blind hole extending in a depth direction from a surface of the base and having a tip surface formed flat.

Classes IPC  ?

• G11B 33/12 - Disposition des éléments de structure dans les appareils, p.ex. d'alimentation, des modules

Abrégé

Provided is a vibration actuator including: a movable body including a magnet having a pillar shape; and a fixing body including a coil and a main body part. The main body part includes an inner peripheral surface, which surrounds the movable body with a gap between the inner peripheral surface and an outer peripheral surface of the movable body inside the coil, and supports the movable body via an elastic support part such that the movable body is vibratable in an axial direction of the movable body. The vibration actuator is configured to cause a flow of a fluid in a direction opposite to a direction of movement of the movable body in the gap and to generate a pipe resistance to the fluid.

Classes IPC  ?

• H02K 33/18 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des systèmes de bobines se déplaçant, du fait de mises sous tension intermittentes ou inversées, par interaction avec un système de champ magnétique fixe, p.ex. des aimants permanents
• G08B 6/00 - Systèmes de signalisation tactile, p.ex. systèmes d'appel de personnes

Abrégé

A rotating device includes a housing, a motor, and one or more gears. The housing includes a first housing and a second housing engaging with the first housing. The motor and the one or more gears are accommodated in the housing. The first housing and the second housing oppose one another in a first direction. A side wall part of the second housing is provided with a first hook, and a side wall part of the first housing is provided with a first protruding part. The first protruding part engages with the first hook. A surface of the first hook engaging with the first protruding part and a surface of the first protruding part engaging with the first hook are in contact with one another in the first direction. The surface of one of the first hook and the first protruding part is inclined with respect to the surface of the other of the first hook and the first protruding part, and the surface of the first protruding part faces the side wall part of the first housing.

Classes IPC  ?

• H02K 5/04 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction
• H02K 7/116 - Association structurelle avec des embrayages, des freins, des engrenages, des poulies ou des démarreurs mécaniques avec des engrenages

Abrégé

An antenna device capable of transmitting power that allows a power receiving device to efficiently receive power even at a short distance is provided. An antenna device capable of transmitting power that allows a power receiving device to efficiently receive power even at a short distance is provided. An antenna device includes an array antenna; an adjustment unit to adjust a phase of a power transmission signal supplied to a plurality of antenna elements in a first axis direction; an image obtainment unit to obtain an image through a fisheye lens; a derivation unit to convert a first position of a marker included in the image, into a second position in polar coordinates on a first plane including the first axis and the second axis; an obtainment unit to obtain, based on the second position, an elevation angle of a position obtained by projecting the first position onto a second plane including the first axis and a third axis, with respect to the third axis in the second plane; a storage unit to store a plurality of sets of phase data corresponding to a plurality of elevation angles, the phase data representing a plurality of phases when power is transmitted from the plurality of antenna elements to a power receiving device, the plurality of phases received by the power receiving device from the plurality of antenna elements being adjusted to be aligned; and a control unit to read the phase data corresponding to the elevation angle obtained by the elevation angle obtainment unit from the storage unit, and control the adjustment unit based on the read phase data so as to make a direction of a beam radiated by the array antenna become the elevation angle in the second plane.

Classes IPC  ?

• H02J 50/23 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique utilisant des micro-ondes ou des ondes radio fréquence caractérisés par le type d'antennes de transmission, p.ex. les antennes-réseau directives ou les antennes Yagi
• H02J 50/40 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique utilisant plusieurs dispositifs de transmission ou de réception
• H02J 50/90 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique mettant en œuvre la détection ou l'optimisation de la position, p.ex. de l'alignement 

Abrégé

In accordance with one aspect of the present disclosure, an electronic device includes a housing, a contact member attached to the housing, a plate displaceable with respect to the base, an elastic member supporting the plate with respect to the base. The base, the plate and the elastic member are arranged inside the housing. A magnetic gap is formed with the plate and the base. The plate connects with the contact member.

Classes IPC  ?

• H02K 33/02 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p.ex. par des ressorts
• H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p.ex. façonnées pour former des boîtes à connexions ou à bornes

Abrégé

To provide a motor capable of suppressing movement of a shaft, bearings, or the like with respect to a case, a blower using the motor, and a cartridge for the motor. The motor includes a shaft, a rotor fixed to the shaft, a stator opposed to the rotor, a pair of bearings fixed to the shaft, a sleeve surrounding the pair of bearings, and a case including a support part configured to support the sleeve. The sleeve includes, in an axis X direction of the shaft, an engagement part configured to engage with the case.

Classes IPC  ?

• H02K 5/173 - Moyens de support des paliers, p.ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des roulements à rouleaux, p.ex. des roulements à billes
• F04D 25/06 - Ensembles comprenant des pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
• F04D 29/056 - Paliers
• F04D 29/32 - Rotors spécialement adaptés aux fluides compressibles pour pompes à flux axial
• F16C 19/18 - Paliers à contact de roulement pour mouvement de rotation exclusivement avec roulements à billes essentiellement du même calibre, en une ou plusieurs rangées circulaires pour charges à la fois radiales et axiales avec plusieurs rangées de billes
• H02K 7/08 - Association structurelle avec des paliers
• H02K 21/22 - Moteurs synchrones à aimants permanents; Génératrices synchrones à aimants permanents avec des induits fixes et des aimants tournants avec des aimants tournant autour des induits, p.ex. volants magnétiques

Abrégé

The spindle motor includes; a shaft including a shaft portion and a flange portion, the shaft portion having a columnar shape extending in an axial direction, the shaft portion including a shaft end portion, the flange portion being provided at the shaft end portion and receiving a load in the axial direction; and a bearing sleeve rotatably supporting the shaft, the bearing sleeve having a tubular shape including a sleeve end portion having a large-diameter recess part formed in the axial direction. The shaft is a member formed of a copper alloy containing from 0.5 mass percent to 1.5 mass percent of silicon and from 0.5 mass percent to 3.0 mass percent of manganese, and the member includes the shaft portion and the flange portion integrated with one another.

Classes IPC  ?

• G11B 19/20 - Entraînement; Démarrage; Arrêt; Commande correspondante

Abrégé

The centrifugal blower includes an impeller, a motor for rotating the impeller, and a circuit board for driving and controlling the motor, the impeller, the motor, and the circuit board being accommodated in the centrifugal blower, at the inner side of a lower casing. The motor is arranged at a first end portion side in the shaft direction of the circuit board, an end cap is provided at the second end portion side in the shaft direction of the circuit board. The end cap is provided with an inner annular portion extending in the shaft direction and a pocket portion protruding inward in a radial direction from an inner circumferential surface of the inner annular portion. The motor is a three-phase brushless motor, and includes a common line coupling portion with three-phase coils wound around in a star connection. The common line coupling portion protrudes from the circuit board toward the second end portion side in the shaft direction to be accommodated in the pocket portion of the end cap.

Classes IPC  ?

• F04D 25/06 - Ensembles comprenant des pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
• F04D 17/10 - Pompes centrifuges pour la compression ou l'épuisement
• F04D 29/42 - Carters d'enveloppe; Tubulures pour le fluide énergétique pour pompes radiales ou hélicocentrifuges
• H02K 5/15 - Montage des flasques-paliers ou des plaques d'extrémité
• H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p.ex. façonnées pour former des boîtes à connexions ou à bornes
• H02K 11/33 - Circuits d’entraînement, p.ex. circuits électroniques de puissance
• H02K 21/16 - Moteurs synchrones à aimants permanents; Génératrices synchrones à aimants permanents avec des induits fixes et des aimants tournants avec des aimants tournant à l'intérieur des induits avec des noyaux d'induits annulaires à pôles saillants

Abrégé

To achieve miniaturization in the rotation axis direction. A motor includes a stator housing having an inner peripheral portion and an outer peripheral portion, a stator supported by an outer peripheral portion of the stator housing, a rotor housing covering the stator housing and the stator, and a magnet supported by an outer peripheral portion of the rotor housing. The stator includes a first surface provided at an inner side of the magnet, supported by the stator housing and positioned in a rotation axis direction, and a second surface opposing an outside in the rotation axis direction. A surface of the magnet supported by the rotor housing is provided at an upper surface portion side of the stator core in the rotation axis direction.

Classes IPC  ?

• H02K 5/15 - Montage des flasques-paliers ou des plaques d'extrémité
• H02K 1/27915 - Aimants façonnés pour modifier l’entrefer entre les aimants et le stator
• H02K 5/173 - Moyens de support des paliers, p.ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des roulements à rouleaux, p.ex. des roulements à billes

Abrégé

A vibrator includes a frame, a swing unit, and an elastic member. The swing unit is disposed within the frame and holds a magnet. The elastic member connects the swing unit and the frame. The swing unit is movable with respect to the frame while deforming the elastic member. The frame, the swing unit, and the elastic member are integrally molded with each other.

Classes IPC  ?

• H02K 33/00 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant
• H02K 33/16 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits polarisés se déplaçant dans des directions opposées par inversion de la tension appliquée au système à une seule bobine

Abrégé

A sterilization system of an embodiment includes a light source unit, a horizontal angle adjustment unit and/or a vertical angle adjustment unit, and a controller. The light source unit emits ultraviolet rays in a radiating form. The horizontal angle adjustment unit adjusts a horizontal angle of the light source unit by causing rotation of the light source unit in a horizontal direction. The vertical angle adjustment unit adjusts a vertical angle of the light source unit by causing rotation of the light source unit in a vertical direction. The controller reads setting information including the horizontal angle and/or the vertical angle, controls the rotation caused by the horizontal angle adjustment unit and/or the vertical angle adjustment unit, and controls irradiation of the ultraviolet rays by the light source unit.

Classes IPC  ?

