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| Number | Title | Issue Date |
| 7850410 | Fastener apparatus with self-leveling head Fastener apparatus including a self-adjusting and automatically self-leveling head separate from a threaded shank portion. An embodiment of the apparatus provides a self-leveling head portion defining an annular conical recess and lip portion sized to receive a seal... | 12/14/2010 |
| 7399150 | Connecting element The present invention concerns a fastener arrangement made of a component and a screw element with an area for the application of force for a turning tool, where the component and the screw element, when fastened to each other, are in contact with each other by way ... | 07/15/2008 |
| 7371027 | Fastening tool and fastening bolt In a fastening tool in which fastening members may be inclined as they are threadedly inserted together whereby almost no displacement load is applied to the members, a member having a bolt through hole with a tapered seat surface, and a fastening bolt that includes... | 05/13/2008 |
| 7320555 | Cardan shaft structure with tightness adjustable functions A cardan shaft structure with tightness adjustable functions has a through-hole passing through spheres located at both ends of the cardan shaft body, and a taper socket respectively installed into the opening end of each sphere. A bolt is inserted into both spheres... | 01/22/2008 |
| 7284933 | Square embossed roof and rib plate Disclosed is a mine roof and rib support system generally including a square bearing plate. A through hole is positioned near a center portion of the square bearing plate. A peripheral section at least partially circumscribes the bearing plate. In between the throug... | 10/23/2007 |
| 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 |
| 7178306 | Single ply roofing systems and methods of constructing them A single ply flexible membrane roofing system secured to a roof deck has a first membrane secured to the roof deck by fasteners. The membrane system includes a second membrane with an edge portion overlapping the first membrane edge which can be “factory” weld-b... | 02/20/2007 |
| 7144205 | Insert retention screw and tool body and insert therewith An insert retention screw has a head with a radius that is a sufficient size to fit within a mounting hole of a cutting insert and seat within a seating plane within the mounting hole that is generally perpendicular to the axis of the insert when the screw is at an ... | 12/05/2006 |
| 7104742 | Straight-aligning rail system A system for aligning and fastening two sections of stair hand rail or a fitting to a stair hand rail, comprising a bolt having screw threads at a first end for fastening the bolt to the fitting and having machine threads at a second end for aligning and fastening t... | 09/12/2006 |
| 7101135 | Self-aligning nut plate A nut assembly includes a base plate and a nut. The base plate includes a bearing surface with bore for the passage of a bolt or the like therethrough. The nut includes a bearing surface engaged with the bearing surface of the base plate. The said nut includes a bor... | 09/05/2006 |
| 7056053 | Bolting arrangement including a two-piece washer for minimizing bolt bending A two-piece washer to allow tilting movement of the washer elements. One annular washer element includes a convex annular surface that engages with a concave annular surface of a second annular washer element. When the convex and concave surfaces of the respective w... | 06/06/2006 |
| 7037065 | Flange bolt for turbines An arrangement for cooling or heating of a flange bolt for turbines comprises one or more boreholes, that extend through the bolt, and inlet and outlet pipes that are connected to each end of the borehole. A cooling or heating medium such as air, steam or any other ... | 05/02/2006 |
| 6957931 | Roof bolt bearing plate and method for an underground mine Roof bolt bearing plate and method are disclosed for use in underground mining operations. A dome-shaped roof bolt bearing plate and method support the roof in a mine. The bearing plate is round or elliptical different from conventional commercial roof support devic... | 10/25/2005 |
| 6952902 | Attachment plate An attachment plate for securing a roof membrane to a roof deck comprising a generally planar contact surface, at least one aperture for receiving a fastener for securing the plate to the deck with the membrane therebetween, a first reinforcing rib formed by a conti... | 10/11/2005 |
| 6659702 | Bolting structure for magnesium alloy member The present invention provides a bolting structure for a magnesium alloy member, having a non-magnesium alloy and conventional member 12 disposed on the magnesium alloy member 15, the magnesium alloy member 15 being covered with an insulator 14, and a bol... | 12/09/2003 |
| 6296319 | Fastening arrangement for a vehicle wheel consisting of an interior wheel shell and of an exterior wheel shell A fastening arrangement for a motor vehicle wheel made of a light metal alloy which is formed by an interior wheel shell and an exterior wheel shell which are fastened to a wheel disk chamber by way of wheel bolts which are arranged concentrically with re... | 10/02/2001 |
| 6282857 | Articulating plate assembly for retaining sheets of roofing material on a roof surface An articulating plate assembly for retaining sheets of roofing material on a roof surface includes a plate defining (i) a generally hemispherically-shaped recess in a central portion of a first surface thereof, and (ii) an aperture disposed in the recess ... | 09/04/2001 |
| 6217270 | Bracing rod washer assembly and clamping washer A clamping washer and washer assembly that are used to mount bracing rods or cables to the web of metal building frame columns includes a load distributing washer and a clamping washer that are fastened together on the rod or cable. The washers define mat... | 04/17/2001 |
| 6176663 | Apparatus for reducing fastener bending stress in flanged connections An apparatus for reducing the bending stress imparted to threaded fasteners in flanged connections is disclosed. The apparatus includes a stress reducing washer positioned between the head of the threaded fastener and a counterbore in the backface of the ... | 01/23/2001 |
| 6131346 | Clamping fitting to attach glass panes A clamping fitting to attach glass panes whereby the clamp screw's screw head and screw shank are conceived as individual components, so that the screw head is vertically displaceable in four degrees of freedom with regard to the screw shank's axis and fi... | 10/17/2000 |
