Bizarre Patents
A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 7658580 | Toilet bolt cover A toilet bolt cover hides the portion of a toilet bolt extending upwardly through a mounting hole in the toilet base along with a washer and a nut threaded upon the bolt. The cover includes a base and a cap. The base has a wall with external threads and the cap has ... | 02/09/2010 |
| 7357353 | Method of joining structural elements in an aircraft A structure for use on an aircraft and a method of manufacturing said structure. The structure comprises first and second structural elements and a fastening device. The fastening device comprises a bolt that engages with a barrel nut. The first structural element i... | 04/15/2008 |
| 7351020 | High security fastener constructions A series of high security fastener constructions feature rotatable anti-theft shrouds mounted on locking wheel nuts and wheel bolts designed for vehicular wheels. Each construction features (1) a fastener body having a first body end adapted to accommodate a key rec... | 04/01/2008 |
| 7204521 | Coupling disconnect prevention device A device for shielding a coupling includes a generally central opening in which the coupling is disposed and at least one socket hole into which only a thin wall deep socket can operate to engage and disengage a screw into and from said socket hole. The device preve... | 04/17/2007 |
| 7163365 | Pivot shaft structure for supporting swing arm A pivot shaft includes a shaft member having a male screw portion to be thread-connected to a vehicle body frame, and a nut member having a female screw portion to be thread-connected to part of a male screw portion of the shaft member corresponding to a projecting ... | 01/16/2007 |
| 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 |
| 6938516 | Bicycle crank axle bolt A bicycle crank arm apparatus includes an axle having a first end portion and a second end portion, wherein the first end portion has an outer peripheral surface and a threaded inner peripheral surface; an axle bolt having a threaded outer peripheral surface screwed... | 09/06/2005 |
| 6910355 | Fastener lockout device A lockout device for restricting access to a nut through which a stud passes in threaded engagement with the nut comprises a cylindrical cap and a corresponding adapter. The cap includes first and second opposite ends and has a hollow portion opening through the fir... | 06/28/2005 |
| 6874985 | Captive nut assembly A captive nut assembly that allows removal of one or more workpieces and/or provides access to an area between a plurality of workpieces is provided. The captive nut assembly includes a screw with an elongated shank that is adapted to be located in an opening of one... | 04/05/2005 |
| 6604889 | Sluice gate wall thimble A sluice-gate wall thimble has a support stem (1, 12) which covers an embedment side of a sluice-gate nut (2) and is fixable to a wall anchor (5, 11). The sluice-gate nut is inside threaded and fixable to an embedment side (16) of a predetermined sluice-g... | 08/12/2003 |
| 6526789 | Lockable anti-wobble hitch pin A hitch pin used for releasably connecting a load carrier frame to a receiving hitch attached to a carrying vehicle for transporting objects such as bicycles on the load carrier. The hitch pin includes a bolt having a head portion opposite a threaded sect... | 03/04/2003 |
| 6357981 | Fastener structure A fastener comprising an elongated body having a longitudinal axis and an outer surface and first and second ends, a separate seating configuration on the first end, a ridge extending circumferentially about the body adjacent to the seating configuration,... | 03/19/2002 |
| 6328514 | Odometer cable disconnect blocking device A device for preventing disconnection of a coupling. The device includes a main body portion having defined therein a fastener chamber and an opening in communication with the fastener chamber. The opening is located above the fastener chamber. In a prefe... | 12/11/2001 |
| 6318942 | Lug cap having retention detents A lug cap includes a detent along the inner wall. The detent has an engaging surface that begins shortly after a threaded portion of the lug cap ends. The engaging surface ramps up to a top surface that runs parallel to the inner wall. The lug nut engages... | 11/20/2001 |
| 6286774 | Fishing reel having nut lock for preventing looseness of nut A handle fixing structure including a nut member which is received inside of a recess of a handle and couples the handle with a driving shaft, a nut lock member aligned inside of the recess by being in close contact with the nut member for prevention of l... | 09/11/2001 |
| 6126355 | Fastener for adjustable support device A fastener, for releasably securing movable panels or other components of a support device, includes a clamping member having a cap and an externally threaded shank, a clamping knob internally threaded for movement along the shank, and a retaining member ... | 10/03/2000 |
| 6053681 | Wheel nut locking assembly There is provided a new and improved wheel nut locking assembly for use on a wheel nut on a hub of a vehicle wheel, in which the wheel nut comprises a polygonal outer surface and a threaded inner surface which is constructed so as to engage a shaft. The s... | 04/25/2000 |
| 6053683 | Threaded seal cap for a connector Disclosed are threaded seal caps suitable for sealing the ends of common screw and bolt connectors for various purposes including protective/safety, ornamentation and pressure seals in chemical and physical processes or as a guard for a switch. The seal c... | 04/25/2000 |
| 5752794 | Fastener retention system for a wheel cover of a vehicle A fastener retention system for a wheel cover of a vehicle that comprises a stud attached to, and projecting axially from, a brake system of the vehicle. The stud includes an outer surface that has a plurality of helical threads disposed thereon. Further ... | 05/19/1998 |
| 5590992 | Cover for a bolt and nut A one-piece, reuseable cover is provided for an assembly of a threaded bolt and an associated annular nut, wherein a portion of the bolt extends through the nut. The cover includes a closed top end portion and a generally cylindrical sidewall extending fr... | 01/07/1997 |
| 5498092 | Protective cover for a ball joint assembly A protective cover 12 for a ball joint assembly 10 includes a generally cylindrical plug 96 with axially extending resilient fingers 100 engageable with a shaft 40 of a stud 26 of the ball joint assembly 10 to prevent removal of the cover 12 from the ball... | 03/12/1996 |
