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| Number | Title | Issue Date |
| 7338241 | Fastener receptacle A receptacle for a fastener which is inserted into a receptacle receiving member. The receptacle is insertable and rotatable in a hole in the receptacle receiving member and includes at least one arm extending from a fastener receiving member. The arm is arranged to... | 03/04/2008 |
| 7329077 | Fastener apparatus for roofing and steel building construction A fastener apparatus includes a frusto-hemispherical head portion having a flat top surface, a curved outer surface, a base portion, and a peripheral edge, with the flat top surface bearing a tool fitting. A downwardly-depending lip portion extends from the head per... | 02/12/2008 |
| 7234888 | Arrangements for anchoring items to automotive framing components An item such as a passenger assist handle is anchored to an automotive framing component by a mounting stud passing through a hole in the framing component. The mounting stud includes a shaft with a helix at a first end and a threaded portion at a second end. The he... | 06/26/2007 |
| 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 |
| 7179038 | Fastener for application to a threaded stud A fastener includes a sleeve-like clamping element having a cavity extending in the direction of its longitudinal axis which accommodates a threaded stud. At least one clamping region is deformable into the cavity forming at least one clamping ramp inclined toward t... | 02/20/2007 |
| 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 |
| 7014387 | Shaft drive coupling A single piece coupling device for connecting a load component to a rotatable shaft. The device comprises a sleeve having a bore for containing a rotatable shaft, an externally threaded portion and a tapered engagement face on the outer surface of the sleeve. Radial... | 03/21/2006 |
| 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 |
| 5349884 | Dust shield mounting system A system for mounting a dust shield to a vehicle transmission's clutch/transmission housing by attachment by fasteners along only the accessable lower edge portion and by providing structure which upon assembly pivots an otherwise unsupported corner of th... | 09/27/1994 |
| 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 |
| 4490082 | Fastener having an axially and radially undulating flange A screw adapted for use with thin sheet metal. The screw has a threaded shank and a head with an integral flange. The flange has both radial and axial undulations which increase the amount of torque required to strip the screw. The undulations are formed ... | 12/25/1984 |
| 4377360 | Channel nut and method of making same A channel nut for space framing systems characterized by having a pair of outwardly and downwardly extending arms which form a channel, a machine nut which is securely fastened thereto, and a resilient spring projecting upwardly from the machine nut. Such... | 03/22/1983 |
| 4310272 | Threaded fastener and structural joint attained therewith A structural joint including a relatively thin workpiece and an externally threaded fastener having a flanged head with workpiece clamping means on the underside thereof. The clamping means comprises an annular rim on the flanged portion of the head defin... | 01/12/1982 |
| 4294300 | Self-locking fastener A self-locking fastener, particularly a nut, a bolt, a screw or a similar element, and a stamp or male die respectively for making said fastener, said fastener and stamp respectively being provided with teeth at its bearing surface or working surface resp... | 10/13/1981 |
| 4290469 | Self-locking nut-type or bolt-type fastening device A fastening device includes a body having an engaging surface and threads concentric with the rotational axis of the body. The engaging surface has formed therein a plurality of ratchet-like projections having a sawtooth-type circumferential cross-section... | 09/22/1981 |
| 4223711 | Self-locking fastener A self-locking fastener is disclosed having a load surface adapted to be tightened against a flat mating surface providing self-locking means which include an inner bearing surface having an outer extremity located in a bearing plane and inclined inwardly... | 09/23/1980 |
| 4220188 | Locking fastener A self locking threaded fastener is disclosed wherein the self locking system includes a plurality of bearing surfaces contained within a bearing plane and positioned in an annulus around the thread means. Extending inwardly from each bearing surface is a... | 09/02/1980 |
| 4094352 | Fasteners having toothed bearing surfaces A self-locking fastener for a threaded joint having an end portion with a plurality of teeth in an annular array arranged to indent a coacting surface of a workpiece, to resist loosening. The teeth have individual top bearing surfaces which comprise disco... | 06/13/1978 |
