Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7465138 | Undulating washer or wave-shaped spring with a defined progressive characteristic spring rate An axially acting undulating washer or wave-shaped spring consisting of a closed annular member which comprises a central X-axis and which is periodically wave-shaped across the circumference, wherein a wave line extends so as to monotonically rise or fall between a... | 12/16/2008 |
| 7441980 | Device for joining two components with tolerance compensation A device for joining a first component A and a second component B while leaving a joining gap SP includes a bolt 4 and a compensating coil 2 for compensating tolerances of the joining gap. The compensating coil is adapted to be fixed to the bolt 4 | 10/28/2008 |
| 7320570 | Set screw with NiTi tip A set screw includes a threaded body having a hole defined therein, wherein the hole is situated along an axis of the threaded body. The set screw also includes a super-elastic alloy insert, such as a nickel-titanium alloy (NiTi) insert, partially received and secur... | 01/22/2008 |
| 7303367 | Lock nut system A lock nut system includes a molded nut having a plurality of teeth and a molded keeper having a plurality of keeper teeth engageable with the plurality of teeth to inhibit movement of the keeper relative to the nut when the plurality of teeth engages the plurality ... | 12/04/2007 |
| 7284527 | Tuned vibration absorber A tuned vibration absorber is disclosed that includes a base, a spring mounted to the base, and a mass mounted to the spring. The absorber is particularly, advantageous when mounted to a specific vehicle component via a mounting bolt that is already employed to moun... | 10/23/2007 |
| 7246797 | Method for damping vibrations and a method for mounting the device Device for damping vibrations of a vibration surface (21) of the frequency tuned resonance damping kind consisting of one or several elastic damping elements (1–4) and a vibration body (5) supported by the damping elements which together are t... | 07/24/2007 |
| 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 |
| 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 |
| 7185873 | Bracket mounting structure of propeller shaft In a bracket mounting structure is disclosed for mounting a bracket holding a center bearing of a propeller shaft to a vehicle body member by bolts and nuts. The structure contains a bush collar formed in a cylindrical shape having a flange in an upper end, fitted t... | 03/06/2007 |
| 7155903 | Buffer washer member and vibration and heat insulating board having the same A collar member including a main body part having a bolt hole for inserting a bolt and a flange part projecting horizontally to outside from the upper end of the main body part, a fitting member being a member for fitting with a vibration and heat insulating board m... | 01/02/2007 |
| 7156595 | Load indicating fastener insert A method and apparatus for determining fastener axial loading includes a fastener insert having an arched bottom surface, which deflects correlative to the level of axial loading. A load indicating mechanism determines axial loading by measuring the amount of deflec... | 01/02/2007 |
| 7137767 | Storage media drive isolation apparatus and methods In one embodiment, a fastener includes an integrated isolation member composed of a resilient material, the isolation member being adapted to isolate a storage media drive to which the fastener is to be mounted from a drive cage in which the drive is to be installed... | 11/21/2006 |
| 7134648 | Interlocking disc spring assemblies and adjustable interlocking disc spring assemblies An interlocking disc spring assembly includes a plurality of alternating interlocking first conically-shaped disc springs and second conically-shaped disc springs. The first disc spring includes a first radial inner portion and a first radial outer portion. The firs... | 11/14/2006 |
| 7118413 | Quick assembling electrical connection box apparatus and method A connection box system comprising an anchor configured to be removably secured to a fixture for delivery of a signal to a consuming device. The anchor may have a first engagement mechanism. A connection box may be configured to house lines proceeding from a signal ... | 10/10/2006 |
| 7070377 | Grommet bridge assembly A grommet bridge assembly includes a grommet bridge having at least one grommet-receiving aperture disposed therein and a plurality of grommets. Each of the grommet-receiving apertures is shaped for engaging at least a portion of one of the grommets. The grommet bri... | 07/04/2006 |
| 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 |
| 7005018 | Shape memory parts of 60 Nitinol A process for making Type 60 Nitinol with shape memory effect from hot-worked material, such as hot rolled Type 60 Nitinol sheet or plate, includes heat treatment to a temperature of 600° C.–800° C. and holding the material at that temperature until the temperat... | 02/28/2006 |
| 6997519 | Coated center disk wheel for a motor vehicle A coated center disk wheel produced from sheet metal for a motor vehicle, which has a wheel-center disk (1) provided with a plurality of connecting eyes (3) which are distributed over a hole circle (2) and have in each case a through-hole (4 | 02/14/2006 |
| 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 |
| 6939097 | Ground washer A ground washer is disclosed for attachment by a grounding screw to a grounding terminal. The washer device includes a disc-shaped member which defines an opening for the reception therethrough of the grounding screw. The member has an annular portion having a first... | 09/06/2005 |
