Class 411/49 - Relative rotation preventing means

Subclass of Class 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
Definition: Subject matter wherein means are provided for preventing
No. of patents: 23
Last issue date: 12/18/2007

Number	Title	Issue Date
7309199	Sprue dowel A sprue dowel has a radially projecting embeddable portion (12) and an attachment portion (21) formed as a hollow cylindrical shaft (24) provided with a plurality of spaced from each other, furrowed retaining projections (26, 27) formed o...	12/18/2007
7220280	Spreader implant for placement between vertebrae An implant for placement between vertebrae, with two sidepieces joined together at one end, each of which can be placed against one of the vertebrae, and with a device for vertical distraction of the sidepieces. In the initial position for the distraction, the outsi...	05/22/2007
7179033	Fastener nut for hydroformed parts A fastener nut for hydroformed parts comprises a nut body for receiving a threaded fastener and a locking ring with depending fingers that is received on the nut body. The nut body is adapted to pierce and then form a collar thereabout in a hydroformed part while th...	02/20/2007
7086896	Expandable standoff connector with slit collar and related method An expanding standoff connector is disclosed including a collar having a slit through a wall of the collar, a tapered interior surface and an exterior surface configured to engage an interior of a mounting opening of the circuit board. A fastener including a threade...	08/08/2006
6969220	Wall anchor for a screw, and assembly constituted by such a wall anchor and a screw A wall anchor (1) has a head shaft (5) and a screw nut shaft (6) on the same longitudinal axis (4), connected to each other by a plurality of approximately longitudinal small bars (7). The bars (7) are plastically flexible i...	11/29/2005
6942439	Expansion dowel bushing with a compressible section The dowel's expansion bushing (2) is placed around a threaded rod (9) inserted in the bushing's (2) expansion core (3), between the strut (8) and the core (3). The bushing (2) includes a section (16) compressib...	09/13/2005
6938856	Empennage assembly and attachment mechanism for a model airplane An empennage assembly for a model aircraft. The empennage assembly includes a fuselage having a bottom portion with an opening and a housing positioned in the opening in the bottom portion of the fuselage. The housing has a first end defining an opening and a second...	09/06/2005
6398473	Plastic connector with radially extending ribs and a reduced diameter portion A plastic connector 1 is provided for connecting an associated support member with an associated plate element. A generally cylindrical elongate neck shaped intermediate zone 5 defines a longitudinal axis and carries on a first end an upper part 2 and on ...	06/04/2002
5816760	Under cutting anchor A spreading anchor (1) including an anchor rod (2) provided at its front end, when viewed in a setting direction, with a head (3, 30) having at least several regions, which taper outwardly in the setting direction, and extending through an axial through-b...	10/06/1998
5651649	High strength torque type blind bolt with anti-rotation In general a torque controlled blind bolt for securing workpieces is shown and which blind bolt has a core pin with a blind side head and a plurality of threads and a nut adapted to be threaded onto the pin threads; the blind bolt which has a main sleeve ...	07/29/1997
5149235	Nut A nut fastener device for a blind hole anchor (FIG. 2) has the nut 14 made frusto-conical with the smallest diameter knurled at 30 and with the largest diameter provided with relieved and back tapered flanks 20. The nut is made integral with a sleeve 10 h...	09/22/1992
5085545	Expansible rivet for securing together overlapped panels An expansible rivet for securing together overlapped panels comprises a female member having a plurality of elastic legs defined by a corresponding number of axially elongate notches and a male member having a body portion having axially elongate fins sli...	02/04/1992
5051038	Barrier plug for dynamic rock stabilizing fixture A device for a bore formed in a geological structure, the bore having an outer circumferential wall. A bolt is inserted into the bore. A sleeve secures a first axial portion of the bolt to a first portion of the circumferential wall. Grout secures a secon...	09/24/1991
4913609	Profiled bolt mounting unit Profiled bolt mounting unit for mounting on a structural member, comprising a blind rivet body having a sleeve and a flange for abutting against the structural member provided for mounting purposes with a mandrel having a setting head and a pull stem whic...	04/03/1990
4854793	Cone expansion wall plug A cone expansion wall plug is provided comprising a threaded rod, an expansible socket, an expansion cone, an intermediate ring and a spacer between the head of the rod and said intermediate ring. During expansion and anchorage of the socket by the cone, ...	08/08/1989
4484848	Expansion dowel assembly An expansion dowel assembly includes an expanding sleeve and a spacer sleeve with a deformable metal sleeve spacer member extending between them. At the outset, the spacer member has a non-circular cross section, however, during the expansion operation, t...	11/27/1984
4483649	Blind hole anchor nut fastener A blind hole anchor nut fastener comprises a tubular sleeve and a screw-threaded nut at the end of the sleeve, so that when a screw-threaded mandrel is screw-engaged with the nut, and is displaced axially in the appropriate direction, the nut can shear fr...	11/20/1984
4421137	Plug assembly for sealing a pressure fluid passage in a manifold or the like A plug assembly comprising a generally cylindrical expansion sleeve having a socket portion which receives a wedging nut. One of the nut and socket portion is tapered such that the sleeve may be radially expanded as the nut enters more deeply into the soc...	12/20/1983
4274324	Hollow wall screw anchor A plastic screw anchor for fastening fixtures and other objects to a hollow wall, the anchor including a four-legged diamond-shaped shank whose front legs are joined together by a front apex living hinge and whose rear legs are joined to the front legs by...	06/23/1981
4274461	Assembly-type tire protector The present invention relates to an assembly-type tire protector comprising a plurality of annular members disposed substantially parallel to the tire surface and a plurality of link members disposed substantially perpendicular to the tire surface, said a...	06/23/1981
4270434	Straddling dowel A dowel construction for anchoring an element in a borehole, comprises, a tubular dowel of a plastic material which is insertable into the borehole and advantageously has means thereon for preventing turning movement thereof relative to the borehole. The ...	06/02/1981
4112813	Expansion anchor assembly including a yielding member In a straddling dowel or expansion anchor assembly a spreader is threaded on one end of a bolt so that by turning the bolt the spreader is pulled into an expansion sleeve for spreading it into anchoring contact with the surface of a borehole. The opposite...	09/12/1978
4019420	Anchoring device for use in masonry and like structures and having protection against deleterious influences A first element is adapted to be received and anchored in a hole of a structure. An expander member is provided for expanding at least a leading end of the first element. A second element has a first portion located in the hole and connected with the expa...	04/26/1977

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Class 411/49 - Relative rotation preventing means