• A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contact; Accessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
• A61L 2/24 - Appareils utilisant des opérations programmées ou automatiques

Abrégé

The invention relates to a flap actuator, comprising a flap, an actuating drive for actuating the flap along an actuating path from a closed position to an open position, and a linkage mechanism, the linkage mechanism comprising a toggle joint having a first leg and a second leg. The first leg is rotatably supported at a first rotation point and the second leg is rotatably supported via a second rotation point. Furthermore, the first leg and the second leg are rotatably linked to each other at a moveable third rotation point, wherein the second leg includes a guiding slot along a longitudinal direction of the second leg and the first leg includes a guiding projection engaging the guiding slot, wherein the guiding projection forms the third rotation point and is supported in the guiding slot to be moveable along the longitudinal direction. The toggle joint comprises an elastic element which, when the flap is in its closed position, exerts a force on the toggle joint so that the toggle joint causes a restoring force on the flap in the closing direction, and/or the guiding slot has a length L and a width B, wherein L>B, and the second leg, at a position Pos2 along the longitudinal direction of the guiding slot at which the guiding projection is situated when the flap is in its closed position, includes a second recess having a width Br2, wherein Br2>Br, and wherein the guiding projection, when the flap is in its closed position, is in at least partial engagement with the second recess so that the toggle joint causes a retaining force and/or a restoring force on the flap in the closing direction.

Classes IPC  ?

• B60K 15/05 - Couvercles d'entrée de réservoir

Abrégé

A drive control device includes a rotation speed calculation unit configured to calculate a rotation speed of a motor based on a rotation position detection signal of the motor, an energization stop time period calculation unit configured to calculate an energization stop time period for stopping energization to all phases of coils of the motor based on a target rotation speed and the rotation speed of the motor, and an energization signal generation unit configured to generate an energization signal for controlling energization to the coils of the motor to switch energization to the coils of the motor and to stop energization to all the coils of the motor in the energization stop time period.

Classes IPC  ?

• H02P 3/20 - Dispositions pour l'arrêt ou le ralentissement de moteurs, génératrices électriques ou de convertisseurs dynamo-électriques pour arrêter ou ralentir individuellement un moteur dynamo-électrique ou un convertisseur dynamo-électrique pour arrêter ou ralentir un moteur à courant alternatif par inversion de l'ordre dans lequel les phases sont reliées au moteur
• H02P 6/17 - Dispositions de circuits pour détecter la position et pour l’obtention d’informations sur la vitesse
• H02P 27/06 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p.ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs
• H02K 11/33 - Circuits d’entraînement, p.ex. circuits électroniques de puissance

Abrégé

A sterilization system of an embodiment includes a light source unit, a horizontal angle adjustment unit, and/or a vertical angle adjustment unit, a first sensor unit, a second sensor unit, and a controller. The light source unit emits ultraviolet rays in a radiating form. The horizontal angle adjustment unit adjusts a horizontal angle of the light source unit by causing rotation of the light source unit in a horizontal direction. The vertical angle adjustment unit adjusts a vertical angle of the light source unit by causing rotation of the light source unit in a vertical direction. The first sensor unit detects an object having a body temperature. The second sensor unit detects proximity of an object. The controller reads setting information including the horizontal angle and/or the vertical angle, controls the rotation caused by the horizontal angle adjustment unit and/or the vertical angle adjustment unit, and controls irradiation of the ultraviolet rays by the light source unit based on a status of the detection by the first sensor unit and the second sensor unit.

Classes IPC  ?

• A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contact; Accessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
• A61L 2/24 - Appareils utilisant des opérations programmées ou automatiques

Abrégé

A heartbeat information acquisition system (100) configured to acquire heartbeat information of a subject (S) on a bed (BD), including a plurality of load detectors (11, 12, 13, 14) configured to detect a load of the subject on the bed, a waveform acquisition unit (321) configured to acquire, based on outputs of the plurality of load detectors, a plurality of heartbeat waveforms respectively corresponding to the plurality of load detectors, a waveform selection unit (322) configured to select, from the plurality of heartbeat waveforms, a largest amplitude waveform being a heartbeat waveform having a largest amplitude among the plurality of heartbeat waveforms, and a heartbeat information acquisition unit (323) configured to acquire the heartbeat information of the subject based on an output of a load detector, among the plurality of load detectors, corresponding to the largest amplitude waveform.

Classes IPC  ?

• A61B 5/024 - Mesure du pouls ou des pulsations cardiaques
• A61B 5/11 - Mesure du mouvement du corps entier ou de parties de celui-ci, p.ex. tremblement de la tête ou des mains ou mobilité d'un membre
• A61B 5/00 - Mesure servant à établir un diagnostic ; Identification des individus

Abrégé

A motor includes a rotor and a stator. The stator includes a plurality of segments coupled via engaging parts. The segment includes a plurality of pieces coupled via a coupling part. The plurality of pieces are disposed in an arc shape. The plurality of segments are disposed in an annular shape. The engaging part has two protruding parts projecting to a circumferential direction side and a recess part provided between the two protruding parts. Among the two segments disposed adjacently, the protruding part of one segment is engaged with the recess part of the other segment, and the recess part of the one segment is engaged with the protruding part of the other segment. The two protruding parts of the one segment and the other segment have top parts, and the protruding part of the one segment and the recess part of the other segment have a first plane and a third plane opposing one another. The first plane and the third plane extend in a radial direction and a circumferential direction of the stator, and extend in directions intersecting one another toward the top part.

Classes IPC  ?

• H02K 1/14 - Noyaux statoriques à pôles saillants

Abrégé

To provide a rotary apparatus able to facilitate assembly of the rotary apparatus, and an attaching structure of the rotary apparatus. A rotary apparatus (1) includes a motor (10) having motor terminals (13), terminal members (21) and (22), a first housing (60), the terminal members (21) and (22) being attached to the first housing (60), and a second housing (40) having an accommodating part configured to accommodate the motor (10), the first housing (60) being attached to the second housing (40). The first housing (60) is attachable to or separable from the second housing (40) in a predetermined direction. The terminal members (21) and (22) are electrically connected to the motor terminals (13). The terminal members (21) and (22) have externally-connected terminal portions (33) and (34) to be connected to an external unit. The predetermined direction is a longitudinal direction of the externally-connected terminal portions (33) and (34).

Classes IPC  ?

• H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p.ex. façonnées pour former des boîtes à connexions ou à bornes

Abrégé

A weight management device is used in a biological information monitoring system configured to monitor biological information of a subject on a bed (BD), based on a detection value of a load detector (LS1, LS2, LS3, LS4) configured to detect a load of the subject. The weight management device includes a housing, a display provided at an outer surface of the housing and configured to display a weight of the subject, based on the detection value, and an attachment portion provided at an outer surface of the housing and attachable to and detachable from the bed.

Classes IPC  ?

• G01G 19/44 - Appareils ou méthodes de pesée adaptés à des fins particulières non prévues dans les groupes pour peser des personnes
• A61B 5/00 - Mesure servant à établir un diagnostic ; Identification des individus
• G01G 19/52 - Appareils de pesée combinés avec d'autres objets, p.ex. avec de l'ameublement

Abrégé

According to the present disclosure, a strain gauge has: a flexible substrate; a resistor formed on the substrate; and a pair of electrodes formed on the substrate and electrically connected with the resistor via conductive traces, and, in this strain gauge, a width of the resistor is 10 μm or more and 100 μm or less, and the conductive traces include a portion with a width of 5 μm or more and 100 μm or less.

Classes IPC  ?

• G01B 7/16 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer les déformations dans un solide, p.ex. au moyen d'une jauge de contrainte à résistance

Abrégé

The present invention provides a tactile feedback device that detects a user operation based on touch without erroneous detection, providing stable tactile feedback. This device includes: an operated section that receives a user operation based on touch; a touch detection section for detecting touch on the operated section; a load detection section that detects a load on the operated section due to touch; a vibration actuator that generates vibration and outputs the vibration to the operated section; and a driving control section that drives, in response to the detection of touch and detection of load, the vibration actuator to vibrate the operated section, feeding back tactile sensation to a user, wherein the load detection section stops detection of a load during vibration.

Classes IPC  ?

• G06F 3/01 - Dispositions d'entrée ou dispositions d'entrée et de sortie combinées pour l'interaction entre l'utilisateur et le calculateur

Abrégé

A motor includes a rotor, a stator, a first substrate, a second substrate, and an electronic component arranged at the second substrate. The stator includes a stator core, an insulator, and a coil wound around the stator core via the insulator. The insulator includes a coupling part connected to an external device. The first substrate is fixed to the insulator. The second substrate is fixed to the first substrate. The first substrate and the second substrate are spaced apart in a rotation axis direction of the rotor.

Classes IPC  ?

• H02K 11/33 - Circuits d’entraînement, p.ex. circuits électroniques de puissance
• H02K 1/04 - MACHINES DYNAMO-ÉLECTRIQUES - Détails du circuit magnétique caractérisés par le matériau employé pour l'isolation du circuit magnétique ou de parties de celui-ci
• H02K 5/16 - Moyens de support des paliers, p.ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques
• H02K 11/30 - Association structurelle à des circuits de commande ou à des circuits d’entraînement

Abrégé

According to the present disclosure, a strain gauge includes: a flexible substrate; a resistor made from a film containing Cr, CrN, and Cr2N, on one surface of the substrate; and a resin barrier layer covering the resistor, and, in this strain gauge, in the barrier layer, a ratio of a moisture permeability (g/m2/24 h) to a thickness (mm) is 5:1 or greater, and the thickness of the barrier layer is 100 μm or more and 3 mm or less.

Classes IPC  ?

• G01L 1/22 - Mesure des forces ou des contraintes, en général en faisant usage des cellules électrocinétiques, c. à d. des cellules contenant un liquide, dans lesquelles un potentiel électrique est produit ou modifié par l'application d'une contrainte en utilisant des jauges de contrainte à résistance

Abrégé

Provided is a rotor capable of effectively utilizing magnetic flux generated from a magnet, a motor using the rotor, and an electronic device. The rotor, the motor using the rotor, and the electronic device include a rotor core including: an annular part; a plurality of magnetic pole pieces extending in a radial direction; and a plurality of connecting parts configured to connect the annular part and each of the plurality of magnetic pole pieces; a plurality of first magnets disposed between two adjacent magnetic pole pieces of the plurality of magnetic pole pieces in a circumferential direction; and a plurality of second magnets disposed in a space formed between two adjacent connecting parts of the plurality of connecting parts in the circumferential direction, the connecting parts extending in a direction having both of a component of the radial direction and a component of the circumferential direction.

Classes IPC  ?

