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| Number | Title | Issue Date |
| 8075235 | Clamping part and retention device having a clamping part of this type A retaining device for attachment to a screw contains a hollow base element for receiving a clamping part. The hollow base element has a floor having a hole, and an inner surface of the base element on the floor area of the retaining device is implemented as conical... | 12/13/2011 |
| 8061945 | Quick-acting threaded fastener A threaded fastener includes an outer body defining a cavity and a central axis extending through the cavity, and a plurality of threaded segments positioned substantially within the cavity. The plurality of threaded segments is movable relative to the outer body ge... | 11/22/2011 |
| 7422404 | Facilitated tightening device A facilitated tightening device allowing a bolt to be inserted smoothly by preventing a screw block engaged with the bolt from being inclined or falling down, comprising a base (2) having a bolt-insertion hole (7) partly forming a bolt-receiving face (... | 09/09/2008 |
| 7416375 | Threaded coupling mechanism having quick engaging and disengaging feature A bolt coupling device which has a body with a chamber, an inlet and an outlet. The coupling device includes a coupling mechanism. The coupling mechanism includes a threaded surface along a bolt receiving channel. The coupling device includes a spring member that ur... | 08/26/2008 |
| 7357363 | Expansion bolt An expansion bolt. A first chock has first and second outer ramping surfaces. A second chock has an inner ramping surface complementarily corresponding to the first outer ramping surface. A spring member biases the second chock radially inwardly against the first ou... | 04/15/2008 |
| 7331745 | Nut An outer body of a nut defines an axial port and carries initial guide means. An inner body, movably accepted in the port in the axial direction, is divided into at least two jaws in the axial direction, which carry respectively an internal thread segment on their i... | 02/19/2008 |
| 7198236 | Multi-sectional nut and adjustable length pole incorporating such nut A nut assembly for quick adjustment of axial position relative to a threaded shaft. The nut is formed in two, physically separate sections, each having a surface portion with threads for mating engagement with the shaft. Each nut section is pivotally mounted to a bu... | 04/03/2007 |
| 7179038 | Fastener for application to a threaded stud A fastener includes a sleeve-like clamping element having a cavity extending in the direction of its longitudinal axis which accommodates a threaded stud. At least one clamping region is deformable into the cavity forming at least one clamping ramp inclined toward t... | 02/20/2007 |
| 7101131 | Attachment system An attachment system for securing a rod member in a mounting opening of a constructional component (44; 74; 97) includes a receiving sleeve (5; 37; 64; 73; 93) for receiving the rod member (23; 40), and an actuation member (4; 35; 62; 72; 81;... | 09/05/2006 |
| 7073755 | Fast screw pipe clamp A pipe clamp secures a pipe to a structural member. The pipe clamp includes an inverted U-shaped clamp body having a transverse surface and a pair of spaced-apart legs for attachment to the structural member. A threaded bolt is moveably accommodated through an openi... | 07/11/2006 |
| 7066045 | Assembly comprising a spindle and a moving nut An assembly comprises a spindle and a moving nut disposed on the spindle. The spindle and the moving nut are made of plastics. At least one of the two components spindle and moving nut being resilient such that the moving nut is prevented from getting stuck on the s... | 06/27/2006 |
| 7011281 | Expansion bolt An expansion bolt. A first chock has first and second outer ramping surfaces. A second chock has an inner ramping surface complementarily corresponding to the first outer ramping surface. A spring member biases the second chock radially inwardly against the first ou... | 03/14/2006 |
| 6974291 | Quick coupling nut A quick coupling nut includes a body having a bore therethrough and adjacent side holes. A pair of threaded members are disposed in the bore and moveable in a radial direction of the bore and a cap having a bore therethrough, coaxial with the body bore, includes dep... | 12/13/2005 |
| 6953313 | Self-locking linear adjustment mechanism A self-locking linear adjustment mechanism may be configured in the form of a rod assembly or a cartridge assembly. The self-locking linear adjustment mechanism in the form of a cartridge assembly includes a self-locking linear adjustment mechanism including a locki... | 10/11/2005 |
| 6942440 | Quick-mountable nut A quick-mountable nut, which is capable of at least partially rotation-free axial displacement relative to a threaded bolt (22; 52), includes a nut housing (2; 45), and a springy holding member (4; 49) at least partially located in the nut housi... | 09/13/2005 |
| 6910826 | Breakaway coupling A breakaway coupling for a light pole or the like is disclosed and is utilized on each of the anchor bolts of the foundation for the pole. Each of the couplings comprises a metal coupling nut which has a plurality of radially spaced-apart and vertically disposed sli... | 06/28/2005 |
| 6881015 | Wedge barrel for a mine roof cable bolt A mine roof bolt for use with a cable comprises a barrel having a first end and a second end, the second end having a rounded surface, a bore extending through the barrel between the first end and the second end and including a tapered portion, the bore sized to rec... | 04/19/2005 |
| 6854944 | Quick mounting nut A quick mounting nut (2) movable, at least partially, without being rotated, axially to a threaded bolt (1), with a springing wire clip (4) being located in a nut housing (5) with a continuous coaxial opening (6), with the wire cli... | 02/15/2005 |
| 6729822 | Fastening having inner deformable hollow element and outer sleeve A plastic fastening element is configured to be fastened on a threaded bolt welded to a support member. The fastening element includes a first hollow element portion made of plastic material and having an axial through hole. The through hole has a polygonal cross se... | 05/04/2004 |
| 6712574 | Quick insertion and removal fastener A quick insertion fastener has an internally threaded first member (“nut”) adapted to be quickly attached and tightened on an externally threaded second member (“bolt”). The nut is formed with a casing with an internal frusto-conical front surface, a plurali... | 03/30/2004 |
