Class 411/160 - Closed loop having plural variations in the profile of a contact surface or a peripheral edge thereof

Subclass of Class 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
Definition: Device wherein the open-center figure is a closed one of
No. of patents: 38
Last issue date: 01/10/2012

Number	Title	Issue Date
8092129	Bonding washer A bonding washer for making electrical connection between two metal pieces that are to be mechanically fastened together. The washer, to be interposed between the two metal pieces, is constructed so as to fasten to one of the pieces before the two pieces are joined....	01/10/2012
7306418	Deforming member and captive fastener retaining method A fastener is retained within an opening of a workpiece by deforming a portion of an edge of the opening inwardly to prevent removal of the fastener. A deforming member associated with a head of the fastener includes a body having a clamping surface extending radial...	12/11/2007
7243397	Hinge assemble for flat panel display appliance Disclosed is a hinge assembly capable of adjusting a tilting angle of a display in a display appliance. The hinge assembly includes a movable plate fixed to a rear side of the display and having a through-hole, a stationary plate coupled to a stand for the display a...	07/17/2007
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
7192232	Self-locking fastening device A self-locking fastening device which includes a screw or nut for fastening at least one first part to a second part and a shim (10) which is provided with a central borehole (11). The two surfaces of the shim (10) include rib profiles (12,14...	03/20/2007
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
7056074	Connecting element and joint A connecting element is adapted to be placed between two pieces of wood to be joined and includes a body with two opposite main surfaces and with an engaging device which protrude from each main surface. In addition, a joint comprises a connecting device which is ad...	06/06/2006
6918238	Preloadable, externally installable and removable bearing and shaft assembly An externally installable and removable bearing and shaft assembly for supporting an end of a rotatable member for rotation relative to a support member or structure, which when installed, applies an axial preload force against a shaft of the assembly, for reducing ...	07/19/2005
6892832	Breakable washer earth boring bit A drill bit is assembled to the makeup end of a drill string by means of a breakable washer comprising a ring-shaped body having an inner diameter and an outer diameter. A radially extending first surface of the ring-shaped body is planar and substantially perpendic...	05/17/2005
6669419	Probe locking washer A probe locking washer (10) for substantially preventing unwanted loosening of a probe mounted on a receiver unit of an animal training device in which the receiver unit is mounted on an animal collar. The probe locking washer (10) of the present inventio...	12/30/2003
6363679	Fastening device Fastening devices of this invention comprise a screw and a spacer element. The spacer element can be cylindrical in shape and includes a central opening extending between opposite axial surfaces. One or more grooves are disposed within and extend diametri...	04/02/2002
6287063	Securing disk for interposition between two component parts to be connected A securing disk for interposition between two component parts to be connected has a disk member having a first face and a second face. The disk member has positive-locking bodies projecting from the first and second faces. Securing arms are connected to a...	09/11/2001
6241444	Apparatus for sealing a milling liner to a milling shell with improved sealing capacity A forged, integral bolt (20) has a head, a tapered neck (22), a shank, and a plurality of plastically deformable, raised, contact surface portions (31) uniformly positioned adjacent the neck and extending axially and radially of the bolt for spreading a l...	06/05/2001
6082942	Electrical connection terminal assembly and tilt washer An electrical terminal clamping assembly of the character that will simultaneously accommodate and securely grip one or more conductor wires of substantially different diameters. The assembly includes a threaded terminal screw and a uniquely configured ge...	07/04/2000
6059501	Locking ring device Round spring wire (20) FIG. (1) formed into concave tri-elliptic wire (22) FIG. (2-A) and processed to include reversing wave crests (24) FIG. (3-A) having not opposed crest contact (28) FIG. (3-B) requires forming into ring or shape and heat treated as c...	05/09/2000
6024177	Sprinkler head escutcheon locking ring An escutcheon locking ring for an automatic sprinkler head having an externally threaded section with a top portion having an engaging member extending therefrom comprises a ring having a plurality of tabs extending from the inner perimeter, and an outer ...	02/15/2000
5934855	Large-area washer A large-surface plain washer (1) has an opening (5) for inserting a fastener. Engagement elements (1) that increase the engagement with a plate and/r web to be fastened are provided at the surface of the washer (1) that faces in the fastening direction. I...	08/10/1999
5915903	Large-area washer having friction increasing elements on the underside thereof In a large-area washer (1) there is an aperture for the insertion of a fastener and a bead (16) to stiffen the washer (1). To provide better engagement with a plate and/or web to be fastened, there are engagement components (13) on the underside of the wa...	06/29/1999
5827028	Electrical connection terminal assembly and tilt washer An electrical terminal clamping assembly of the character that will simultaneously accommodate and securely grip one or more conductor wires of substantially different diameters. The assembly includes a threaded terminal screw and a uniquely configured ge...	10/27/1998