• H02K 1/276 - Aimants encastrés dans le noyau magnétique, p.ex. aimants permanents internes [IPM]
• H02K 21/16 - Moteurs synchrones à aimants permanents; Génératrices synchrones à aimants permanents avec des induits fixes et des aimants tournants avec des aimants tournant à l'intérieur des induits avec des noyaux d'induits annulaires à pôles saillants

Abrégé

According to the present disclosure, a strain gauge has: a flexible substrate; a resistor formed on the substrate; and a pair of electrodes formed on the substrate and electrically connected with the resistor via conductive traces, and, in this strain gauge, the conductive traces include a first metal layer and a second metal layer formed over an upper surface of the first metal layer, and the second metal layer is formed in a pattern that is different from a pattern of the first metal layer.

Classes IPC  ?

• G01B 7/16 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer les déformations dans un solide, p.ex. au moyen d'une jauge de contrainte à résistance

Abrégé

A motor drive control device has a control circuit that generates a drive control signal for controlling a rotational speed of a motor based on a speed command signal indicating a target rotational speed of the motor, and a motor driving unit that drives the motor based on the drive control signal. The control circuit performs speed feedback control for generating the drive control signal so that the rotational speed of the motor coincides with the target rotational speed when the target rotational speed is lower than a rotational speed threshold value, and generates the drive control signal based on a relationship between current flowing through the motor and a reference current value when the target rotational speed is higher than the rotational speed threshold value.

Classes IPC  ?

• F04D 27/00 - Commande, p.ex. régulation, des pompes, des installations ou des systèmes de pompage spécialement adaptés aux fluides compressibles
• F04D 25/06 - Ensembles comprenant des pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
• H02P 29/04 - Dispositions pour la régulation ou la commande des moteurs électriques, adaptées à des moteurs à courant alternatif et à courant continu au moyen d'un frein séparé

Abrégé

Provided is a rotating device having excellent performance of cooling a heat generation source. Included are a shaft member, a rotating body having a tubular shape and rotatable about the shaft member, a bearing supporting the rotating body with respect to the shaft member, and a coupling member disposed between the bearing and the rotating body in a radial direction. The coupling member includes a ventilation channel communicating with an inside and an outside of the rotating body.

Classes IPC  ?

• H02K 9/06 - Dispositions de refroidissement ou de ventilation par l'air ambiant s'écoulant à travers la machine comportant des moyens pour établir la circulation d'un agent de refroidissement avec des ventilateurs ou des dispositifs d'entraînement mûs par l'arbre de la machine
• H02K 5/173 - Moyens de support des paliers, p.ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des roulements à rouleaux, p.ex. des roulements à billes
• H02K 5/20 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction avec des canaux ou des conduits pour la circulation d'un agent de refroidissement
• H02K 7/08 - Association structurelle avec des paliers

Abrégé

This vibration actuator comprises a fixed body including a coil, a movable body including a magnet, and an elastic support part that supports the movable body so as to be freely moveable with respect to the fixed body. The elastic support part has an outer circumferential part fixed to the fixed body, an inner circumferential part disposed inside in the radial direction of the outer circumferential part and fixed to the movable body, and a deforming arm part disposed between the outer circumferential part and the inner circumferential part and coupling the outer circumferential part and the inner circumferential part, the deforming arm part being elastically deformable. An attenuation part is provided across the outer circumferential part and a portion of the deforming arm part on an outer circumferential part side thereof, the attenuation part attenuating vibrations in the elastic support part when the movable body moves.

Classes IPC  ?

• H02K 33/02 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p.ex. par des ressorts
• G08B 6/00 - Systèmes de signalisation tactile, p.ex. systèmes d'appel de personnes

Abrégé

A strain gauge includes a flexible substrate and a resistor formed of material including at least one of chromium or nickel, the resistor being situated above the substrate. The strain gauge includes a functional layer formed of an insulating material that has a higher thermal conductivity than the resistor, the functional layer being situated between the substrate and the resistor. The resistor includes multiple resistive patterns that are juxtaposed. The resistor includes folded portions each of which connects end portions of resistive portions that are next to each other. A first metallic layer formed of a material that has a higher thermal conductivity than the resistor is laminated on the folded portions.

Classes IPC  ?

• G01L 1/22 - Mesure des forces ou des contraintes, en général en faisant usage des cellules électrocinétiques, c. à d. des cellules contenant un liquide, dans lesquelles un potentiel électrique est produit ou modifié par l'application d'une contrainte en utilisant des jauges de contrainte à résistance
• G01B 7/16 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer les déformations dans un solide, p.ex. au moyen d'une jauge de contrainte à résistance

Abrégé

The motor includes a shaft, a cartridge including a plurality of bearings that support the shaft, and a sleeve that surrounds the bearings, and a housing including a bottom portion for receiving an impact from outside and an attaching portion provided in the bottom portion. The bottom portion of the housing extends in a direction intersecting with respect to a longitudinal direction of the shaft, and the cartridge is removably attached to the attaching portion.

Classes IPC  ?

• H02K 5/173 - Moyens de support des paliers, p.ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des roulements à rouleaux, p.ex. des roulements à billes
• H02K 7/08 - Association structurelle avec des paliers
• H02K 21/22 - Moteurs synchrones à aimants permanents; Génératrices synchrones à aimants permanents avec des induits fixes et des aimants tournants avec des aimants tournant autour des induits, p.ex. volants magnétiques
• F16C 19/54 - Systèmes formés d'une pluralité de paliers à frottement de roulement

Abrégé

Provided is an actuator, the actuator comprising: an actuator body and a control device that includes a circuitry configured to supply a main driving current pulse and a sub-driving current pulse to the coil, both of which are driving current pulses for driving the operation device in one direction in a vibrating direction thereof, in accordance with a touch operation of an operation device supported so as to be elastically vibrated, the main driving current pulse being capable of starting an elastic vibration, the sub-driving current pulse being capable of adjusting attenuation period of the elastic vibration after the starting the elastic vibration, and polarities of the main driving current pulse and the sub-driving current pulse being all identical.

Classes IPC  ?

• H02P 25/032 - Moteurs à mouvement alternatif, oscillant ou vibrant

Abrégé

To correct an error based on a position of a main spindle. An absolute encoder includes a magnet as a permanent magnet provided at a leading end side of a first worm gear part, an angle sensor as an angle sensor configured to detect a rotation angle of the first worm gear part corresponding to a change in a magnetic flux generated from the magnet, a microcomputer configured to output angle position information of a first driving gear in a stopped state, wherein the microcomputer outputs angle error information of the first driving gear corresponding to the angle position information.

Classes IPC  ?

• G01B 7/30 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour tester l'alignement des axes
• G01D 5/14 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensible; Moyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminé; Transducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension

Abrégé

Provided are at least two bearings; an outer shaft having a tubular shape and supporting the bearings at an outer circumferential surface; and an inner shaft housed in the outer shaft with one end extending out from one opening part of the outer shaft. The inner shaft includes a male thread part at least at a portion extending out from the outer shaft.

Classes IPC  ?

• G11B 5/55 - Changement, sélection ou acquisition de la piste par déplacement de la tête
• F16C 19/08 - Paliers à contact de roulement pour mouvement de rotation exclusivement avec roulements à billes essentiellement du même calibre, en une ou plusieurs rangées circulaires pour charges radiales principalement avec plusieurs rangées de billes
• F16C 19/54 - Systèmes formés d'une pluralité de paliers à frottement de roulement
• G11B 5/48 - Disposition ou montage des têtes par rapport aux supports d'enregistrement
• G11B 5/54 - Disposition ou montage des têtes par rapport aux supports d'enregistrement comportant des dispositions pour amener la tête dans sa position de travail, pour l'en écarter ou pour la déplacer en travers des pistes
• G11B 25/04 - Appareils caractérisés par la forme du support d'enregistrement employé mais non spécifiques du procédé d'enregistrement ou de reproduction utilisant des supports d'enregistrement plats, p.ex. disques, cartes

Abrégé

To provide a highly corrosion-resistant stainless steel component made of martensitic stainless steel achieving both high corrosion resistance and high hardness without containing ferrite at a surface layer portion. The highly corrosion-resistant stainless steel component is made of martensitic stainless steel containing, by weight, from 0.35 to 0.43% of C, 0.5% or less of Si, 0.5% or less of Mn, 0.04% or less of P, 0.04% or less of S, from 15 to 17% of Cr, from 0.1 to 0.3% of W, from 1.5 to 3.0% of Mo, from 0.001 to 0.005% of B, and from 0.12 to 0.18% of N, with the balance being Fe and an inevitable impurity. The matrix structure of the surface layer portion of the entire outer surface is a two-phase mixed structure containing retained austenite and martensite, and the surface hardness is HRC 57 or more.

Classes IPC  ?

• C21D 9/40 - Traitement thermique, p.ex. recuit, durcissement, trempe ou revenu, adapté à des objets particuliers; Fours à cet effet pour roulements de paliers
• C21D 6/04 - Durcissement par refroidissement au-dessous de 0° C
• C21D 6/00 - Traitement thermique des alliages ferreux
• C22C 38/32 - Alliages ferreux, p.ex. aciers alliés contenant du chrome et du bore
• C22C 38/22 - Alliages ferreux, p.ex. aciers alliés contenant du chrome et du molybdène ou du tungstène
• C22C 38/04 - Alliages ferreux, p.ex. aciers alliés contenant du manganèse
• C22C 38/02 - Alliages ferreux, p.ex. aciers alliés contenant du silicium 
• C22C 38/00 - Alliages ferreux, p.ex. aciers alliés
• C21D 1/18 - Durcissement; Trempe avec ou sans revenu ultérieur
• F16C 33/62 - Emploi de matériaux spécifiés
• F16C 33/64 - Procédés particuliers de fabrication

Abrégé

A motor includes: a lid including an opening; a bracket including a projecting part; and a terminal extending from the projecting part. A part of the bracket is covered by the lid. The projecting part projects from the opening of the lid.

Classes IPC  ?

