The present application relates to ferrous (steel) alloy compositions that can be printed by powder bed fusion additive manufacturing. The combination of printability and properties is achieved by formulating chemistries specifically for the powder bed fusion process.
Metallic alloys and methods for the preparation of free-standing metallic materials in a layerwise manner. The resulting layerwise construction provides a metallic skeleton of selected porosity which may be infiltrated with a second metal to provide a free-standing material that has a volume loss of less than or equal to 130 mm3 as measured according to ASTM G65-04(2010).
A printed metallic part is provided. The alloy has the composition of Fe at 69.2 wt. % to 89.1 wt. %; Cr at 7.25 wt. % to 16.0 wt. %; Nb at 0.01 wt. % to 10.0 wt. %; Mo at 0.5 wt. % to 4.0 wt. %. C at 0.03 wt. % to 0.4 wt. % and optionally one or more of Ni, Cu, Si, W, Mn, N and B. The printed metallic part has a tensile strength of at least 1300 MPa, a yield strength of at least 700 MPa, an elongation of at least 4.0%, and a hardness of at least 45 HRC.
Alloy compositions for 3D metal printing procedures which provide metallic parts with high hardness, tensile strengths, yield strengths, and elongation. The alloys include Fe, Cr and Mo and at least three or more elements selected from C, Ni, Cu, Nb, Si and N. As built parts indicate a tensile strength of at least 1000 MPa, yield strength of at least 640 MPa, elongation of at least 3.0% and hardness (HV) of at least 375.
B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
C22C 38/02 - Ferrous alloys, e.g. steel alloys containing silicon
C22C 38/40 - Ferrous alloys, e.g. steel alloys containing chromium with nickel
C22C 38/04 - Ferrous alloys, e.g. steel alloys containing manganese
C22C 33/02 - Making ferrous alloys by powder metallurgy
B22F 1/05 - Metallic powder characterised by the size or surface area of the particles
B22F 3/24 - After-treatment of workpieces or articles
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
A security fastener assembly is provided with a cap having a standard tool bearing surface and an attachment portion formed opposite the tool bearing surface. A fastener body has a mating attachment portion formed at a first end along which the cap is secured and a keyed security feature formed adjacent the mating attachment portion. A second end of the fastener body has a threaded fastener portion for securing the fastener assembly to a vehicle. The threaded portion of the fastener body is installed with rotation in a first direction. Engaging the tool bearing surface of the cap and rotating in a second direction opposite the first direction does not rotate the threaded portion of the fastener body. The fastener body is removable with the keyed security feature.
A wheel fastener and method of forming a wheel fastener is provided. The wheel fastener has a fastener body with a threaded portion, a wrenching portion and a spherical load-bearing portion is configured to mate with a fastener seat on a wheel, where the spherical radius is in the range of 13.9 mm to 14.0 mm. The fastener also includes a multi-layer coating is applied to the fastener body, the multi-layer coating having a friction topcoat with a coefficient of friction in the range of 0.10 to 0.20. The fastener also includes a cap secured on the wrenching portion and defining a wrenching surface.
A wheel fastener alarm assembly is provided having a fastener body with a first portion defining a wrenching surface and a cavity, and a second portion with a threaded portion to attach and detach from a wheel of a vehicle. A sensor array is disposed in the cavity of fastener body to detect an attribute of the fastener body and generate an output signal based on the attribute of the fastener body. An antenna connected to the sensor array to transmit the signal to a remote location. A cap is secured to the first portion of the fastener body and covers the wrenching surface and the cavity opening to define a capped fastener body.
F16B 41/00 - Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts, or pins
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
G08B 25/00 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
A seat clamp is provided for securing a seat in a folded position and is adapted to be attached between a cargo hook in the vehicle and a seat. A clamp body is formed of plastic and has a first attachment feature along a first end, for securing the seat clamp to the cargo hook in the vehicle cargo area. A second attachment feature is formed at the second end of the clamp body for releasably securing the clamp body to a bracket on the seat with an interference fit.
A capped fastener is provided with two outer flanges and a groove therebetween. The cap is crimped around the first outer flange without covering the second outer flange. The end of the cap is crimped in a groove between the first and second outer flanges. A crimping tool and method of crimping are also provided for crimping the end of a cap into a groove between two outer flanges.
B21K 1/70 - Making machine elements nuts of special shape, e.g. self-locking nuts, wing nuts
B60B 3/16 - Attaching disc body to hub by bolts or the like
B21D 39/04 - Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with rods
10.
3D PRINTABLE HARD FERROUS METALLIC ALLOYS FOR POWDER BED FUSION
Alloy compositions for 3D metal printing procedures which provide metallic parts with high hardness, tensile strengths, yield strengths, and elongation. The alloys include Fe, Cr and Mo and at least three or more elements selected from C, Ni, Cu, Nb, Si and N. As built parts indicate a tensile strength of at least 1000 MPa, yield strength of at least 640 MPa, elongation of at least 3.0% and hardness (HV) of at least 375.