5802754	Identification plate attachment structure An identification (ID) plate attachment structure is provided. According to this structure, adhesive agent spreads over not only one face of an attachment portion of an ID plate, but also the opposite face thereof owing to the provision of a plurality of ...	09/08/1998
5681136	Lock washer Corrosion, loosening, safety and reusability problems incurred with prior art lock washers are eliminated in a lock washer having a planar washer body (6) formed of a thin sheet of resilient metal. A central aperture (12) is located in the body (6) and is...	10/28/1997
5658108	Electrical connection terminal assembly and tilt washer An electrical terminal clamping assembly of the character that will simultaneously accommodate and securely grip one or more conductor wires of substantially different diameters. The assembly includes a threaded terminal screw and a uniquely configured cl...	08/19/1997
5577860	Attachment device for securing structural components to shaped rails An attachment device including a cover plate (3) and a fastening element (10) is used for securing a structural component (1) to a solid foundation unit (12). The structural component (1) has an opening (2) formed of a round bore with two symmetrically ar...	11/26/1996
5562378	Lock washer Corrosion, loosening and reusability problems incurred with prior art lock washers are eliminated in a lock washer having a planar washer body (10) formed of a thin sheet of resilient metal. A central aperture (18) is locate in the body (10) and is adapte...	10/08/1996
5470183	Electrical connection terminal assembly and tilt washer An electrical terminal clamping assembly of the character that will simultaneously accommodate and securely grip one or more conductor wires of substantially different diameters. The assembly includes a threaded terminal screw and a uniquely configured cl...	11/28/1995
5451116	Tripod plate for turbine flowpath A turbine flowpath assembly includes a plurality of circumferentially spaced apart airfoils disposed within an annular outer casing. Each of the airfoils includes outer and inner integral bands. A plurality of flowpath outer and inner panels are disposed ...	09/19/1995
5378102	Barrel assembly and composite stress plate A composite stress plate for securing insulation to a roof deck with a fastener includes a metal plate having a drawn central cup with a concentric aperture and a plastic insert having a central throughbore for receiving the fastener in a threaded manner....	01/03/1995
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
5350265	Fitting for bolted wood members A reinforcing fitting which widely distributes lateral stresses applied to wood members at the location where the wood is bolted to another member. The connection may be a wood member bolted to concrete, or bolted to steel, or two or more wood members bol...	09/27/1994
5188441	Directional fastener assembly A directional backing plate and threaded nut for securing the traction device relative to a flexible rotatable track. The backing plate and nut define noncircular curvilinear peripheries defined by a major axis and a minor axis, wherein the major axis is ...	02/23/1993
5096350	Cage nut A cage nut for minimizing problems of paint welding comprises a body having a threaded bore, and means for encaging that body, and a separating member located between the body and the necaging means. The separating member may take a variety of shapes, for...	03/17/1992
5069589	Stress plate for roof membrane fastener assembly A disc-shaped stress plate to be utilized with a fastener having an elongated shank integral with a disc-shaped head includes a disc having an upper and lower surface with an indentation in the upper surface and a protrusion on the lower surface. The disc...	12/03/1991
4283091	Shock proof fastener assembly for vehicle wheels and other applications A shock and vibration-proof fastener of general application and particularly suitable to hold dual wheels demountably assembled to a cargo vehicle hub. The fastener is designed to isolate the threads thereof from radial and torsion stresses utilizing a sp...	08/11/1981
4174148	Electrical terminal clamp assembly An electrical clamp assembly of the type for securing electrical conductive elements to an electrical device, such as an electrical terminal, comprises an interconnected clamping plate and screw. Bearing surfaces between the clamping plate and screw head ...	11/13/1979
4103725	Conical spring washer A conical spring washer is constituted by a conical spring washer body, a plurality of spaced lock pawls extending downward from the lower contacting surface of the body, and each of the lock pawls has a gradually sloped face in the tightening direction o...	08/01/1978
4060301	Electrical connector for transmission line insulators An electrically conductive clip is disclosed herein which provides an electrical path between the metal components of transmission line insulators. The clip is a U-shaped, resilient, electrically-conductive member having two arms which form an inner passa...	11/29/1977
3993397	Tilting terminal clamp assembly A tilting terminal clamp assembly wherein the clamping plate associated with the threaded shank is generally circular and is equipped with serrations about the periphery for engagement with the sidewalls of a terminal body pocket, the clamping plate being...	11/23/1976
3967083	Method and apparatus for aligning and affixing portions of circuit breaker apparatus A washer is disposed axially on a bolt between two portions which are to be secured by the bolt. The portions have holes or openings therein, which are larger than the diameter of the bolt for providing a range alignment between the portions and the bolt....	06/29/1976

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Class 411/160 - Closed loop having plural variations in the profile of a contact surface or a peripheral edge thereof