| 6939076 | Oil-less rivet system for a reclining chair mechanism An improved rivet system is disclosed. A wall proximity reclining/tilt chair includes the improved rivet system which eliminates the need for oil lubrication and additional bushings. The rivet system is such that installation is simplified and manufacturing inconsis... | 09/06/2005 |
| 6908276 | Internally threaded fastener and stemmed washer assembly An assembly of an internally threaded fastener and a stemmed washer is provided, such as for applications in which a standoff is desired between a washer and a mating externally threaded fastener. The stemmed washer includes a washer portion, a retaining portion and... | 06/21/2005 |
| 6783299 | Latch for detachably attaching and mounting a semiconductor wafer to a support ring A plurality of latches are employed for detachably holding a semiconductor wafer to a ring support during processing. Each latch is rotatably mounted on a post which is secured to the ring so that it can move to engage and disengage the wafer, alternately clamping a... | 08/31/2004 |
| 6749386 | 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 ... | 06/15/2004 |
| 6705813 | Snap disc device A bowed snap-disc includes inner and outer perimeters that provide the disc with operating characteristics not found in comparably sized discs. At certain points along its circumference, the inner perimeter extends farther from the disc's center than certain other p... | 03/16/2004 |
| 6688058 | FASTENER ASSEMBLY SERVING AS A PRODUCT, OR COMBINED WITH OTHER COMPONENTS AS A PRODUCT, ALLOWS AUTOMATIC CONTROLLED MOVEMENTS IN ONE DIRECTION AND PREVENTS MOVEMENTS IN THE OPPOSITE DIRECTION WHEN FORCES ARE APPLIED A fastener assembly 10, in respect to forces which are subsequently applied, after the installation thereof, when forces is applied in one direction, this fastener assembly 10 is self adjusting incrementally, as needed in travel or actuation; yet when a f... | 02/10/2004 |
| 6666640 | Fastener for a heat-radiator on a chip A fastener for a heat-radiator on a chip has a leg with a lower end and an upper end. A cone-shaped foot of which a maximum diameter is larger than that of the leg is formed at the lower end of the leg. A head is formed at an upper end of the leg. Two fle... | 12/23/2003 |
| 6665140 | Conductive lock washer A conductive lock washer for safely dissipating electrostatic charge which builds up on a disk surface without discharge across the head/dish gap. The lock washer, including a series of alternating inner and outer tabs, acts to reduce torque on the spindl... | 12/16/2003 |
| 6663330 | Roll pin compression limiter A compression limiter formed by a roll forming process includes a substantially cylindrical body portion and a plurality of feet. A plurality of notches are stamped along a lower edge of a flat sheet of stock and bent to form the plurality of feet. The fl... | 12/16/2003 |
| 6600632 | Conductive lock washer A conductive lock washer for safely dissipating electrostatic charge which builds up on a disk surface without discharge across the head/dish gap. The lock washer, including a series of alternating inner and outer tabs, acts to reduce torque on the spindl... | 07/29/2003 |
| 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 |
| 6468011 | Precision fastener assembly having a pre-compressed captive spring A fastener assembly includes a threaded fastener having an axial shaft. A spring is disposed coaxially around the shaft and is capable of compression and expansion in the longitudinal direction defined by the shaft. First and second stops are disposed alo... | 10/22/2002 |
| 6464438 | Captive fastener device A captive fastener device is utilized to hold two members together. The device is comprised of a housing which may be securely attached to the first member. Within the housing is a spring which biases a bottom of a first lip of a cup washer. The top of th... | 10/15/2002 |
| 6422796 | Insulation fastener disk A flexible disk for securely holding insulation to an air duct made from a resilient material, and having a convex upper surface and a diameter of from 1.5 inches to 4.0 inches. A washer for receiving a disk fastener is centrally positioned in the disk to... | 07/23/2002 |
| 6368039 | Dual function retainer clip A retainer clip for retaining components on a shaft eliminates the need for a threaded shaft and a hex nut to retain the components on the shaft. The retaining clip includes a main body having a through hole for accommodating the shaft, a plurality of tee... | 04/09/2002 |
| 6368038 | Washer for securing electrical conduction at connections Conductive devices and tools to provide electrical conduction with a generally planar conductor which is covered with an insulation substance such as paint, rust or dust, by scraping a portion of the conductor and removing the insulation substance. A cond... | 04/09/2002 |
| 6361239 | Bolt with expandable bushing for pivot attachment A pivot assembly is provided for pivotally attaching a pivotable seat component to a fixed seat component. The fixed component includes first and second apertures, first and second outer surfaces and first and second inner surfaces adjacent the apertures,... | 03/26/2002 |
| 6352398 | Attachment member for fixing a perforated component to a support The attachment member includes a bore (6) for receiving a fastener (10), a front support surface (3) intended to be placed against the component (20) to be fixed, and an extension (8) for positioning the attachment member and absorbing the shock caused by... | 03/05/2002 |
| 6325740 | Toroidal-type continuously variable transmission The hardness of the outer peripheral surface of a small-diameter portion 47 and one side surface of a collar portion 52, which respectively rub against a belleville spring 39a, is set at HRc45 or higher, thereby enhancing the wear resistance of these surf... | 12/04/2001 |
