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8142124 |
Methods and systems for captive fastening
Methods and systems for an integrated captive fastener system is provided. A system includes an integrated nut assembly configured to be tethered to a first structure, the nut assembly including at...
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7955037 |
Fastener assembly
A fastener assembly includes a threaded bolt and a locking nut assembly. The threaded bolt includes at least one longitudinal groove. The locking nut assembly includes a nut adapted to threadingly...
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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...
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7857565 |
Compensator bushing assembly for fasteners with location variability
In an exemplary, non-limiting bushing assembly, a first bushing defines a first opening therethrough. The first opening has a first dimension along a first axis that is sized to receive a fastener...
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7462043 |
Electrical connector element
An aluminum enclosure of an electronic device is used in a corrosion environment. A long-term low impedance ground connection is needed because of security and EMC reasons. While common surface...
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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...
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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...
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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...
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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...
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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)...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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.
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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...
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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...
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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...
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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...
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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...
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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...
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5090855 |
Locking fastener assembly
A locking fastener assembly in which coacting cam surfaces are employed to generate wedging forces in response to backing off movement of the associated nut or washer at the conclusion of the...
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RE33827 |
Locking fastener
A locking fastener in which coacting ramp surfaces are employed to generate wedging forces in response to backing-off movement of the associated nut which urges the nut into tighter engagement with...
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5080545 |
Lock washer assembly having wedge lock action
A lock washer assembly in which two washers are used in back-to-back relation. One face of each washer is serrated to form a series of circumferentially extending cam surfaces; the other face of...
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4704058 |
Fastening device
A vibration resistant fastening device includes a fastener (1) comprising a shank (20) and a drivable head (21), the shank (20) having a first handed thread closer to the head (21) and an opposite...
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4538313 |
Method of forming a joined pair of wedge-action lock washers
A method of forming a joined pair fo wedge-action-type lock washers, wherein each lock washer has a cam surface and an oppositely disposed friction surface, the pair of washers being arranged so...
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3895663 |
Locking device for threaded fasteners
Locking device for threaded fasteners, such as a bolt-and-nut type fastener, comprising two annular washer members each having a toothed face and a cam face, the washers being arranged cam...
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3631910 |
SPRING WASHER
The present invention relates generally to washer devices for operative association with the clamping side of rotary threaded fasteners such as screwheads and nuts, and more particularly to washers...
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3340494 |
Electrical connector device
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3329190 |
Lock washer and lock washer assembly
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3288191 |
Headed fastener with lock
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3285313 |
Double lockwasher construction
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3263727 |
Lock washer arrangement
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2936805 |
Washer retainer
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2779376 |
Fastener having folded, split-ring helical lock washer retained thereon
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