• H02K 5/14 - Moyens de support ou de protection des balais ou des porte-balais
• H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p.ex. façonnées pour former des boîtes à connexions ou à bornes
• H01R 39/39 - Porte-balais dans lesquels le balai est fixé dans le support

Abrégé

A force sensor device 1, which is to be coupled to a first coupling counterpart 61 in a direction of a predetermined axis, includes: a sensor chip 110 that detects a moment around the predetermined axis; and a first coupling portion 40 including a first contact face 44, where the first contact face 44 is to face the first coupling counterpart 61 in the direction of the predetermined axis and is to contact the first coupling counterpart 61. An arithmetic average surface roughness Sa of the first contact face 44 is 3.0 or higher.

Classes IPC  ?

• G01L 1/22 - Mesure des forces ou des contraintes, en général en faisant usage des cellules électrocinétiques, c. à d. des cellules contenant un liquide, dans lesquelles un potentiel électrique est produit ou modifié par l'application d'une contrainte en utilisant des jauges de contrainte à résistance

Abrégé

A rolling bearing holder unit disclosed herein includes: a rolling bearing with a predetermined rotation axis, the rolling bearing including: an outer ring; an inner ring placed inward relative to an inner circumferential surface of the outer ring to be coaxial with the outer ring; and a plurality of rolling bodies placed between the outer ring and the inner ring; a bearing holder placed in contact with an outer circumferential surface of the outer ring or an inner circumferential surface of the inner ring in the rolling bearing; and a strain gauge with a resistor that is configured to detect a strain of the outer ring or the inner ring. In this rolling bearing holder unit: the bearing holder has a thick part and a thin part that is thinner than the thick part; the strain gauge is placed on the thin part; the rolling bearing is preloaded to form a predetermined contact angle; and the thick part is placed in contact at least with a region extending from an intersection of a straight line indicating the predetermined contact angle and the outer circumferential surface of the outer ring or the inner circumferential surface of the inner ring, to a preloaded end surface, the preloaded end surface being an end surface of the outer ring or the inner ring located nearer to the intersection.

Classes IPC  ?

• F16C 41/00 - Autres accessoires des paliers
• F16C 19/06 - Paliers à contact de roulement pour mouvement de rotation exclusivement avec roulements à billes essentiellement du même calibre, en une ou plusieurs rangées circulaires pour charges radiales principalement avec une seule rangée de billes
• F16C 33/58 - Chemins de roulement; Bagues de roulement

Abrégé

A strain gauge includes a flexible substrate, a resistor, and electrodes. Each electrode includes first patterns juxtaposed at predetermined intervals and electrically connected to each other. Second patterns of which longitudinal directions are toward a same direction as a longitudinal direction of each of the first patterns are disposed between opposing electrodes. The second patterns are electrically floating dummy patterns. The second patterns of which the longitudinal directions are toward a same direction as the longitudinal direction of each first pattern are disposed, the second patterns being interposed between first patterns opposite each other that are among given first patterns that constitute one of the electrodes and given first patterns that constitute another electrode. The plurality of second patterns are interposed between first patterns opposite each other that are among given first patterns that constitute one of the electrodes and given first patterns that constitute another electrode.

Classes IPC  ?

• G01L 1/22 - Mesure des forces ou des contraintes, en général en faisant usage des cellules électrocinétiques, c. à d. des cellules contenant un liquide, dans lesquelles un potentiel électrique est produit ou modifié par l'application d'une contrainte en utilisant des jauges de contrainte à résistance
• H05K 1/02 - Circuits imprimés - Détails
• H05K 1/03 - Emploi de matériaux pour réaliser le substrat
• H05K 1/16 - Circuits imprimés comprenant des composants électriques imprimés incorporés, p.ex. une résistance, un condensateur, une inductance imprimés

Abrégé

In a planar illumination device according to an embodiment, a reflector can be stably fixed to a substrate even when a temperature change occurs. A planar illumination device includes a substrate provided with a plurality of light sources at one surface side, a reflector provided at the one surface side of the substrate, a bottom frame provided at a surface side of the substrate opposite to the one surface side, a first fixing member configured to fix a center portion of the reflector in a longitudinal direction to the bottom frame, and a second fixing member configured to fix the one surface of the substrate and the reflector. A force of the second fixing member restricting the substrate and the reflector is greater at a center portion of the reflector 4 in the longitudinal direction than at a portion of the reflector 4 separated in the longitudinal direction from the center portion.

Classes IPC  ?

• F21V 7/00 - Réflecteurs pour sources lumineuses
• F21V 7/10 - Structure
• F21Y 105/10 - Sources lumineuses planes comprenant un réseau bidimensionnel d’éléments générateurs de lumière ponctuelle

Abrégé

Included are a drive control signal generation unit configured to generate a drive control signal for a motor in accordance with a target rotation speed of the motor and a rotation speed of the motor calculated in response to a rotation position detection signal of the motor; a rotation speed signal generation unit configured to generate a rotation speed signal having a frequency corresponding to the rotation speed of the motor, in response to the rotation position detection signal of the motor; an abnormality determination processing unit configured to determine whether a condition value for abnormality determination of the motor has reached a predetermined threshold value, for each predetermined abnormality determination period, and generate an abnormality determination signal distinguishable from the rotation speed signal when the abnormality determination processing unit determines that the condition value has reached the predetermined threshold value; and a signal output unit configured to output the rotation speed signal generated by the rotation speed signal generation unit when the abnormality determination signal is not generated, and output the abnormality determination signal instead of the rotation speed signal when the abnormality determination signal is generated.

Classes IPC  ?

• H02P 29/028 - Détection d’un défaut, p.ex. court circuit, rotor bloqué, circuit ouvert ou perte de charge le moteur continuant de fonctionner malgré le défaut, p.ex. élimination, compensation ou résolution du défaut
• H02P 6/06 - Dispositions pour la régulation de la vitesse d'un seul moteur dans lesquelles la vitesse du moteur est mesurée et comparée à une grandeur physique donnée pour ajuster la vitesse du moteur
• H02P 21/18 - Estimation de la position ou de la vitesse

Abrégé

A base member includes a projection having a cylindrical shape and projecting in an axial direction and a component placement part. The projection and the component placement part are adjacent to each other via a curved surface part having a first curved surface and a second curved surface. The first curved surface and the second curved surface have a diameter increasing toward the component placement part in the axial direction. The second curved surface is located closer to a side of the component placement part than the first curved surface in the axial direction.

Classes IPC  ?

• G11B 21/16 - Supports de têtes; Supports des douilles pour les têtes embrochables
• G11B 5/10 - Structure ou fabrication de boîtiers ou de blindages pour têtes
• G11B 33/02 - ENREGISTREMENT DE L'INFORMATION BASÉ SUR UN MOUVEMENT RELATIF ENTRE LE SUPPORT D'ENREGISTREMENT ET LE TRANSDUCTEUR - Éléments de structure, détails ou accessoires non prévus dans les autres groupes de la présente sous-classe Ébénisterie; Boîtiers; Bâtis; Disposition des appareils dans ou sur ceux-ci
• G11B 33/12 - Disposition des éléments de structure dans les appareils, p.ex. d'alimentation, des modules

Abrégé

A gear box includes a motor, a worm pivotally supported by a shaft of the motor, a gear being formed at the worm, and a helical gear configured to mesh with the gear of the worm. A transfer coefficient of the helical gear with respect to a standard gear is x, an addendum coefficient of the helical gear is k, x satisfies −0.4

Classes IPC  ?

• F16H 57/039 - Boîtes de vitesses pour engrenages à vis sans fin
• F16H 1/16 - Transmissions à engrenages pour transmettre un mouvement rotatif sans engrenages à mouvement orbital comportant uniquement deux organes engrenés dont les axes ne sont pas parallèles comportant une vis sans fin et une roue à vis sans fin

Abrégé

A rotary apparatus includes a motor, a plurality of gears, and a sensor configured to detect a rotation angle of one of the plurality of gears. The sensor includes a first connection terminal electrically connecting to the outside, and a base portion. The first connection terminal is disposed at the base portion. A second connection terminal is disposed at the base portion.

Classes IPC  ?

• H02K 7/116 - Association structurelle avec des embrayages, des freins, des engrenages, des poulies ou des démarreurs mécaniques avec des engrenages
• H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p.ex. façonnées pour former des boîtes à connexions ou à bornes
• H02K 11/33 - Circuits d’entraînement, p.ex. circuits électroniques de puissance
• H02K 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
• B60H 1/00 - Dispositifs de chauffage, de refroidissement ou de ventilation

Abrégé

The application is a motor capable of reducing vibration. A motor includes a shaft, a pair of bearings, a sleeve accommodating the pair of bearings, a magnet fixed at one of the shaft and sleeve, a coil fixed at the other of the shaft or the sleeve and opposing the magnet, and an elastic member disposed between the pair of bearings and satisfying Expression 1. D is an outer diameter [m] of the elastic member, d is a wire diameter (p [m] of the elastic member, γ is a unit volume weight [kg/m3] of a material of the elastic member, S is a no-load rotation number [rotation/min] of the shaft, and g is gravitational acceleration. The application is a motor capable of reducing vibration. A motor includes a shaft, a pair of bearings, a sleeve accommodating the pair of bearings, a magnet fixed at one of the shaft and sleeve, a coil fixed at the other of the shaft or the sleeve and opposing the magnet, and an elastic member disposed between the pair of bearings and satisfying Expression 1. D is an outer diameter [m] of the elastic member, d is a wire diameter (p [m] of the elastic member, γ is a unit volume weight [kg/m3] of a material of the elastic member, S is a no-load rotation number [rotation/min] of the shaft, and g is gravitational acceleration. S < 20 ⁢ d ⁢ gG 2 ⁢ γ π ⁢ D 2 ( 1 )

Classes IPC  ?

• H02K 7/08 - Association structurelle avec des paliers
• H02K 1/2706 - Rotors internes

Abrégé

A stator structure of an embodiment includes a stator core that comprises: a ring-shaped main body; and a plurality of teeth extending in a radial direction of the main body and arranged along a circumferential direction of the main body. The main body comprises a plurality of elongated holes that are formed in an arc shape along the circumferential direction of the main body and that are arranged along the circumferential direction of the main body, and a plurality of holes that are arranged along the circumferential direction of the main body between the teeth and the elongated holes in the radial direction of the main body. At least one of the holes is disposed between beams and the teeth located close to the beams, the beams being provided between the adjacent elongated holes.

