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| Number | Title | Issue Date |
| 7334975 | Fastener assembly The present invention relates to a stud including, a head having a torque transferring structure and an underside wherein the underside includes a plurality of protrusions; a shaft having a trilobular shape comprising a plurality of shaft elements having at least on... | 02/26/2008 |
| 7300856 | Process for detaching layers of material A process for detaching two layers of material according to a weakened zone defined between the layers. This process includes the thermal annealing of a structure that incorporates the layers, with the annealing bringing the temperature from a starting temperature t... | 11/27/2007 |
| 7261506 | Washer and threaded fastener assembly incorporating same A washer for a threaded fastener assembly and a threaded fastener assembly incorporating such a washer. The washer includes a body having a central axis including two opposed sides an outer periphery and an inner periphery defining a central aperture extending betwe... | 08/28/2007 |
| 7240755 | Engine-supporting structure for a motorcycle, and methods of using same An engine-supporting structure for a motorcycle, in which a collar can be removed to perform engine maintenance, and can be suitably re-mounted after the completion of maintenance. The engine-supporting structure supports a rear upper mounting portion of an engine, ... | 07/10/2007 |
| 7226259 | Locking fastener assembly A locking fastener assembly comprising a nut and a washer. The nut and washer each have opposed load bearing surfaces which include a series of annularly extending, slightly inclined faces forming shallow undulations around each surface. The load bearing surface on ... | 06/05/2007 |
| 7198445 | Washer with crush zone A conical washer having a crush zone wherein the inner annular projection comprises a top and bottom elevation where the top elevation lies at an approximately 100 to 165 degree angle to the inner annular wall of the washer and the bottom elevation is substantially ... | 04/03/2007 |
| 7192232 | Self-locking fastening device A self-locking fastening device which includes a screw or nut for fastening at least one first part to a second part and a shim (10) which is provided with a central borehole (11). The two surfaces of the shim (10) include rib profiles (12,14... | 03/20/2007 |
| RE39499 | Catheter connector Compressible lock washers for use in catheter connectors. One such lock washer (60) includes a support ring (62) and tube engagement flanges (64) extending centrally therefrom, oblique to the ring and each extending from the same side thereof. T... | 02/27/2007 |
| 7168902 | Wedge cam lock washer for threaded fasteners A locking device for a threaded fastener comprises a pair of washers each having a plurality of wedge cam sets that include a base-cam and a raised tooth-cam. When the washers are mated together in use, the wedge cam sets of each washer are placed into confronting e... | 01/30/2007 |
| 7156598 | Waffle stud for insert molded plastic members A fastener is configured for use in the manufacture of molded plastic components that will be subsequently attached to other components by the fastener. The low profile head portion of the fastener has a rounded contoured and convoluted top surface to facilitate the... | 01/02/2007 |
| 7014406 | Anti-strip-out fastener A fastener includes an axial shank and a clamping face extending radially from the shank. A plurality of serrations are formed on the clamping face and extend radially from a shank periphery to an outer periphery of the clamping face. The shank periphery is axially ... | 03/21/2006 |
| 6976816 | Combination lock washer and spindle bearing assembly The present invention relates to a connection between a spindle and a bearing assembly to retain the bearing assembly on the spindle. A combination lock washer and spindle bearing assembly is provided to include a spindle, thrust washer, lock washer and nut in which... | 12/20/2005 |
| 6966735 | Screw mechanism In a screw locking assembly a pair of washers having inclined surfaces are interposed between a screw member on a tightening side and a member to be tightened, with the inclined surfaces being mutually contacted. These inclined surfaces circle around once in spiral ... | 11/22/2005 |
| 6935822 | Detachable fastener including a screw element and a securing ring A detachable fastener includes a screw element and a securing ring. The screw element and the securing ring each include cooperating wedge-shaped surface tooth arrangements and two different pairs of stop surfaces. The wedge-shaped surface tooth arrangements face on... | 08/30/2005 |
| 6776565 | Structure of an anti-burglar screw bolt An improved structure of an anti-burglar screw bolt having a pad and a nut, the bolt including a bolt head and a bolt shaft, characterized in that the bolt head is hexagonal with the inner edges being arranged with equal angle and provided with sloping faces continu... | 08/17/2004 |
| 6769851 | Captive fastener A captive fastener retention member includes a cylindrical body having a flange at one end thereof. Work piece retention members project outwardly of the body for securing the retention member in a bore of a work piece. A dimple projects inwardly in the retention me... | 08/03/2004 |
| 6749386 | Locking fastener assembly A locking fastener assembly comprising a nut and a washer. The nut and washer each have opposed load bearing surfaces which include a series of annularly extending, slightly inclined faces forming shallow undulations around each surface. The load bearing surface on ... | 06/15/2004 |
| 6368038 | Washer for securing electrical conduction at connections Conductive devices and tools to provide electrical conduction with a generally planar conductor which is covered with an insulation substance such as paint, rust or dust, by scraping a portion of the conductor and removing the insulation substance. A cond... | 04/09/2002 |
| 6347915 | Lock washer for threaded fasteners A two-piece lock washer for use with a variety of fasteners wherein the lock washer itself includes a pair of components having opposite end opposing surfaces formed with a plurality of inclined ramps and locking faces so that when the components are pres... | 02/19/2002 |
| 6302629 | Anti-loosening fastener The present invention is disclose a metal screw for attaching two thin panels together, such as an anti-loose fastener for joining metal panels. It comprises plurality of relatively small integral tapered angle blocks on underside of the head of the faste... | 10/16/2001 |
