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| Number | Title | Issue Date |
| 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 |
| 6829871 | Wedge anchor for concrete An expansion wedge anchor (80) for insertion in a hole (H) delimited by a wall comprises an expander member (32) and an expansion number (34), the expander member being provided at a leading end of the expander member, the expander member compri... | 12/14/2004 |
| 5846041 | Nonrotating, self-centering anchor assembly for anchoring a bolt in a borehole An expandable anchor assembly is provided for anchoring the threaded end portion of an elongated roof bolt in a borehole. The anchoring assembly includes a hollow outer sleeve in the form of a plurality of symmetrically arranged, longitudinal segmented wa... | 12/08/1998 |
| 5322466 | Detachable connecting device for toy-construction elements A connection device for toy construction sets comprises a cylindrical socket and a bolt-like locking element inserted therein. The socket is inserted into the bores of the construction elements to be connected and is provided at one end with a radially pr... | 06/21/1994 |
| 5261259 | Video cassette security apparatus A locking device for use with a video cassette tape to prevent unauthorized usage in view of its content. The device incorporates a member that is expandable into certain recesses of the cassette when placed into a locking mode and, is not expanded when t... | 11/16/1993 |
| 5249897 | Expanding plug An expanding plug comprises in usual manner an expanding sleeve, an expanding screw and an expanding cone which serves to expand the expanding sleeve and which can be pulled into the expanding sleeve by means of the expanding screw. So as to reduce the ma... | 10/05/1993 |
| 4799841 | Dowel-like apparatus for locating a component on a reference part A dowel-like device is described for locating a component (1) having a through-bore (33) relative to a reference part (2) provided with a bore (34), the through-bore and the bore having the same inside width. In order for the dowel to permit an accurate, ... | 01/24/1989 |
| 4789284 | Self-cutting expansion anchor The present invention relates to expansison anchors for solid wall installation and is specifically concerned with providing a self cutting expansion anchor which can be installed in one continuous motion by utilizing combined cutting blades and wall grip... | 12/06/1988 |
| 4770581 | Expansion anchor A unitary thick walled spacer S supports an anchor rod (15) for engagement in an expansion body (6). The tubular spacer S has a first part P of greater diameter than its remaining part P', with the part P' in slide fit engagement in the expansion sleeve (... | 09/13/1988 |
| 4729606 | Apparatus for mounting a wheel cap A wheel cap mounting apparatus for mounting a wheel cap on a disk wheel includes a retainer to be fixedly mounted on the disk wheel, and a bolt for holding the wheel cap to the retainer. The retainer includes a body portion having a throughhole and a nut ... | 03/08/1988 |
| 4715755 | Securing device for securing in cavities A securing device for securing in cavaties and comprising a number of clamping jaws (11), provided under influence of a changeable tension body (21) to expand against opposite wall portions (13) in said cavity. The clamping jaws (11) have engagement surfa... | 12/29/1987 |
| 4650384 | Expansion anchor An expansion anchor for mounting in a receiving socket in base material to enable an object to be clamped thereto. The anchor comprises a longitudinally split tubular sleeve (1) to which an internally threaded expansion body (6) is retained by means of lu... | 03/17/1987 |
| 4436445 | Stud anchor for securing a hollow non-round extension base A stud anchor is provided for securing to an associated mounting bracket a non-round hollow extension having planar inner wall surfaces which are parallel to a longitudinal axis of the extension. The stud anchor comprises an expandable anchor member havin... | 03/13/1984 |
| 4416048 | Toilet seat mounting arrangement A mounting arrangement for attaching a toilet seat and cover to a toilet bowl is disclosed which facilitates installation without the use of conventional hand tools. The arrangement includes a base having a hinge post for hingedly connecting the seat and ... | 11/22/1983 |
| 4353673 | Wall anchor There is disclosed a wall anchor structure having a hollow body in which spaced ribs extend from a flanged portion at one end to a sleeve in which an axially movable nut element is captured. A bolt extends through the body from the flanged end to threaded... | 10/12/1982 |
| 4284378 | Fastener for panels A fastener for panels, comprising a basal body provided with a flange portion having a circular perforation bored in the central portion thereof for permitting insertion therethrough of a screw and with a pair of legs extended downwardly from the lower su... | 08/18/1981 |
| 4233881 | Wall fastener structure A wall fastener structure which is particularly adapted for use with plasterboard walls can be constructed so as to use an expansion member and an expanding member. The expansion member is preferably a unitary article formed out of a somewhat resilient po... | 11/18/1980 |
| 4162133 | Resin reinforced expansion anchor and method of installation A mine roof bolt and expansion anchor are provided with means preventing relative rotation of the two in a direction tending to withdraw the bolt from the tapered nut of the anchor while allowing relative rotation in the opposite direction, whereby the bo... | 07/24/1979 |