Classes IPC  ?

• H02K 24/00 - Machines adaptées pour la transmission ou réception instantanée du déplacement angulaire de pièces tournantes, p.ex. synchro, selsyn
• G01D 5/20 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensible; Moyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminé; Transducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension en faisant varier l'inductance, p.ex. une armature mobile
• H02K 1/16 - Noyaux statoriques à encoches pour enroulements
• H02K 1/14 - Noyaux statoriques à pôles saillants
• H02K 11/225 - Bobines de détection

Abrégé

A vibrator-mounted holder is attached to a casing of a vibration generator which moves a vibrator to generate a vibration when used. The vibrator-mounted holder includes a vibrator, a vibrator retention unit retaining the vibrator, a fixing unit fixed to a casing, and an arm. The vibrator includes a magnet having a plate shape parallel to a horizontal surface and a yoke arranged on the magnet. The arm connects the fixing unit to the vibrator retention unit, and supports the vibrator retention unit in a manner that the vibrator retention unit is displaceable with respect to the fixing unit. The yoke has a projecting portion which is projected downward and fixed to the vibrator retention unit. The arm is connected to a portion, at which the projecting portion is arranged, within the vibrator retention units.

Classes IPC  ?

• B06B 1/04 - Procédés ou appareils pour produire des vibrations mécaniques de fréquence infrasonore, sonore ou ultrasonore utilisant l'énergie électrique fonctionnant par électromagnétisme
• H02K 33/16 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits polarisés se déplaçant dans des directions opposées par inversion de la tension appliquée au système à une seule bobine
• G01M 7/02 - Test de vibration
• H02K 1/34 - Parties du circuit magnétique à mouvement alternatif, oscillant ou vibrant

Abrégé

A planar illumination device of an embodiment includes a substrate, a first linear Fresnel lens, and a second linear Fresnel lens. The substrate includes a plurality of light sources disposed two-dimensionally in a grid pattern. The first linear Fresnel lens is disposed at an emission side of the plurality of light sources and formed with a groove constituting a concave-convex surface of the lens and extending in one direction. The second linear Fresnel lens is disposed at an emission side of the first linear Fresnel lens and formed with a groove constituting the concave-convex surface of the lens and extending in a direction orthogonal to the one direction.

Classes IPC  ?

• F21V 5/00 - Réfracteurs pour sources lumineuses
• F21V 5/04 - Réfracteurs pour sources lumineuses de forme lenticulaire
• F21Y 105/10 - Sources lumineuses planes comprenant un réseau bidimensionnel d’éléments générateurs de lumière ponctuelle
• G02B 27/01 - Dispositifs d'affichage "tête haute"
• G02B 3/08 - Lentilles simples ou composées à surfaces non sphériques à surfaces discontinues, p.ex. lentille de Fresnel

Abrégé

A load detection mechanism for detecting a load of an object includes a first member connected to a fixed structure; a second member for suspending an object; a pin (CP1, CP2) configured to cause the second member to be suspended from the first member by continuously penetrating the first member and the second member; a plurality of strain gauges (SG1 to SG8) attached to the pin; and a circuit substrate disposed above the second member. A connection circuit (CC) forming a bridge circuit by connecting the plurality of strain gauges and an amplification circuit (AC) configured to amplify output from the bridge circuit are formed on the circuit substrate.

Classes IPC  ?

• G01G 19/18 - Appareils ou méthodes de pesée adaptés à des fins particulières non prévues dans les groupes pour peser des charges suspendues ayant des dispositifs électriques sensibles au poids
• G01L 1/22 - Mesure des forces ou des contraintes, en général en faisant usage des cellules électrocinétiques, c. à d. des cellules contenant un liquide, dans lesquelles un potentiel électrique est produit ou modifié par l'application d'une contrainte en utilisant des jauges de contrainte à résistance

Abrégé

To provide a motor easily applied with frame ground in a simple configuration and capable of suppressing deformation of a connection terminal in contact with an external terminal connecting to an external device. A motor of the present application includes a metal member of a tubular shape having an opening portion and an inner peripheral surface forming the opening portion in an axial line x direction, a bracket including a tubular part disposed inside the opening portion, and a terminal provided at the bracket. The terminal includes a first portion connected to an external terminal connecting to an external device, and a second portion in contact with the metal member. The second portion is disposed between the inner peripheral surface of the metal member and an outer peripheral surface of the tubular part of the bracket.

Classes IPC  ?

• H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p.ex. façonnées pour former des boîtes à connexions ou à bornes
• H02K 11/40 - Association structurelle à des dispositifs de mise à la terre
• H02K 5/14 - Moyens de support ou de protection des balais ou des porte-balais

Abrégé

A checksum addition method includes obtaining a command and an address transmitted from a request source; reading data from the address according to the command; calculating a checksum to be added to the data; and transmitting the checksum and the data to the request source, wherein the calculating calculates the checksum in a data unit according to a type of the command.

Classes IPC  ?

• H03M 13/09 - Détection d'erreurs uniquement, p.ex. utilisant des codes de contrôle à redondance cyclique [CRC] ou un seul bit de parité

Abrégé

An integrated circuit includes an amplifier configured to amplify an analog signal, and an offset adjustment circuit that is provided in a stage prior to the amplifier and that is configured to adjust an offset amount of the analog signal to be amplified by the amplifier.

Classes IPC  ?

• H03F 3/04 - Amplificateurs comportant comme éléments d'amplification uniquement des tubes à décharge ou uniquement des dispositifs à semi-conducteurs comportant uniquement des dispositifs à semi-conducteurs

Abrégé

A strain gauge includes a flexible substrate, at least one resistor formed on or above the substrate, and a pair of electrodes formed on or above the substrate, electrodes being electrically coupled to the resistor via lines, respectively. Each of the lines electrically connects an end of the resistor and a given electrode, the end being situated in a width direction of a grid. Each of the lines includes a first metallic layer and a second metallic layer that is formed of a material having a lower resistance than a material of the first metallic layer, the second metallic layer being situated on the first metallic layer.

Classes IPC  ?

• G01B 7/16 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer les déformations dans un solide, p.ex. au moyen d'une jauge de contrainte à résistance

Abrégé

A conical bearing member includes a communication hole communicating an inner peripheral surface and an outer peripheral surface of the conical bearing member, and the inner peripheral surface includes a press-fit region in contact with a shaft and an enlarged diameter region having a diameter greater than a diameter of the press-fit region and including an inner opening part of the communication hole. A tapered part having a diameter increasing toward the enlarged diameter region is provided at an end part of the press-fit region on the enlarged diameter region side.

Classes IPC  ?

• F16C 17/02 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges radiales uniquement
• F16C 33/10 - Structures relatives à la lubrification

Abrégé

A wiring board includes a base including a hole part, an inner circumferential end part forming the hole part, and a wiring line including a part surrounding the hole part. The inner circumferential end part of the base is arranged at an inner side than the part surrounding the hole part. The inner circumferential end part of the base is deformed in a direction passing through the hole part.

Classes IPC  ?

• H02K 11/33 - Circuits d’entraînement, p.ex. circuits électroniques de puissance
• H02K 3/28 - Schémas d'enroulements ou de connexions entre enroulements
• H02K 7/116 - Association structurelle avec des embrayages, des freins, des engrenages, des poulies ou des démarreurs mécaniques avec des engrenages

Abrégé

A body motion determination system (100) configured to determine whether or not a subject (S) on a bed (BD) has a body motion includes: a plurality of load detectors (11, 12, 13, 14) each configured to detect the load of the subject on the bed; a respiratory waveform obtaining unit (32) configured to obtain a respiratory waveform of the subject based on a temporal variation of the load of the subject detected by each of the plurality of load detectors; and a body motion determining unit (33) configured to determine whether or not the subject has the body motion based on a comparison between a first threshold value and a standard deviation of the temporal variations in the load of the subject detected by at least one of the plurality of load detectors. The body motion determining unit is configured to compensate the standard deviation to be used in the comparison by an amplitude of the respiratory waveform.

Classes IPC  ?

• A61B 5/113 - Mesure du mouvement du corps entier ou de parties de celui-ci, p.ex. tremblement de la tête ou des mains ou mobilité d'un membre se produisant au cours de la respiration
• A61B 5/08 - Dispositifs de mesure pour examiner les organes respiratoires
• A61B 5/11 - Mesure du mouvement du corps entier ou de parties de celui-ci, p.ex. tremblement de la tête ou des mains ou mobilité d'un membre
• A61B 5/00 - Mesure servant à établir un diagnostic ; Identification des individus

Abrégé

A pump contains a pump unit for suctioning and discharging fluid due to electromagnetic drive of a vibration actuator. The vibration actuator includes a fixed body containing one of a coil core portion and a magnet, a movable body containing another one of the coil core portion and the magnet, and a shaft portion for supporting the movable body so that the movable body can perform reciprocating rotation. The pump unit includes a movable wall, and a sealed chamber whose volume can be changed by displacement of the movable wall. The movable body has a pressing portion which can abut against the movable wall to press the movable wall when the movable body performs the reciprocating rotation.

Classes IPC  ?

• F04B 45/047 - Pompes à entraînement électrique
• B06B 1/04 - Procédés ou appareils pour produire des vibrations mécaniques de fréquence infrasonore, sonore ou ultrasonore utilisant l'énergie électrique fonctionnant par électromagnétisme

Abrégé

A signal processing circuit includes a first sampling capacitor and a second sampling capacitor that are connected for an input signal path of an analog signal, and a signal processor configured to perform predetermined processing on the analog signal sampled by the first sampling capacitor and the analog signal sampled by the second sampling capacitor. The sampling of the analog signal transmitted to one capacitor of the first sampling capacitor and the second sampling capacitor, and the predetermined processing performed by the signal processor on the analog signal sampled by another capacitor of the first sampling capacitor and the second sampling capacitor can be performed in parallel.

Classes IPC  ?