| 6190372 | Catheter connector Compressible lock washers for use in catheter connectors. One such lock washer (60) includes a support ring (62) and tube engagement flanges (64) extending centrally therefrom, oblique to the ring and each extending from the same side thereof. The tube en... | 02/20/2001 |
| 6152665 | Direct tension indicating washers A direct tension indicating washer including a body having an internal opening formed therein and at least one arched tab connected to the body. The arched tab has a fixed end integral with the body and a distal end movable with respect to the body. Indic... | 11/28/2000 |
| 6129492 | Device and tool for securing electrical conduction at connections Conductive devices and tools to provide electrical conduction with a generally planar conductor which is covered with an insulation substance such as paint, rust or dust, by scraping a portion of the conductor and removing the insulation substance. A cond... | 10/10/2000 |
| 6082942 | Electrical connection terminal assembly and tilt washer An electrical terminal clamping assembly of the character that will simultaneously accommodate and securely grip one or more conductor wires of substantially different diameters. The assembly includes a threaded terminal screw and a uniquely configured ge... | 07/04/2000 |
| 5829933 | Washer with a relief A Belleville spring washer (15) having an annular relief (25) depending from in its top surface (24). The relief (25) is disposed adjacent the circumferential wall (27) forming a centrally disposed opening (18) for the washer (15), the circumferential wal... | 11/03/1998 |
| 5827028 | Electrical connection terminal assembly and tilt washer An electrical terminal clamping assembly of the character that will simultaneously accommodate and securely grip one or more conductor wires of substantially different diameters. The assembly includes a threaded terminal screw and a uniquely configured ge... | 10/27/1998 |
| 5746560 | Fastener having torque-absorbing ribs A faying plate having a clearance hole is fastened to a tapping plate having a tapping hole by a fastener having a shank with a tapered tip and with a self-tapping thread. The shank, which defines an axis, is adapted to tap a complementary thread around t... | 05/05/1998 |
| 5409338 | Wedge-action lock washer assembly having coupled washers A wedge-action lock washer assembly in which a pair of washers have cam surfaces disposed in a face-to-face relationship. A sleeve-like keeper is permanently disposed in the central opening of the two washers and has a pair of annular lips engaging the tw... | 04/25/1995 |
| 5217339 | Non-seating plate/fastener assembly An improved plate/fastener assembly includes an elongated fastener having a first set of threads adjacent the tip and a second set of threads adjacent the head. The first set of threads has a diameter smaller than that of the second. The fastener is emplo... | 06/08/1993 |
| 5183359 | Rotary fastener with anti-strip-out nibs A torque-absorbing rotary threaded fastener for joining metal panels has a stripping torque sufficiently in excess of its driving torque to ensure that it will be relatively unlikely to be stripped when mechanically driven home. The fastener has a clampin... | 02/02/1993 |
| 5011351 | Wedge lock die washer A lock washer, a locking fastener assembly, and a method of providing a secure, inexpensive fastener joint. The lock washer has a convexly conical upper surface including circumferentially spaced cam surfaces separated by radial shoulders and a concavely ... | 04/30/1991 |
| 4826469 | Belt adjuster A belt adjusting device for "V" belts which uses a gear made integrally with a nut, in cooperation with a locking mechanism, and gear teeth on a plate to produce relative movement between the plate and the mount, thus tensioning or loosening the "V" belt ... | 05/02/1989 |
| 4812095 | Threaded fastener A threaded fastener is provided having a head for accommodating a tool for rotating the fastener. A plurality of ribs culminating in teeth are provided under the head for engaging the material into which the fastener is inserted, each rib and tooth having... | 03/14/1989 |
| 4808050 | Vibration resistant fasteners A self-locking fastener having a bearing surface comprising a plurality of sets of serrations arranged to penetrate a workpiece such that, while a resistance to the loosening of the fastener from the workpiece is created, the marring of the workpiece surf... | 02/28/1989 |
| 4793752 | Drive-head lock washer There is provided a flanged drive-head lock washer for use in combination with a wedge-action-type fastener, wherein the fastener includes a bolt or screw member having a cam nut or cam head. The flanged drive-head washer is formed having a nut-like body ... | 12/27/1988 |
| 4710081 | Self-locking resilient or non-resilient element For achieving improved securing effect in use with oil or wax coated contact surfaces, a self-locking resilient or non-resilient element, such as a spring-ring or a washer, has wall-like protrusions extending on each major surface from the inner to the ou... | 12/01/1987 |
| 4589797 | Fixing member adapted to be clamped on a shaftlike element A fixing member in the form of a clamping disc having a radial opening, and being adapted to be clamped onto a shaft with the aid of a counter member having a coaxial opening is disclosed. Fastening means connect the disc and the counter member to one ano... | 05/20/1986 |
| 4538313 | Method of forming a joined pair of wedge-action lock washers A method of forming a joined pair fo wedge-action-type lock washers, wherein each lock washer has a cam surface and an oppositely disposed friction surface, the pair of washers being arranged so that their cam surfaces are installed in a juxtaposed face-t... | 09/03/1985 |
| 4433877 | Support assembly for vehicle wheels A support assembly for a drive vehicle has an outer race for mounting to a suspension for the wheel and an inner race with a removable end section which carries an annular track for roller bodies supported in position therein by a spacer cage, the removab... | 02/28/1984 |
| 4380413 | Load-distributive washer for use with compressible material A plastic load-distributive washer for use with compressible materials. An axial projection has a laterally extending external flange and an internal throughbore. A portion of the throughbore has a lateral dimension exceeding the maximum lateral dimension... | 04/19/1983 |
