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"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."
Napoleon Bonaparte ; When told of the Robert Fulton steamboat
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| Number | Title | Issue Date |
| 7905695 | Methods and apparatus for locking element The disclosed system, device, and apparatus for a locking element generally includes a force device having a suitable shape to fit around a plurality of coupled elements. This re-usable force device reduces unwanted and unintended rotation of coupled elements. Discl... | 03/15/2011 |
| 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 |
| 7278341 | Structural bolt security apparatus A structural bolt security apparatus includes a security nut forming a threaded central hole for a bolt; the security nut has a groove in an upper surface and/or a side surface. At least one groove is at least partially separated from the threaded central hole by th... | 10/09/2007 |
| 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 |
| 7252471 | Swivel nut A swivel nut comprising a body (10) having a threaded bore (130), the body comprising a ridge (11) which circumferentially extends about an outer surface, the body further comprising a first surface (12) which extends normal to a body bor... | 08/07/2007 |
| 7228935 | Attachment pin for an exhaust-gas muffler The invention relates to an attachment pin (1) for fixing an exhaust-gas muffler (2) in an apparatus part (4) of a portable handheld work apparatus (5) driven by an internal combustion engine. The exhaust-gas muffler (2) includes e... | 06/12/2007 |
| 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 |
| 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 |
| 7128511 | Fastener A fastener has a body and a cage with cam surfaces formed on interengaging components to inhibit relative rotation. In one embodiment a washer is interposed between said surfaces and has oppositely directed faces with cam surfaces formed on them. In a further embodi... | 10/31/2006 |
| 7125213 | Washer, fastener provided with a washer, method of and power tool for fastening objects A washer has a body having an axis and provided with a first bearing face surface located at one axial side and adapted to cooperate with a nut, a second bearing face surface located at an opposite axial side and adapted to cooperate with an object, at least one thi... | 10/24/2006 |
| 7056162 | Anti-loosening device for screw or nut An anti-loosening device for locking the head of a locking screw or nut, in particular for connection of an electrical terminal to a contact lug, wherein the device essentially comprises a plate having at least one catch element rotationally stationary in relation t... | 06/06/2006 |
| 7037060 | Shrinkage compensator for building tiedowns An automatic, self-energized, length extending, take-up unit for general use in wall hold down systems. The take-up unit is generally installed as a separate element, independent of threaded retaining elements of a hold down system. One embodiment includes an intern... | 05/02/2006 |
| 7033120 | Blind fastener and drive nut assembly and method of installation thereof A blind type fastener for securing a plurality of workpieces is provided that has a sleeve, a pin member and a drive nut. The sleeve has a body that is internally threaded along a portion of the sleeve, a head positioned at one end of the sleeve and an internally un... | 04/25/2006 |
| 7005951 | Screw-fixing implement A screw-fixing implement which is low in cost and has a high reliability, a resonator device having the screw-fixing implement and having a characteristic adjusting function, a filter, an oscillator, and a communication device each containing the resonator device, a... | 02/28/2006 |
| 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 |
| 6959627 | Security fastener, system for connection and method therefor A security device and fastener is used in a security system and method. The device has a body portion with a base, an outer surface, a cylindrical cavity and an inner radial flange defining a bolt hole that is coaxial with the cavity. The sidewall of the cavity is s... | 11/01/2005 |
| 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 |
| 6896465 | Mounting element and method of manufacturing the same The present invention concerns a mounting element (2, 10, 50, 1000) comprising a means of fastening (4, 12, 53, 102) such as a nut or bolt and an upper washer (14) and a lower washer (16) constituting a pari of washers, where each washer ... | 05/24/2005 |
| 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 |
| 6758646 | Structure for preventing loosening of threaded fasteners A first washer is disposed on an upper surface of a member to be tightened and its projecting portion is inserted into a clearance formed between a trunk of a bolt and a piercing hole of the member to be tightened. A second washer is disposed on an upper surface of ... | 07/06/2004 |
| 6554552 | Wedge-locking fastener assembly with ring retainer for washer A combination nut and washer is retained in a preassembled position by an annular pilot that extends toward the central hole in the washer to permit the washer to be rotated 360° with respect to the nut. The lower end of the pilot has a groove. A split r... | 04/29/2003 |