• H03M 1/12 - Convertisseurs analogiques/numériques
• H03M 1/18 - Commande automatique pour modifier la plage des signaux que le convertisseur peut traiter, p.ex. réglage de la plage de gain

Abrégé

The invention is based on a closure device for a charging or tank flap of an automotive vehicle, comprising a flap element, comprising a drive unit including an electrical actuator for traversing the flap element between a closed position and an open position and a guide unit disposed within a body of the automotive vehicle, wherein the guide unit includes two guide rails extending in parallel to one another and two carriages arranged to be traversable on the guide rails, on which the flap element is arranged. The invention is based on a closure device for a charging or tank flap of an automotive vehicle, comprising a flap element, comprising a drive unit including an electrical actuator for traversing the flap element between a closed position and an open position and a guide unit disposed within a body of the automotive vehicle, wherein the guide unit includes two guide rails extending in parallel to one another and two carriages arranged to be traversable on the guide rails, on which the flap element is arranged. The drive unit may include at least one gear unit for the synchronous transmission, to both carriages, of a drive movement generated by the actuator.

Classes IPC  ?

• E05F 15/60 - Mécanismes pour battants mus par une force motrice utilisant des actionneurs électriques
• B60K 15/05 - Couvercles d'entrée de réservoir

Abrégé

A pump control device controls a pump including a vibration actuator for vibrating a vibrating body due to electromagnetic drive caused by electrical current supply to coils, a sealed chamber which includes a movable wall which can be displaced by vibration of the vibrating body so that fluid can be suctioned into an inside of the sealed chamber or discharged from the inside of the sealed chamber, and a discharge portion for communicating the fluid between the sealed chamber and a tank to increase pressure of the fluid. The pump control device contains an obtaining part for obtaining pressure value information, and a control unit for controlling a drive frequency of an electrical current to be supplied to the coils based on the obtained pressure value information.

Classes IPC  ?

• F04B 45/047 - Pompes à entraînement électrique

Abrégé

The rotating device includes a housing, a motor, a gear transmitting rotation of the motor to an outside, a sensor, a connection terminal electrically connected to the outside, and a wiring board. The wiring board electrically connects the motor, the sensor, and the connection terminal. The wiring board is formed of a film having a flexiblity. A rotation speed or a rotation angle of the gear is detectable by the sensor. An electronic component controlling the motor is mounted at the wiring board. A part of the wiring board includes a bent part or a curved part and surrounds a part of the electronic component.

Classes IPC  ?

• H02K 11/02 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection pour la suppression des parasites d’origine électromagnétique
• H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p.ex. façonnées pour former des boîtes à connexions ou à bornes
• H02K 7/116 - Association structurelle avec des embrayages, des freins, des engrenages, des poulies ou des démarreurs mécaniques avec des engrenages
• H02K 11/33 - Circuits d’entraînement, p.ex. circuits électroniques de puissance

Abrégé

A strain gauge includes a flexible resin substrate and a resistor formed of a film that includes Cr, CrN, and Cr2N, the resistor being situated on or above the substrate. A film thickness of the resistor is greater than or equal to 100 nm and less than or equal to 700 nm.

Classes IPC  ?

• G01B 7/16 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer les déformations dans un solide, p.ex. au moyen d'une jauge de contrainte à résistance
• G01L 1/22 - Mesure des forces ou des contraintes, en général en faisant usage des cellules électrocinétiques, c. à d. des cellules contenant un liquide, dans lesquelles un potentiel électrique est produit ou modifié par l'application d'une contrainte en utilisant des jauges de contrainte à résistance

Abrégé

A motor controller includes an observer that estimates a y-axis electromotive force and a δ-axis electromotive force, during an idle time of a rotor of a motor. The motor controller includes a derivation unit that derives a phase difference between dq axes and yδ axes, from the y-axis electromotive force and the δ-axis electromotive force. The motor controller includes an estimation unit that estimates an idling state of the rotor from the phase difference. For example, the estimation unit estimates an idle velocity of the rotor from periodicity of the phase difference. For example, the estimation unit estimates a pole position of the rotor during the idle time, from the phase difference, a sign of the y-axis electromotive force, and a sign of the δ-axis electromotive force.

Classes IPC  ?

• H02P 21/13 - Commande par observateurs, p.ex. en utilisant des observateurs de Luenberger ou des filtres de Kalman
• H02P 21/18 - Estimation de la position ou de la vitesse

Abrégé

In a calibration system including a robot arm including, at a tip, a holding portion configured to hold an object to be held, an image capturing apparatus, and a calibration apparatus, the calibration apparatus according to an aspect of the present invention generates first coordinate information based on a learning model generated by performing machine learning on plural pieces of supervised data and a captured image obtained by image capturing the holding portion from a predetermined direction, the supervised data including a captured image of a virtual space containing a three-dimensional model related to the holding portion and information indicating a position of the holding portion contained in the virtual space, the first coordinate information indicating a position of the holding portion in a captured image coordinate system with respect to the captured image. The calibration apparatus coordinate-converts the first coordinate information into second coordinate information by using coordinate conversion information used for coordinate conversion processing of coordinate-converting the first coordinate information into the second coordinate information, the second coordinate information indicating the position of the holding portion in a robot coordinate system with respect to the robot arm.

Classes IPC  ?

• B25J 9/16 - Commandes à programme
• G06T 7/80 - Analyse des images capturées pour déterminer les paramètres de caméra intrinsèques ou extrinsèques, c. à d. étalonnage de caméra

Abrégé

The motor includes a shaft, a cartridge including a plurality of bearings that support the shaft, and a sleeve that surrounds the bearings, and a housing including a bottom portion for receiving an impact from outside and an attaching portion provided in the bottom portion. The bottom portion of the housing extends in a direction intersecting with respect to a longitudinal direction of the shaft, and the cartridge is removably attached to the attaching portion.

Classes IPC  ?

• H02K 5/16 - Moyens de support des paliers, p.ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques
• H02K 5/173 - Moyens de support des paliers, p.ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des roulements à rouleaux, p.ex. des roulements à billes
• H02K 7/08 - Association structurelle avec des paliers
• H02K 21/22 - Moteurs synchrones à aimants permanents; Génératrices synchrones à aimants permanents avec des induits fixes et des aimants tournants avec des aimants tournant autour des induits, p.ex. volants magnétiques
• F16C 19/54 - Systèmes formés d'une pluralité de paliers à frottement de roulement
• B64C 39/02 - Aéronefs non prévus ailleurs caractérisés par un emploi spécial
• B64U 50/19 - Propulsion utilisant des moteurs électriques

Abrégé

Provided is an easily assembled motor. In series coils in a first coil group and a third coil group, a direction of forming a plurality of coils is a first direction (A), and in a series coil in a second coil group, a direction of forming a plurality of coils is a second direction (B). Winding end parts of series coils in the first coil group and winding start parts of series coils in the second coil group are connected, winding end parts of series coils in the third coil group and winding start parts of the series coils in the first coil group are connected, and winding end parts of the series coils in the second coil group and winding end parts of the series coils in the third coil group are connected.

Classes IPC  ?

• H02K 3/28 - Schémas d'enroulements ou de connexions entre enroulements
• H02K 1/18 - Moyens de montage ou de fixation des parties magnétiques fixes sur ou aux structures constituant le stator

Abrégé

A vibrator includes a frame, a swing unit, and an elastic member. The swing unit is disposed within the frame and holds a magnet. The elastic member connects the swing unit and the frame. The swing unit is movable with respect to the frame while deforming the elastic member. The frame, the swing unit, and the elastic member are integrally molded with each other.

Classes IPC  ?

• H02K 33/00 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant
• H02K 33/16 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits polarisés se déplaçant dans des directions opposées par inversion de la tension appliquée au système à une seule bobine
• H02K 5/24 - Enveloppes; Enceintes; Supports spécialement adaptés pour la réduction ou à la suppression des bruits ou vibrations
• B06B 1/04 - Procédés ou appareils pour produire des vibrations mécaniques de fréquence infrasonore, sonore ou ultrasonore utilisant l'énergie électrique fonctionnant par électromagnétisme
• H02K 5/04 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction
• H02K 33/02 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p.ex. par des ressorts
• G04C 3/10 - Horloges ou montres électromécaniques indépendantes d'autres garde-temps et dans lesquelles le mouvement est entretenu par des moyens électriques dans lesquelles le mouvement est régulé par un oscillateur mécanique autre qu'un pendule ou un balancier, p.ex. par un diapason entraîné par des moyens électromagnétiques
• H02K 33/06 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p.ex. par des ressorts dans lesquels la fréquence de fonctionnement est déterminée par la fréquence d'un courant alternatif appliqué en permanence avec des induits polarisés
• H02K 5/124 - Garniture d'étanchéité des arbres

Abrégé

A method for energizing a motor with a rotor by turning on a different portion of all arms, for each energization pattern, among the arms of an inverter, is provided. The method includes generating a PWM signal, for each phase, with a duty cycle of a same value, the PWM signal having a first period length that is defined by a first period during which a portion of the arms is turned on with a first energization pattern, during an idle time of the rotor; a second period during which a portion of the arms is turned on with a second energization pattern, during the idle time; and a third period during which all upper arms or all lower arms, among the arms, are turned on with a third energization pattern, during the idle time. The method includes subtracting, from a first current magnitude or a second current magnitude, a magnitude that is half of a sum of the first current magnitude for a first phase flowing through a current detection unit, which is coupled to a DC side of the inverter, during the first period, and the second current magnitude for the first phase flowing through the current detection unit during the second period, thereby calculating an offset current magnitude for the first phase during the idle time.

Classes IPC  ?

• H02P 27/08 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p.ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs avec modulation de largeur d'impulsions
• H02P 23/14 - Estimation ou adaptation des paramètres des moteurs, p.ex. constante de temps du rotor, flux, vitesse, courant ou tension

Abrégé

A strain gauge includes a flexible resin substrate and a resistor formed of material including at least one of chromium or nickel, the resistor being situated on one side of the substrate. The strain gauge includes a conductive layer formed on the other side of the substrate.

Classes IPC  ?