A wheel fastener alarm assembly is provided having a fastener body with a first portion defining a wrenching surface and a cavity, and a second portion with a threaded portion to attach and detach from a wheel of a vehicle. A sensor array is disposed in the cavity of fastener body to detect an attribute of the fastener body and generate an output signal based on the attribute of the fastener body. An antenna connected to the sensor array to transmit the signal to a remote location. A cap is secured to the first portion of the fastener body and covers the wrenching surface and the cavity opening to define a capped fastener body.
B60R 25/10 - Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
G08B 25/00 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
B60B 3/16 - Attaching disc body to hub by bolts or the like
B60Q 9/00 - Arrangement or adaptation of signal devices not provided for in one of main groups
F16B 41/00 - Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts, or pins
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
B60C 9/00 - Reinforcements or ply arrangement of pneumatic tyres
B60R 25/24 - Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
Fasteners are disclosed for reducing mass of the fastener, while being configured for use with standard torque delivery tools. The fasteners include non-torque bearing surfaces disposed between torque bearing surfaces.
A wheel fastener alarm is provided with a fastener body, a cap covering the fastener body, a sensor array disposed within the fastener body, and a cover disposed over an opening in the fastener body and a hole in the cap.
B60R 25/10 - Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
G08B 25/00 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
B60B 3/16 - Attaching disc body to hub by bolts or the like
B60Q 9/00 - Arrangement or adaptation of signal devices not provided for in one of main groups
B60R 25/24 - Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
F16B 41/00 - Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts, or pins
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
B60C 9/00 - Reinforcements or ply arrangement of pneumatic tyres
14.
3D printable hard ferrous metallic alloys for powder bed fusion
The present invention relates to alloy compositions for 3D metal printing procedures which provide metallic parts with high hardness, tensile strengths, yield strengths, and elongation. The alloys include Fe, Cr and Mo and at least three or more elements selected from C, Ni, Cu, Nb, Si and N. Ni may be replaced with Mn. As built parts indicate a tensile strength of at least 1000 MPa, yield strength of at least 640 MPa, elongation of at least 3.0% and hardness (HV) of at least 375.
Fasteners are disclosed for use with multiple standard torque delivery tools. The fasteners include several different torque bearing portions for use with different torque delivery tools, as well as non-torque bearing portions disposed between torque bearing portions.
A capped fastener is provided with two outer flanges and a groove therebetween. The cap is crimped around the first outer flange without covering the second outer flange. The end of the cap is crimped in a groove between the first and second outer flanges. A crimping tool and method of crimping are also provided for crimping the end of a cap into a groove between two outer flanges.
B60B 3/16 - Attaching disc body to hub by bolts or the like
B21D 39/04 - Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with rods
Fasteners are disclosed for reducing mass of the fastener, while being configured for use with standard torque delivery tools. The fasteners include non-torque bearing surfaces disposed between torque bearing surfaces.
A wheel fastener alarm is provided with a fastener body, a cap covering the fastener body, a sensor array disposed within the fastener body, and a cover disposed over an opening in the fastener body and a hole in the cap.
F16B 41/00 - Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts, or pins
G08B 25/00 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
19.
3D printable hard ferrous metallic alloys for powder bed fusion
The present invention relates to alloy compositions for 3D metal printing procedures which provide metallic parts with high hardness, tensile strengths, yield strengths, and elongation. The alloys include Fe, Cr and Mo and at least three or more elements selected from C, Ni, Cu, Nb, Si and N. As built parts indicate a tensile strength of at least 1000 MPa, yield strength of at least 640 MPa, elongation of at least 3.0% and hardness (HV) of at least 375.
C21D 8/02 - Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
B23K 26/00 - Working by laser beam, e.g. welding, cutting or boring
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
C22C 33/02 - Making ferrous alloys by powder metallurgy
A capped fastener is provided with deflected projections on the nut body for securing a cap on the nut body. The deflected projections fit within a double walled edge of the cap. The projections are deflected through a simple method during the assembly process.
B60B 7/02 - Wheel cover discs, rings, or the like, for ornamenting, protecting, or obscuring, wholly or in part, the wheel body, rim, hub, or tyre sidewall made essentially in one part
A nut fastener is provided for locking the nut to prevent inadvertent loosening of the nut. The nut fastener is particularly useful for tightening a wheel onto an axle. The nut fastener includes a nut, a collar and a retaining ring. The nut is unlocked by pushing on an engagement surface of the collar or by riding ratchet teeth over each other. When the collar is released, the collar locks against the nut to resist rotation of the nut.
