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An extension member is attachable to a trailer hitch and extends away from the vehicle and is connected to a seating frame supporting a toilet seat.
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| Number | Title | Issue Date |
| 7350420 | Device for measuring pre-stressing force in a bolt-nut connection A device for measuring pre-stressing force in a bolt/nut connection, comprising a screw nut that is provided with a sensor means for sensing the pre-stressing force. The nut (1) is of standard design, and the nut itself constitutes a sensor body in that, in t... | 04/01/2008 |
| 7326017 | Fastening element, washer and fastening means therefrom The present invention relates to a fastening means (10; 110) consisting of a fastening element (11; 111) and a washer (20; 120), the washer (20; 120) being held on the fastening element (11; 111) in a rotatable and captive manner. ... | 02/05/2008 |
| 7302819 | Device for actuating a lock on a vehicle door A device for actuating a lock on a vehicle door has a support mounted on a vehicle door. A lock cylinder mount, or a decoy, is mounted on the support. A screw secures the mount when mounted on the support. The mount has a shoulder engaging a counter shoulder of the ... | 12/04/2007 |
| 7275903 | Light weight fastener for use on interference fits in automation A fastener for installation into an interference fit hole within a structure. The fastener may be installed through automated installation methods. The fastener includes an enlarged protruding head at a proximal end of the fastener. Distal the head is a substantiall... | 10/02/2007 |
| 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 |
| 7225517 | Holding device There is disclosed a holding device for holding two rotary members relative to one another. The device has two holding members and a connecting member to which the holding members may be clamped by respective clamps. One of the holding members may be selectively pos... | 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 |
| 7182325 | Compliant spacer A compliant spacer which, in use, is located between planar surfaces of two machine elements which are, in use, clamped together in an assembly, the spacer having a first generally planar face and a second oppositely facing generally planar face which is generally p... | 02/27/2007 |
| 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 |
| 7114899 | Pop-up fastener A pop-up fastener including a tubular retainer for one-way passage into a socket. A fastening member slidably extends through the retainer. The fastening member has helical threads at its top and a protrusion at its bottom. A compressed spring is positioned atop the... | 10/03/2006 |
| 7025176 | Bolt greaser unit A bolt greaser unit for lubricating the exposed top ends of anchor bolts that secure the base tower of wind generators to the foundation that is formed in the ground. The bolt greaser unit has a vertically oriented tubular housing having a base member secured to its... | 04/11/2006 |
| 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 |
| 6935825 | Wheel nut and fastening element The present invention relates to a wheel nut (10) having a nut body (11) with a widened radial collar (12) and a thrust washer (13) which is held rotatably and captively on the nut body (11) by a locking means (16), and havi... | 08/30/2005 |
| 6729819 | Bolt lubricating device and method A friction reducing device comprises a stretchable thin film of elastomeric material impregnated or dusted with lubricating material. The thin film adheres to an annular member through which a fastener element having external threads can pass. ... | 05/04/2004 |
| 6711001 | Chassis bushing assembly A chassis bushing assembly is provided. The chassis bushing assembly includes an outer disc and an inner disc. The outer disc includes a lip and has first face and a second face. The inner disc includes a shoulder and has a third face and a fourth face. In addition,... | 03/23/2004 |
| 6227784 | Fastener assembly with vibration isolating features A multi-part vibration isolating fastener assembly includes a bolt having a threaded shank and a head about which a sleeve and resilient grommet are disposed. A cup washer is disposed about and captured axially on the grommet to provide a unitized assembl... | 05/08/2001 |
| 6224309 | Structural blind fastener A blind fastener for compressively connecting at least two overlapping workpieces including a threaded core bolt and a pull-up nut at least partially positioned within an aperture of a hollow bolt. The nut includes a larger diameter portion and a smaller ... | 05/01/2001 |
| 6152665 | Direct tension indicating washers A direct tension indicating washer including a body having an internal opening formed therein and at least one arched tab connected to the body. The arched tab has a fixed end integral with the body and a distal end movable with respect to the body. Indic... | 11/28/2000 |
| 5913647 | Fastener tension indicator A mechanical sensor for use with bolts, nuts, eye bolts and other fasteners is provided to sense fastener tension and to mechanically indicate that tension and changes therein by mechanically measuring deformation of the substrate being clamped by the fas... | 06/22/1999 |
| 5890857 | Fastener system including a clamp-force indicating insert There is provided a fastening device which includes a nut having a body. The body has a top face and a bottom face. The body further has an orifice extending therethrough. The system also includes a clamp-force indicating insert for use with the nut. The ... | 04/06/1999 |
| 5879747 | Composite material and process of producing same An electroconductive composite material composed of a three-dimensional continuum of a porous metal with the pores filled with graphite and a resin, having a good heat resistance, wear resistance, strength and thermal conductivity, having a light weight, ... | 03/09/1999 |