• G01L 1/22 - Mesure des forces ou des contraintes, en général en faisant usage des cellules électrocinétiques, c. à d. des cellules contenant un liquide, dans lesquelles un potentiel électrique est produit ou modifié par l'application d'une contrainte en utilisant des jauges de contrainte à résistance
• G01B 7/16 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer les déformations dans un solide, p.ex. au moyen d'une jauge de contrainte à résistance
• C23C 14/00 - Revêtement par évaporation sous vide, pulvérisation cathodique ou implantation d'ions du matériau composant le revêtement
• C23C 14/08 - Oxydes

Abrégé

A motor of the present invention includes a rotation shaft, blades provided at the rotation shaft, a holder having tubular members, a rotor, and a stator opposing the rotor in a radial direction of the rotor. The stator is fixed to the tubular members, the stator includes a magnetic body, a coil and a resin member, a part of the resin member enters into between windings of the coil, another part of the resin member forms a side surface of the stator, and another part of the resin member opposes the blades in an axial direction of the rotation shaft.

Classes IPC  ?

• H02K 9/22 - Dispositions de refroidissement ou de ventilation par un matériau solide conducteur de la chaleur s'encastrant dans, ou mis en contact avec, le stator ou le rotor, p.ex. des ponts de chaleur
• H02K 9/06 - Dispositions de refroidissement ou de ventilation par l'air ambiant s'écoulant à travers la machine comportant des moyens pour établir la circulation d'un agent de refroidissement avec des ventilateurs ou des dispositifs d'entraînement mûs par l'arbre de la machine

Abrégé

A motor includes a rotor, a stator opposing the rotor, bearings configured to rotatably support the rotor, a blade attached to one side in an axis (X) direction of the rotor, and a holding part configured to hold the bearings. The holding part includes an attachment part to be attached with an external device and a contact part to be in contact with the stator. An end surface at one side in the axis (X) direction of the attachment part is arranged at the other side in the axis (X) direction relative to an end surface at the other side in the axis (X) direction of the contact part.

Classes IPC  ?

• H02K 7/08 - Association structurelle avec des paliers
• H02K 1/16 - Noyaux statoriques à encoches pour enroulements
• H02K 9/22 - Dispositions de refroidissement ou de ventilation par un matériau solide conducteur de la chaleur s'encastrant dans, ou mis en contact avec, le stator ou le rotor, p.ex. des ponts de chaleur

Abrégé

This vibration actuator comprises a fixed body including a coil, a movable body including a magnet, and an elastic support part that supports the movable body so as to be freely moveable with respect to the fixed body, wherein the coil to which power is supplied and the magnet cooperate to cause the movable body to vibrate with respect to the fixed body. The elastic support part has an outer circumferential part bonded to the fixed body, an annular inner circumferential part disposed inside in the radial direction of the outer circumferential part and bonded to the movable body, and a deforming arm part that couples the outer circumferential part and the inner circumferential part and is elastically deformable. The elastic support part has a sealing part provided in a bonding part between the inner circumferential part and the movable body to seal the bonding part.

Classes IPC  ?

• B06B 1/04 - Procédés ou appareils pour produire des vibrations mécaniques de fréquence infrasonore, sonore ou ultrasonore utilisant l'énergie électrique fonctionnant par électromagnétisme
• B06B 1/14 - Procédés ou appareils pour produire des vibrations mécaniques de fréquence infrasonore, sonore ou ultrasonore utilisant l'énergie mécanique fonctionnant avec des systèmes impliquant des masses en mouvement alternatif les masses étant couplées élastiquement
• H02K 33/02 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p.ex. par des ressorts
• B06B 1/02 - Procédés ou appareils pour produire des vibrations mécaniques de fréquence infrasonore, sonore ou ultrasonore utilisant l'énergie électrique

Abrégé

Detection accuracy of a rotation angle of a sub-shaft is to be improved. In an absolute encoder according to an embodiment of the present invention, a second worm wheel part is a second driven gear, has a central axis orthogonal to a central axis of a first worm wheel part, and meshes with a second worm gear part. A support shaft rotatably supports the second worm wheel part. A magnet (Mq) rotates integrally with the support shaft. An angle sensor (Sq) is provided near the magnet (Mq) and detects a change in a magnetic flux generated from the magnet (Mq). A first bearing has an outer ring fixed at the second worm wheel part and an inner ring fixed at the support shaft. A second bearing has an inner ring fixed at the support shaft.

Classes IPC  ?

• G01D 5/14 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensible; Moyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminé; Transducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension
• G01D 5/249 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensible; Moyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminé; Transducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques produisant des impulsions ou des trains d'impulsions utilisant des impulsions codées

Abrégé

In accordance with one aspect of the present disclosure, an electronic device includes a housing, a contact member attached to the housing, and a vibration generating device. The vibration generating device is fixed to the contact member or the housing. A gap is formed between a surface of the vibration generating device facing the housing and a surface of the housing facing the vibration generating device.

Classes IPC  ?

• H02K 33/02 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p.ex. par des ressorts
• H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p.ex. façonnées pour former des boîtes à connexions ou à bornes
• G06F 3/01 - Dispositions d'entrée ou dispositions d'entrée et de sortie combinées pour l'interaction entre l'utilisateur et le calculateur

Abrégé

To provide a power supply system, a power device, and a power method capable of wireless power supply with a simple configuration. To provide a power supply system, a power device, and a power method capable of wireless power supply with a simple configuration. A power supply system includes a first infrared output unit provided on a first object, the first infrared output unit having a first directivity configured to output a first infrared ray in a first direction in which a second object that relatively moves with respect to the first object is situated, the first infrared output unit being configured to output the first infrared ray, a reflector provided on the second object, the reflector being configured to reflect the first infrared ray by retroreflection, a second infrared output unit provided on the second object, the second infrared output unit having a second directivity configured to output a second infrared ray in a second direction in which the first object that relatively moves is situated, the second infrared output unit being configured to output the second infrared ray by using power received by wireless power supply, and a power supply provided on the first object, the power supply being configured to, in a case of receiving a reflected infrared ray of the first infrared ray reflected by the reflector or in a case of receiving the second infrared ray, output a beam in an arrival direction of the reflected infrared ray or the second infrared ray.

Classes IPC  ?

• H02J 50/30 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique utilisant de la lumière, p.ex. des lasers
• H02J 50/20 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique utilisant des micro-ondes ou des ondes radio fréquence
• H02J 50/90 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique mettant en œuvre la détection ou l'optimisation de la position, p.ex. de l'alignement 
• H02J 50/40 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique utilisant plusieurs dispositifs de transmission ou de réception

Abrégé

The influence of a leakage magnetic flux from a magnet on a magnetic sensor configured to detect a magnetic flux from the permanent magnet is reduced. An absolute encoder includes a first magnet provided at a leading end side of a first worm gear part, a first angle sensor configured to detect a rotation angle of the first worm gear part corresponding to a change in a magnetic flux generated from the first magnet, a second magnet provided at a leading end side of a second worm wheel part, a second angle sensor configured to detect a rotation angle of the second worm wheel part corresponding to a change in a magnetic flux generated from the second magnet, and a gear base part configured to surround at least a part of a periphery of the first angle sensor and the second angle sensor.

Classes IPC  ?

• G01B 7/30 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour tester l'alignement des axes
• G01D 5/14 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensible; Moyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminé; Transducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension
• G01D 5/16 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensible; Moyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminé; Transducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension en faisant varier la résistance

Abrégé

A motor includes a shaft, a rotor, a stator including a coil and opposed to the rotor, and a bearing configured to support the shaft. In addition, the motor further includes a first temperature sensor disposed farther toward an outer periphery side than the coil, and a second temperature sensor disposed farther toward an inner periphery side than the coil.

Classes IPC  ?

• H02K 11/25 - Dispositifs pour détecter la température ou actionnés par des valeurs de cette variable
• H02K 7/14 - Association structurelle à des charges mécaniques, p.ex. à des machines-outils portatives ou des ventilateurs
• H02K 11/215 - Dispositifs utilisant un effet magnétique, p.ex. des éléments à effet Hall ou magnéto-résistifs
• H02K 21/16 - Moteurs synchrones à aimants permanents; Génératrices synchrones à aimants permanents avec des induits fixes et des aimants tournants avec des aimants tournant à l'intérieur des induits avec des noyaux d'induits annulaires à pôles saillants

Abrégé

Provided is a vibration actuator that includes: a coil; a core around which the coil is wound, the core including both ends projecting from the coil; a yoke formed of a magnetic material and disposed opposite to the both ends of the core at a position adjacent to the both ends of the core with a gap provided between the yoke and the both ends of the core in a direction orthogonal to a winding axis of the coil; and an elastic part fixed between the core and the yoke and configured for elastic support to enable a movement between the core and the yoke in a direction opposite to at least one of the both ends of the core.

Classes IPC  ?

• H02K 33/06 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p.ex. par des ressorts dans lesquels la fréquence de fonctionnement est déterminée par la fréquence d'un courant alternatif appliqué en permanence avec des induits polarisés
• H02K 33/16 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits polarisés se déplaçant dans des directions opposées par inversion de la tension appliquée au système à une seule bobine
• B06B 1/04 - Procédés ou appareils pour produire des vibrations mécaniques de fréquence infrasonore, sonore ou ultrasonore utilisant l'énergie électrique fonctionnant par électromagnétisme
• H02K 33/02 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p.ex. par des ressorts
• H02K 33/04 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p.ex. par des ressorts dans lesquels la fréquence de fonctionnement est déterminée par la fréquence d'un courant alternatif appliqué en permanence
• H02K 33/00 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant

Abrégé

A spindle motor includes a shaft fixed to a base portion and a hub rotatably supported by the shaft. The hub is a cold-forged product made of low-carbon steel having a carbon content of 0.23 mass % or less.

Classes IPC  ?

• H02K 5/167 - Moyens de support des paliers, p.ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des paliers à contact lisse ou des chapeaux de palier sphériques
• G11B 19/20 - Entraînement; Démarrage; Arrêt; Commande correspondante
• F16C 33/10 - Structures relatives à la lubrification

Abrégé

A motor drive control device capable of determining a drive state of a motor is provided. The motor drive control device includes a plurality of motor drive circuits performing, based on drive control signals (Sca1 and Sca2) for controlling the number of rotations of a motor, control of energization of the motor and outputting FG signals (fg1 and fg2) having a cycle corresponding to the actual number of rotations of the motor, a composite signal generation circuit receiving an input of each of the FG signals output from the motor drive circuits and generating a composite signal by combining input signals, and a drive control circuit generating, based on a speed command signal indicating a target number of rotations of the motor, the drive control signals and outputting the drive control signals to each of the motor drive circuits. The FG signals output from the motor drive circuits have a phase difference from each other.