| 6666639 | Threaded fastening device The present invention provides a threaded fastening device assembly including an outer member having an upwardly extending and circumferentially disposed body with a non-threaded inner and outer surface, at least two inner members, each inner member havin... | 12/23/2003 |
| 6666637 | Segmented ring-nut for gasketed pressure vessel opening An internally threaded, segmented nut and conical bore for a pressure vessel are used to make removal of studs securing covers over openings through the pressure vessel wall. The segmented nut has a conical upper surface to mate with a corresponding surfa... | 12/23/2003 |
| 6632058 | Quick mounting nut A quick mounting nut (2) movable, at least partially, without being rotated, axially to a threaded bolt (1), with a springing wire clip (4) being located in a nut housing (5) with a continuous coaxial opening (6), with the wire clip (4) at least partially... | 10/14/2003 |
| 6406240 | Fast acting nut assembly or coupling A nut assembly (10) for engaging an externally threaded bolt (12). Nut assembly (10) includes a cylindrical casing (16) and a nut (20) secured to cylindrical casing (16) projects a substantial distance from cylindrical casing (16) to permit rotation of nu... | 06/18/2002 |
| 6361260 | Quick locking fastener A threaded fastener for use with bolt comprises a housing having a central bore that includes a bolt insertion aperture and a plurality of cylindrical and frustoconical steps. A plurality of insert segments are placed within the central bore. Each insert ... | 03/26/2002 |
| 6273646 | Method of pre-stressing a tendon A tendon 10 is installed in a hole 34 in a mine hanging wall 36 by making use of a barrel 14 and a wedge arrangement 16. One end of the tendon is anchored in the hole 34 such that the other end protrudes therefrom. The barrel 14 is positioned over the pro... | 08/14/2001 |
| 6250524 | Spare-tire fastening structure A spare-tire fastening structure is for fastening a spare-tire 1 to a support member (bracket 2) in a spare-tire receiving section. The fastening structure comprises a nut member 5 and a bolt member 9. The nut member 5 comprises a plastic housing 10 inclu... | 06/26/2001 |
| 6123364 | Pipe joint A pipe joint provided with a joint main body having a tapered female screw portion on an opening end, and a cylindrical retainer having a male screw portion screwed into the female screw portion and plural small-disc continuous bodies each of which is com... | 09/26/2000 |
| 6062784 | Spreading anchor A spreading anchor including a sleeve (2) having an expansion region (3) provided with longitudinal slots (4), and an axial bore (5) having a conical shape in the expansion region (3) conically tapering toward a rear, with respect to a setting direction (... | 05/16/2000 |
| 6033169 | Axial-on threaded coupling device An improved axial-on threaded coupling device is provided for push-on mounting to a substantially seated position on a male threaded member. The device includes a plurality of threaded coupling segments collectively forming a female threaded bore within a... | 03/07/2000 |
| 6007284 | Nut and connector A nut for slidable application to a bolt has a nut body with a first end, a second end, and a through hole. The nut body has an outer wall formed in the and an inner wall defining the through hole including at least a portion thereof being an inclined wal... | 12/28/1999 |
| 5902085 | Press type nut A press-nut is adapted to engage with the threads of a bolt by pressing the nut onto the bolt to receive the bolt in an insertion hole thereof. The press-nut comprises a plastic nut body, and a plastic tubular cap member adapted to be coupled to the nut b... | 05/11/1999 |
| 5800108 | Apparatus for rapidly engaging and disengaging threaded coupling members A coupling device having a first member provided with threads, a second member having an opening into and out of which the first member is inserted and removed, threaded elements within the second member mounted for movement between a first position where... | 09/01/1998 |
| 5733084 | Method and apparatus for rapidly engaging and disengaging threaded coupling members A coupling device including a first member provided with external threads and a second member having an opening therein into which the first member is inserted. The second member is provided with a plurality of movably mounted internally threaded elements... | 03/31/1998 |
| 5732989 | Lock and tool therefor A lock body through bore receives a steel bolt with an array of annular grooves. A locking mechanism secured in the bore has an annular array of locking jaws normally biased engaged with an inserted bolt groove. A jaw spreader has a conical surface for sp... | 03/31/1998 |
| 5711645 | Connecting clip for toilet seat A connecting clip for a toilet seat, including a nut and an operating member mounted thereon. The nut includes a plurality of semicylinders that are connected to each other, and which have inner peripheral surfaces that together define a female screw port... | 01/27/1998 |
| 5695306 | Fusible member connection apparatus and method A connection apparatus utilizes a structural element made of fusible material supported directly in the connection load path of the device. A carrier mechanism is axially translatably supported in the device and utilizes a connecting member to connect two... | 12/09/1997 |
| 5613816 | Apparatus for rapidly engaging and disengaging threaded coupling members A coupling device including first and second members, threaded elements mounted within one of the elements to move between open and closed position, adjacent portions of the threaded elements being provided with sloping surfaces and pin assemblies associa... | 03/25/1997 |
| 5580200 | Method and apparatus for rapidly engaging and disengaging threaded coupling members A coupling device including a first member provided with external threads and a second member having an opening therein into which the first member is inserted. The second member is provided with a plurality of movably mounted internally threaded elements... | 12/03/1996 |
| 5466106 | Clamp nut A clamp nut 10 comprising a split threaded nut 12 for engaging a threaded spindle (not shown), a coiled spring 16 encircling the split nut 12, means 20 for holding the spring 16 tightly coiled around the split nut 12 and a cap 30, engaging the spring 16, ... | 11/14/1995 |