| 6554555 | Antenna-mounting nut With the object of obtaining a reliable grounding of the antenna, even if the panel of the vehicle is deformed or the elasticity of the base pad or O-ring weakens, a washer portion 21 is integrally secured to a nut portion 20 via a wave washer 22. This se... | 04/29/2003 |
| 6523866 | Constant tension clamping device for flanged connections A clamp device that is used to maintain a consistent clamping pressure on a flanged connection despite changes in temperature and changes in internal pressure behind the flanged connection. The clamp device contains a rocking bolt assembly that is manuall... | 02/25/2003 |
| 6425719 | Screw-locking assembly for garden shears A screw-locking device which is suitable, in particular, for pruning shears includes a catch disk having a toothed rim with axially directed teeth and a spring collar whose teeth are formed by individual webs which extend freely between an inner ring and ... | 07/30/2002 |
| 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 |
| 6039524 | Self-locking safety wheel nut with locking wrench A wedge lock fastener assembly includes a threaded nut having a peripheral flange, a wedge lock end face, and plural wrench-receiving notches in said flange. An associated washer has a peripheral skirt encircling the nut flange, a wedge lock face, and plu... | 03/21/2000 |
| 6019556 | Locking fastener assembly A locking fastener assembly comprising a fastener having a shaft (12) and a head (14 or 114) and first threads (16) for placing the shaft (12) in tension to clamp a part (18). A threaded washer (20) has second threads (22) for disposition between the head... | 02/01/2000 |
| 5967724 | Fastener assembly A locking fastener in which coacting ramp surfaces are provided on a nut and washer assembly to generate wedging forces in response to backing off movement of the nut which urge the nut into tighter engagement with the associated bolt and the workpiece an... | 10/19/1999 |
| 5919018 | Locking fastener A locking fastener (14) includes a threaded bolt (16) and a nut assembly (26) comprising a torque nut (28) and a lock nut (30). The lock nut (30) is threadably received on the bolt (16) and is shiftable to a locked condition in which the lock nut thread a... | 07/06/1999 |
| 5746558 | Locking apparatus for fastening system A locking apparatus for limiting displacement of a fastener relative to first and second members interconnected thereby is disclosed. The locking apparatus may include a locking member which is insertable within a first bore of the first member. In partic... | 05/05/1998 |
| 5688091 | Self-locking fastener with captive washer This invention relates to a wedge-locking fastener assembly in which a washer is connected to flanged nut by a series of tabs that extend around the outer edge of the flange on a nut.... | 11/18/1997 |
| 5626449 | Wedge-locking fastener assembly with a cammed flange A wedge-type flanged fastener assembly is provided for holding two or more workpieces together without loosening due to vibration or shock forces. The assembly includes a nut and lock washer having mating cam surfaces contoured to achieve a high strength ... | 05/06/1997 |
| 5564875 | Locking fastener A locking fastener (10) comprises a nut (12) having a threaded portion (14) formed about a central axis (16) of the fastener. A head portion (18) of the nut is formed integral to the threaded portion (14), for gripping the fastener during tightening or lo... | 10/15/1996 |
| 5474409 | Fastener assembly A locking fastener in which coacting ramp surfaces are provided on a nut and washer assembly to generate wedging forces in response to backing off movement of the nut which urge the nut into tighter engagement with the associated bolt and the workpiece an... | 12/12/1995 |
| 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 |
| 5205691 | Screw stabilizer A screw stabilizer for selectively adjusting a first element with respect to a second element. The screw stabilizer includes a screw having a first end adapted to be supported on the first element and a second threaded end to be adapted to be threaded to ... | 04/27/1993 |
| 5203656 | Self-centering, self-tightening fastener A self-tightening, self-centering fastener device having a pair of washers having cam surfaces that generate a wedging force. One of the washers has a raised, annular crown for seating in an annular seat in the workpiece.... | 04/20/1993 |
| 5190423 | Locking fastener A locking threaded fastener of the wedge-action type is disclosed with threaded and threadless nut members with wedge elements therebetween for wedging the nut members apart when the threaded nut member is turned in the loosening direction. In a two-piece... | 03/02/1993 |
| 5180268 | Expansion washer An expansion washer structure comprises first and second washer elements having projected ramp members which engage. The ramp members have sloped ramp and level segments adjacent to one another which are disposed to progressively engage as the washer elem... | 01/19/1993 |