Classes IPC  ?

• H02P 6/17 - Dispositions de circuits pour détecter la position et pour l’obtention d’informations sur la vitesse
• H02P 25/04 - Moteurs monophasés, p.ex. moteurs à condensateur
• H02P 29/024 - Détection d’un défaut, p.ex. court circuit, rotor bloqué, circuit ouvert ou perte de charge
• H03K 19/20 - Circuits logiques, c. à d. ayant au moins deux entrées agissant sur une sortie; Circuits d'inversion caractérisés par la fonction logique, p.ex. circuits ET, OU, NI, NON

Abrégé

A fan motor according to an embodiment includes a bearing holder, a stator, a circuit board, and a synthetic resin. The stator is mounted at an outer circumference of the bearing holder. The circuit board is electrically connected to a coil of the stator, is mounted at a surface of the base part at an opposite side to the bearing holder, and extends from a base part to a connector housing. The synthetic resin seals the bearing holder, the stator, and the circuit board, except for both end faces of the bearing holder. The connector housing has a gate opening that is injected with the synthetic resin at the time of sealing and ribs that are at an opposite side to the gate opening with the circuit board between the ribs, and tops of the ribs making contact with the circuit board.

Classes IPC  ?

• F04D 29/52 - Carters d'enveloppe; Tubulures pour le fluide énergétique pour pompes axiales
• H02K 11/30 - Association structurelle à des circuits de commande ou à des circuits d’entraînement
• H02K 5/08 - Enveloppes en matériau isolant
• H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p.ex. façonnées pour former des boîtes à connexions ou à bornes

Abrégé

A motor capable of increasing cogging torque is provided. A motor includes a shaft; a magnetic member including a core including an annular portion and a plurality of spokes and a coil; and a magnet, wherein one of the magnetic member and the magnet is disposed at an inner side of the other; an end portion of each of the spokes and the magnet oppose one another in radial directions nm; the core includes a pair of magnetic pole portions at the end portion of each of the spokes, the a pair of magnetic pole portions extending in both directions of circumferential directions xy; and of the pair of magnetic pole portions of at least one spoke from among the plurality of spokes, the magnetic pole portion at an x side has a larger magnetic resistance than the magnetic pole portion at a y side.

Classes IPC  ?

• H02K 1/16 - Noyaux statoriques à encoches pour enroulements
• H02K 15/02 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques des corps statoriques ou rotoriques
• H02K 15/085 - Exécution des enroulements par pose des conducteurs dans ou autour des parties formant le noyau par pose des conducteurs dans les stators encochés

Abrégé

A strain gauge includes: a flexible substrate; a resistor formed on one side of the substrate; a pair of terminal parts electrically connected to both ends of the resistor; and a plurality of resistance value tuning wires configured to tune the resistance value between the pair of terminal parts. In this strain gauge, the plan shape of the resistor is a spiral shape formed by two linear resistance wires about the halfway part of the two linear resistance wires, the two linear resistance wires being a predetermined space apart from each other and extending in the same direction from the halfway part, and the resistance value tuning wires are arranged discretely so as to bridge between the two linear resistance wires.

Classes IPC  ?

• G01B 7/16 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer les déformations dans un solide, p.ex. au moyen d'une jauge de contrainte à résistance
• G01L 1/22 - Mesure des forces ou des contraintes, en général en faisant usage des cellules électrocinétiques, c. à d. des cellules contenant un liquide, dans lesquelles un potentiel électrique est produit ou modifié par l'application d'une contrainte en utilisant des jauges de contrainte à résistance
• H05K 1/02 - Circuits imprimés - Détails

Abrégé

A motor drive control device capable of reliably acquiring currents of coils of two phases by a one-shunt current detection system is provided. The motor drive control device includes: a motor drive unit including an inverter circuit; a single current detection circuit connected to a direct current line of the inverter circuit, and detecting a current flowing through the direct current line; and a control circuit unit performing analog-to-digital conversion processing of the current to take in the current, and performing PWM control on the motor drive unit. The control circuit unit acquires, from the current detection circuit, a detection result of a first current and a second current being currents of coils of two phases among coils of three phases in a half cycle of one PWM cycle, and, when the A/D conversion processing of at least one of the first current and the second current is unsuccessful, reacquires, in the same PWM cycle or a next or subsequent PWM cycle, a detection result of only the current unsuccessful in the A/D conversion processing, and performs the A/D conversion processing of the reacquired detection current.

Classes IPC  ?

• H02P 27/08 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p.ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs avec modulation de largeur d'impulsions
• H02P 6/28 - Dispositions pour la commande du courant
• H02M 1/00 - APPAREILS POUR LA TRANSFORMATION DE COURANT ALTERNATIF EN COURANT ALTERNATIF, DE COURANT ALTERNATIF EN COURANT CONTINU OU VICE VERSA OU DE COURANT CONTINU EN COURANT CONTINU ET EMPLOYÉS AVEC LES RÉSEAUX DE DISTRIBUTION D'ÉNERGIE OU DES SYSTÈMES D'ALI; TRANSFORMATION D'UNE PUISSANCE D'ENTRÉE EN COURANT CONTINU OU COURANT ALTERNATIF EN UNE PUISSANCE DE SORTIE DE CHOC; LEUR COMMANDE OU RÉGULATION - Détails d'appareils pour transformation
• H03M 1/12 - Convertisseurs analogiques/numériques

Abrégé

A grasping device of the embodiment includes claw holding parts, a cam, pins, a motor, and a rail holding part. The claw holding parts are supported by rails in a slidable manner. The cam includes grooves or curved holes having a spiral shape provided around the rotation center and a hole provided at the rotation center. The pins each have one end engaged with the claw holding parts side and the other end engaged with the grooves or the curved holes of the cam. The motor includes a shaft to be fixed to the hole of the cam. The rail holding part is configured to hold the rails and engage a positioning jig with an end portion of the shaft at the side fixed to the cam and including a hole part with an inner peripheral surface where the outer peripheral surface of the jig is contactable.

Classes IPC  ?

• B25J 15/02 - Têtes de préhension servocommandées

Abrégé

To reduce the influence of an unintended magnetic flux of a permanent magnet on detection accuracy. An absolute encoder (2) includes a magnet provided at a tip end side of any one of a first worm gear portion (11) and a second worm gear portion (22), and an angle sensor configured to detect a rotation angle of the magnet in response to a change in magnetic flux generated from the magnet. In the magnet, a first magnetic pole portion of a first polarity and a second magnetic pole portion of a second polarity different from the first polarity are formed adjacent to each other as viewed from an axial end surface of the magnet. The first magnetic pole portion and the second magnetic pole portion are formed adjacent to each other in a radial direction with a radial center of the magnet as a boundary, and the first magnetic pole portion and the second magnetic pole portion are formed adjacent to each other in an axial direction with an axial center as a boundary. The absolute encoder (2) is provided with a magnetic interference reduction member formed of a magnetic material on a radially outer peripheral surface of the magnet.

Classes IPC  ?

• G01D 5/14 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensible; Moyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminé; Transducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension
• G01D 5/04 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensible; Moyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminé; Transducteurs non spécialement adaptés à une variable particulière utilisant des moyens mécaniques utilisant des engrenages

Abrégé

A motor according to an embodiment includes a cap and a housing. The housing is provided with the cap. The cap is provided with a first terminal. The housing is provided with a second terminal. The first terminal and the second terminal engage with each other to form a terminal portion.

Classes IPC  ?

• H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p.ex. façonnées pour former des boîtes à connexions ou à bornes

Abrégé

To reduce the influence of backlash in a reduction mechanism on detection accuracy. An absolute encoder includes a first worm gear portion rotating according to rotation of a main shaft and a first worm wheel portion meshing with the first worm gear portion. The absolute encoder is provided coaxially with the first worm wheel portion and includes a second worm gear portion rotating according to rotation of the first worm wheel portion and a second worm wheel portion meshing with the second worm gear portion. The absolute encoder also includes a biasing mechanism biasing the second worm gear portion in the direction of the second worm wheel portion.

Classes IPC  ?

• G01D 5/14 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensible; Moyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminé; Transducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension
• G01B 7/30 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour tester l'alignement des axes

Abrégé

A motor including: a magnet; a plurality of slots opposing the magnet; coils, the coil extending over and being wound around two slots of the plurality of slots; a commutator including a plurality of segments; and a plurality of brushes including contact portions in contact with the plurality of segments in a circumferential direction, wherein a winding direction of the coil around one slot of the two slots wound around with the coil with the coil extending over the two slots is opposite to a winding direction of the coil around the other slot, and, in the circumferential direction, the coil wound around the one slot is connected to one segment of two adjacent segments of the plurality of segments, and the coil wound around the other slot is connected to the other segment of the two adjacent segments.

Classes IPC  ?

• H02K 3/12 - Enroulements caractérisés par la configuration, la forme ou le genre de construction du conducteur, p.ex. avec des conducteurs en barre disposés dans des encoches
• H02K 3/28 - Schémas d'enroulements ou de connexions entre enroulements

Abrégé

A movable body wherein a pair of annular yokes including an opening at a center and a pair of weight parts including a through hole are stacked on a front and rear surfaces of a magnet having a circular plate shape in an axis direction, and another end portion of a connecting part that connects a pair of elastic support parts on one end portion side is disposed in the contiguous opening and through hole; and a fixing body wherein the movable body is housed in a cylindrical part, the movable body is supported with the pair of elastic support parts so as to be allowed to vibrate back and forth in the axial direction, and a pair of annular coils disposed radially outside the movable body is provided are provided, and the movable body is vibrated in the axial direction through energization of the coil.

Classes IPC  ?

• H02K 33/12 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits se déplaçant dans des directions opposées par alimentation alternée de systèmes à deux bobines