1
Kaj Klaue, Jeffrey W Mast: Osteosynthetic bone plate and lock washer. Synthes, Fish & Richardson P C, September 22, 1998: US05810823 (136 worldwide citation)

A lock washer for attaching a bone screw to a bone plate. The lock washer includes a body having a central axis and a borehole having internal threading for receiving the bone screw. The lock washer includes a lower section adapted to abut the surface of a bone, and an upper section shaped to be ret ...


2
Timothy L Youtsey: Internally locking coaxial connector. Richard C Litman, March 30, 2004: US06712631 (132 worldwide citation)

The internally locking coaxial connector has a conductive insert disposed in an outer body. The insert has a front flange and a lock washer placed between the front flange and an inwardly extending annular flange at the rear of a coupling nut slidable on the outer body. When a male connector is mate ...


3
Kaj Klaue, Jeffrey W Mast: Lock washer for bone plate osteosynthesis. Synthes, Fish & Richardson P C, April 21, 1998: US05741258 (128 worldwide citation)

A lockwasher is provided for attaching a bone screw to a bone plate, thus making up an osteosynthetic system. The washer has a threaded screw hole, a lower section with a surface to be applied to a bone and an upper section shaped to be retained in a plate borehole, the lower section being of less t ...


4
Michael E Mano: Self locking connector. February 16, 1993: US05186501 (111 worldwide citation)

A self-locking connector comprising first and second tubular fittings, the first fitting having an annular intermediate shoulder and a threaded end, and the second fitting having an annular shoulder adjacent one of its ends. A nut is rotatably mounted on the second fitting and threaded to the thread ...


5
Kevin P Wills: Sticky nut fastener. Charles F Meroni Jr, September 24, 1991: US05051049 (63 worldwide citation)

An elongated strip of adhesively attached preassembled lock washer and nut assemblies for attachment to threaded shanks of bolts for joining members together. The strip has a strip face provided with a peelable type adhesive. A series of lock nuts each having a star washer in unitary assembly therew ...


6
Thomas C Patterson: Bicycle shifter boss assembly. Cannondale Corporation, Brumbaugh Graves Donohue & Raymond, August 4, 1987: US04684281 (60 worldwide citation)

A shifter boss mounting assembly includes a member threaded at each end and extending diametrically at least partway through a bicycle frame downtube formed with openings therein, a pair of shifter boss bases with inward surfaces conforming to the downtube outer surface, and a pair of shifter studs ...


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Henry Stehling: Fire hydrant cap and actuating tool therefor. Hydra Shield Manufacturing, Millen White & Zelano, July 23, 1991: US05033501 (44 worldwide citation)

A fire hydrant cap and actuating tool for use therewith provide enhanced security for fire hydrants and increased safety when using the tool. The cap is forged of 8620 carbon steel; is provided with an internal steel lock washer of cadmium plate steel, and includes thereon a forged, external slip ri ...


9
Walter Bell: Tension indicator for fastener means. Star Expansion Industries Corporation, Friedman Goodman & Teitelbaum, May 3, 1977: US04020734 (43 worldwide citation)

A tension indicator for use with fasteners such as a cooperating nut and bolt. The tension indicator comprises a pair of washers for placing on the shank of the bolt between the bolthead or nut and the workpiece that is to be secured by the fastener. Each washer includes a concave central portion ha ...


10
James Peter Amis: Cranial flap fixation device. Medtronic, Shumaker & Sieffert P A, June 29, 2004: US06755834 (42 worldwide citation)

A cranial flap fixation device utilizing a piece design comprising an inner member and an outer member. The inner member includes a head and a shaft and the outer member comprises a nut for securing onto the shaft. A driving tool may be engaged with the inner member for secure engagement with the ou ...