| 5861557 | Cable yield indicator for earthquake restrainer cables An annularly configured device for use on each earthquake restrainer cable of a bridge, which device, will deform due to its internal configuration upon the occurrence of an earthquake, if the earthquake stresses the bridge cable with which the device is ... | 01/19/1999 |
| 5827025 | Lug nut disc spring assembly A self-tensioning, disc spring assembly is provided. The assembly has a circular disc spring with an outer diameter and an inner diameter defining a center hole. The disc spring has a height greater at the inner diameter than at the outer diameter. The di... | 10/27/1998 |
| 5667347 | Fastener An improved fastener assembly is disclosed comprising a threaded fastener combined with two disc shaped washer components wherein one disc component is resilient and mounted to relatively rotate with respect to the threaded fastener and other disc compone... | 09/16/1997 |
| 5572920 | Cylinder liner securing apparatus A device for securing a cylinder liner (3) to a respective pumping module (2) in a reciprocating pump has a set of arrangements each with a hydraulically activated piston (8), a rod (11) of which is adapted to receive a nut (12), the retraction of which f... | 11/12/1996 |
| 5415508 | Tensioning system A compression system for joining structural components under tension utilizing a bolt with a shank, an end and a head, one or more flat washers and one or more compression springs. One of the structural components, the bolt end and the nut carry indicia m... | 05/16/1995 |
| 5366328 | Assembly for inserting an attachment coil in concrete An assembly for inserting an attachment coil in concrete with a screw having a releasable spacer and an expandable coil mounted thereon. The spacer initially positions the screw in a hole for location of the coil and has a slot to permit the spacer to pop... | 11/22/1994 |
| 5280967 | Device for indicating the proper installation of fittings The mechanical stress indicator includes two stress indicating rings disposed between engagable fasteners. The stress indicating rings can assume three distinct cooperative positions, corresponding to a less than optimally tight condition of the fastener,... | 01/25/1994 |
| 5199835 | Bolt tension indicator A bolt tension indicator having an annular washer part of concave cross section for fitment beneath the head of a bolt or beneath a nut, the indicator being made of spring steel and having at least one projecting tab element continuous with the annular wa... | 04/06/1993 |
| 5195756 | Live-load device A live-load device for applying a compressive force to packing or gasket material in a valve or pipe conduit junction. The device incorporates spring-washers having resilient blades for imparting a spring force. The spring force is transmitted from each b... | 03/23/1993 |
| 5064311 | Mine roof support structure and method An assembly and methods of installation thereof for supporting and stabilizing a rock structure adjacent a mine tunnel or other underground passageway. The assembly includes an elongated bolt, threaded from both ends for at least a portion of its length. ... | 11/12/1991 |
| 5020949 | Controlled-torque fastener A controlled-torque fastener limits the torque which may be applied to it for the delivery (screwing-in) of the fastener into a threaded bore of a workpiece or the like. The fastener has a threaded shaft and a tool seat which is configured to be engaged b... | 06/04/1991 |
| 4971498 | Cantilevered washer for a fastener A cantilevered washer for a male or female threaded fastener having a conical seat portion including an conically-shaped seat for receiving the threaded fastener in such maner as to load the washer at an angle and relieve hoop-stress on the threaded faste... | 11/20/1990 |
| 4930951 | Torque verification apparatus and method Torque verification apparatus and methods for verifying that an amount of torque applied to the nut of a fastener of the type comprising a threaded nut and a bolt having a threaded body portion and a head portion is equal to or greater than a predetermine... | 06/05/1990 |
| 4720223 | Controlled preload, self-retracting captive fastener assembly The present invention provides a self-retracting, captive fastener assembly which allows the application of a controlled preload not requiring separate measurement during or after application. The assembly includes the use of a hold-out spring (31) which ... | 01/19/1988 |
| 4717299 | Wheel nut assemblies A wheel nut is formed of a nut body and a seating washer, each having a cooperating engagement surface. The washer engagement surface is spheroidal and of non-constant spherical radius of curvature, and the washer additionally includes a flat bearing surf... | 01/05/1988 |
| 4611954 | Apparatus and method for mine installations An apparatus and method for anchoring a bolt in a bore hole in a rock formation is disclosed. A tensioning assembly, which comprises a tensioning plug and expandable sheath, is threadedly engaged to the end of an elongated bolt. A ring is securely affixed... | 09/16/1986 |
| 4607984 | Apparatus and method for mine application An apparatus and method for anchoring a bolt in a rock formation is disclosed, and includes a rebar assembly adapted for use in a bore hole and an elongated bolt threadedly engaged to the end of the rebar. A threadable sleeve is securely affixed in an ori... | 08/26/1986 |
| 4572717 | Tension indicating washer improvements A tension indicating device which includes at least one indicating arm and reference means carried by a stamped generally frustoconical spring washer. A relieved area in the bearing surface of the washer prevents work surface irregularities from producing... | 02/25/1986 |
| 4571133 | Loading washer assembly A loading washer assembly includes an annular first washer provided with spaced apart ears on its outer peripheral edge with each of the ears having a return bent portion at its free end, an annular second washer provided with spaced apart notches on its ... | 02/18/1986 |