| 5391028 | Method for reducing radar cross-section of aircraft fasteners, and fastener assemblies for use therein Novel fastener assemblies self-conforming to contoured surface panels being fastened to support members and minimizing radar cross-section by providing a non-reflective surface shield component over the basic fastening component or bolt. The invention pro... | 02/21/1995 |
| 5380070 | Lug nut covers A vehicle wheel lug nut cover comprises a dome shaped tube having an open end that is larger than the lug nut and a closed end with an internal jam nut that is threaded to the end of the lug bolt extending from the lug nut. Lug nut covers may be used to s... | 01/10/1995 |
| 5364213 | Cap for fastening devices for motor vehicle wheels and the like A cap for fastening devices comprises an inner cap member fittable over a hexagonal engageable portion of the fastening device and having a top wall centrally formed with a threaded bore, an outer cap member fittable over the inner cap member and having a... | 11/15/1994 |
| 5253967 | Adapter assembly for tensioning threaded fasteners and method of tensioning threaded fasteners The present invention provides a method and apparatus for adapting standard threaded fasteners for use with a standard stud tensioner. An adapter has internal and external threads. The internal threads mate with the external thread of the stud to be tensi... | 10/19/1993 |
| 5180266 | Threaded sheet metal decorative cap A lug nut and dress cap that enables a standard sized lug wrench to be employed whether the cap is in place or lost, the cap having the same standard lug wrench size as the nut. The cap is a deep drawn element having a hollow hexagonal configuration adjac... | 01/19/1993 |
| 5104274 | Cap having antitheft lock for fastening member A cap having an antitheft lock for a fastening member and comprising a cap body (1) covering a polygonal engaging portion of the fastening member (A) and having a cavity (2) formed in the front end face of a side portion thereof, a bore (3) extending from... | 04/14/1992 |
| 5074730 | Adjustable flush mounted bolt A fastener assembly including a bolt having an enlarged head at one end and a nose at the other end. The bolt is threaded for threaded engagement to the stud of a receptacle assembly. The head of the bolt has a countersunk opening configured to a tool for... | 12/24/1991 |
| 5065787 | Choke valve safety device A choke valve safety device to prevent unthreading of the choke bonnet nut until internal pressure has been vented, comprising a U-shaped bracket that fits over a tool-engaging portion of the nut, and a bracket support securable to the choke body only in ... | 11/19/1991 |
| 5064326 | Tamper proof service bolt Tamper proof service bolts for sealing boxcars, automobile hoods, gates and other enclosures, as well as gas and electric meters, railroad switches and the like. In a first preferred embodiment the tamper proof service bolts are characterized by special h... | 11/12/1991 |
| 5052527 | Brake slack adjuster mechanism Improvements are disclosed to conventional brake slack adjuster mechanisms of the type which are employed upon heavy equipment such as dump trucks and the like which mechanisms are anchored to the axle of the truck and utilize a worm drive and spline arra... | 10/01/1991 |
| 5007760 | Device for aligning and mounting a copier or printer subsystem An apparatus for first aligning by trial and error, and then mounting or fastening a subsystem of an electrostatographic copier or printer such that the subsystem thereafter can be removed, serviced, and then remounted or reinstalled in precise alignment ... | 04/16/1991 |
| 4958796 | Coupling or connector for securing a load-bearing support to a head of a bolt This invention is directed to a coupling or a connector for securing a load-bearing support to a head of a bolt, particularly in a mining operation in which roof bolts have been used for shoring the roof of the mine. The coupling or connector is secured t... | 09/25/1990 |
| 4884933 | Adaptor for screwheads and the like In order to be able to use an anti-skid device, particularly for vehicle wheels with pneumatic tires when driven on ice and snow, having a fixing disk, which can be attached to the wheel rim and which remains thereon even when the anti-skid device is not ... | 12/05/1989 |
| 4880344 | Device for preventing loosening of a member A device for preventing loosening of a prismatic member, such as a fixing nut, screw head or bolt, and particularly a lock nut of a wheel of an automobile vehicle, includes a cap adapted to cover the head of the prismatic member. The cap includes a transv... | 11/14/1989 |
| 4824305 | Decorative and protective cap for locknut A decorative and protective cap for mounting on a threaded stud to conceal and protect a locknut threadably mounted therein, the cap including a shell having a cylindrical portion for providing a close fit with the outer surface of the locknut, a hexagona... | 04/25/1989 |
| 4799842 | Weld stud A weld stud having a cylindrical section permitting engagement by a stud welding gun, joined by a shoulder on to a threaded shank covered up to the shoulder by a cap nut made of plastics, wherein the cylinder section changes through a chamfer into a shoul... | 01/24/1989 |
| 4723866 | Manhole cover locking bolt construction A manhole cover locking bolt construction for locking a manhole cover to an associated frame including a bolt having a threaded shank and an externally threaded head and an endless curvilinear groove in the top of the head for receiving a key of mating co... | 02/09/1988 |
| 4711760 | Nuclear reactor incorporating locking device for threaded bolt connections An improved nuclear reactor wherein the bolted connections between the baffle plates and baffle former and the baffle former and the core barrel are provided with a noval locking device that prevents loosening of the bolted connections. The locking device... | 12/08/1987 |
| 4618299 | Locknut and key therefor A locknut having a body portion with an outer surface and first and second ends, a thread extending inwardly into the body portion from the first end, a depression in the second end, an inwardly tapered lobed curvilinear surface defining the periphery of ... | 10/21/1986 |