F16B 37/12 - Nuts or like thread-engaging members with thread-engaging surfaces formed by inserted coil-springs, discs, or the like; Independent pieces of wound wire used as nuts; Threaded inserts for holes
F16B 39/26 - Locking of screws, bolts, or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object with spring washers fastened to the nut or bolt-head
A fastener assembly comprising a threaded component and a washer, wherein the bearing surfaces between the threaded component and washer each include helically inclined surface segments such that the clamp load exerted on the washer by the threaded component alternates between being increased and being decreased during rotation of the nut in a single direction.
F16B 39/24 - Locking of screws, bolts, or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object
F16B 39/282 - Locking by means of special shape of work-engaging surfaces, e.g. notched or toothed nuts
23.
Layered construction of in-situ metal matrix composites
The present disclosure is directed at alloys and method for layer-by-layer deposition of metallic alloys on a substrate to produce a metallic part. Applications for the metallic parts include pumps, pump parts, valves, molds, bearings, cutting tools, filters or screens.
C22C 33/02 - Making ferrous alloys by powder metallurgy
B22F 3/00 - Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor
B33Y 70/00 - Materials specially adapted for additive manufacturing
B22F 3/24 - After-treatment of workpieces or articles
B22F 7/04 - Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting of composite layers with one or more layers not made from powder, e.g. made from solid metal
B22F 7/06 - Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting of composite workpieces or articles from parts, e.g. to form tipped tools
The present disclosure is directed at alloys and method for layer-by-layer deposition of metallic alloys on a substrate. The resulting deposition provides for relatively high hardness metallic parts with associated wear resistance. Applications for the metallic parts include pumps, valves and/or bearings.
C22C 38/38 - Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
C22C 38/36 - Ferrous alloys, e.g. steel alloys containing chromium with more than 1.7% by weight of carbon
C22C 38/34 - Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
C22C 38/32 - Ferrous alloys, e.g. steel alloys containing chromium with boron
C22C 38/26 - Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
C22C 38/22 - Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
C22C 38/04 - Ferrous alloys, e.g. steel alloys containing manganese
C22C 38/02 - Ferrous alloys, e.g. steel alloys containing silicon
B32B 15/01 - Layered products essentially comprising metal all layers being exclusively metallic
B22F 3/105 - Sintering only by using electric current, laser radiation or plasma
B22F 7/02 - Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting of composite layers
B22F 7/04 - Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting of composite layers with one or more layers not made from powder, e.g. made from solid metal
B22D 19/00 - Casting in, on, or around, objects which form part of the product
B22D 25/00 - Special casting characterised by the nature of the product
A bracket is provided that may be welded to the interior surface of a vehicle fascia. The bracket has a flange and a mounting boss. The flange is slotted to form flexible fingers that conform to the interior surface of the fascia. The fingers are welded to the fascia to attach the bracket to the interior surface of the fascia. A vehicle component, such as an impact sensor, is attached to the mounting boss to secure it to the fascia.
B60R 19/24 - Arrangements for mounting bumpers on vehicles
B60R 19/48 - Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects combined with, or convertible into, other devices or objects, e.g. bumpers combined with road brushes, bumpers convertible into beds
B60R 21/013 - Electrical circuits for triggering safety arrangements in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
A locking fastener is provided that may be automatically unlocked and locked by sliding a wrench onto the nut and removing the wrench. The fastener includes a biased arm extending outward from a wrench bearing surface that presses against a pawl. The pawl includes ratchet teeth that engage ratchet teeth of a retainer to lock the fastener. The fastener is unlocked by compressing the arm with a wrench.
Capped nuts are provided with an polymer in the top portion of the capped nut. The polymer may be disposed between the inner surface of the cap and a nut body. The polymer may extend into a top opening in the nut body and contact an inner wall of the opening in the nut body.
Fasteners are provided with a polymer layer covering a body. The polymer layer may improve the aesthetics of the fastener and may be colored to provide various color options. The polymer layer covers at least part of a wrench bearing surface.
A hood bumper assembly for automotive vehicle hoods is provided that can manage impact energy from a collision with a pedestrian. The hood bumper assembly may have a bumper with a cushion that is threaded to a retainer attached to the vehicle frame. The threaded engagement between the bumper and the retainer may have a percentage of thread engagement that is less than industry standards so that the threads skip without substantially deforming when an impact load is applied to the vehicle hood.
Improved fasteners are provided for minimizing deformation in the corner region of the bearing surfaces. The bearing surfaces have a primary bearing surface and a recessed bearing surface. The primary bearing surfaces may be oriented in a hexagonal shape with opposing surfaces parallel to each other. The recessed bearing surface is disposed inwardly from the primary bearing surface and extends from the primary bearing surface to the end of the bearing surface.
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