| 6036422 | Roller washer bearing and method A linear roller washer bearing in a bolt interface assembly allows relative differential thermal expansion and contraction motion between a component plate and a base plate fastened together by a bolt without inducing large strains and stresses upon the b... | 03/14/2000 |
| 6022178 | Flexure washer bearing and method A linear flexure washer bearing in a bolt interface assembly allows relative differential thermal expansion and contraction motion between a component plate and a base plate fastened together by a bolt without inducing large strains and stresses upon the ... | 02/08/2000 |
| 5918707 | Method and apparatus for correcting brake rotor runout A tape correction plate and method of using the correction plate to correct for lateral runout of a disc brake rotor is described. The tapered correction plate is installed between the hub and brake rotor of an automobile such that the thinnest portion of... | 07/06/1999 |
| 5906466 | Plug washer A plug washer useful for holding a vertical stud support member against a masonry wall using studs embedded in the masonry wall at an oblique angle to horizontal, the plug washer having an expanded washer portion which bears against the steel support on o... | 05/25/1999 |
| 5885034 | Washer for use in mining The washer is of frusto-conical shape as viewed externally and consits of a body (21) and a tapered flange (23) depending therefrom. When the lip (28) of the flange rests on a flat surface and the washer is subjected to a predetermined compressive load (2... | 03/23/1999 |
| 5879102 | Clamp for minimizing interplay between two components A clamp that locks two telescoping components such as a vehicle receiver hitch and a draw bar, for substantially reducing if not eliminating the "banging" or "rattling" between the two components. The clamp includes a standard sized U-bolt, whose throat r... | 03/09/1999 |
| 5807052 | Pre-assembled manifold fastener system and method therefor A pre-assembled workpiece fastenable to a mounting surface of a second workpiece, and in one application a pre-assembled plastic component fastenable to a metal automotive engine component. The pre-assembled workpiece includes an opening extending thereth... | 09/15/1998 |
| 5803693 | Swiveling roofing washer A swiveling roofing washer for use with a roofing fastener has a plate. The plate defines a centrally positioned fastener opening. The plate further has a bottom surface for engagement to a roofing membrane, and an oppositely positioned top surface. The t... | 09/08/1998 |
| 5782595 | Assembly unit comprised of an assembly element and a fastening element An assembly unit includes an assembly element having a wall bounding a through hole thereof; and a counterpart back engagement part protruding radially inwardly from the wall and into the through hole. The assembly unit further includes a fastening elemen... | 07/21/1998 |
| 5769584 | Nut for a spoke A nut for a spoke of a spoked wheel includes an elongated, hollow, internally threaded body having flattened side faces and which progresses to an enlarged head portion along a rounded collar that permits self-alignment of the nut in a spoke hole of a whe... | 06/23/1998 |
| 5697650 | Corrosion-free clip eyelet for spray nozzles An all plastic spray nozzle attachment is provided to avoid corrosion problems, with a self-adjusting fastener system which minimizes or avoids bending stresses on the securement screw that joins the free ends of the two hinged clamp arms that embrace the... | 12/16/1997 |
| 5651588 | Bolt fastening structure for easily fastening bolts A bolt-fastened structure includes a supporting member having a through-hole, and a bolt fitted in the through-hole of the supporting member. The supporting member includes at least one of a first notch provided to partially enlarge an opening edge of the... | 07/29/1997 |
| 5634757 | Fastening device for a tool or workpiece The fastening of two parts (1 and 3) to one another, e.g. of a tool or workpiece, on a holder provides that the two parts (1 and 3) to be fastened together have adjoining fitting areas (4 and 5) when in use and are braced against one another by fastening ... | 06/03/1997 |
| 5613968 | Universal pad fixation device for orthopedic surgery An orthopedic fixation device includes a fixation ring, a universal pad, a threaded fixation element, and a fastening nut. The universal pad contains a circular hole and is provided at one end with a protruding arcuate surface and at another end with a re... | 03/25/1997 |
| 5584628 | Device for connecting parts having holes with different center-to-center distances The device for connecting parts having holes with different center-to-center distances consists of a threaded connecting element, such as a bolt or a nut, and a bush whose internal diameter is greater than the diameter of the bolt shank or of a threaded s... | 12/17/1996 |
| 5545230 | Prosthesis mounting adapter and method An adapter assembly which is particularly advantageous in allowing for adjusting and positioning of prosthetic devices which are attached to a stump or stump socket. The adapter is particularly advantageous for orienting and positioning of a Symes prosthe... | 08/13/1996 |
| 5542777 | Fastener for composite structures A vehicle includes a composite panel 10 with nonparallel face sheets 12,14, and a reinforcing core 16, preferably honeycomb, lying therebetween. A fastener 30 lies in an aperture 22 of the panel, and includes a socket 32 with a flange 40 bearing against f... | 08/06/1996 |
| 5540514 | Mechanical connection between a glazing element and a supporting structure An assembly for mechanically hanging a glazing element to a supporting structure uses an articulated fixing system allowing the plate to tilt about its support point on said system. It includes a cavity defining element engaging the glazing element and a ... | 07/30/1996 |
| 5534032 | Orthopaedic implant assembly An orthopaedic implant assembly I including a securing member or screw 10 and sealing washer 20 assembled thereto. The assembly 1 further includes a base member 30 with a hole 31 therein for receiving the screw 10 and washer 20. The screw 10 includes an e... | 07/09/1996 |
| 5326206 | Method for compensating for bolt hole misalignment and bolt assemblies therefor Method and assembly for producing shear-resistant attachment between a prefabricated top plate having a plurality of preformed bolt passage holes and a support member having a corresponding plurality of bolt-receiving holes which may be slightly out of al... | 07/05/1994 |
