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| Number | Title | Issue Date |
| 4818163 | Anchor bolt assembly including a bolt and an expanding sleeve An anchor bolt assembly includes an axially elongated bolt and an axially elongated expanding sleeve laterally encircling the bolt. The sleeve is axially slotted from its leading end. The bolt includes an axially elongated cylindrically shaped shank with ... | 04/04/1989 |
| 4806053 | Expansion dowel with two different expansion members An expansion dowel assembly includes an axially elongated anchor bolt and a pair of serially arranged expansion elements or shells into which the anchor bolt is drawn. The anchor bolt has axially extending conically shaped expansion members spaced apart i... | 02/21/1989 |
| 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 |
| 4773803 | Expansion dowel assembly with extension on expansion member An expansion dowel assembly is made up of an axially extending dowel body and an expansion member in contacting engagement with the dowel body. The expansion member extends in the axial direction of the dowel body and is formed by a main part and an exten... | 09/27/1988 |
| 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 |
| 4721326 | Suspension joint A suspension bushing joint, rather than clamping the inner sleeve of the bushing directly between spaced walls on a support bracket, clamps the bushing sleeve between one wall of the bracket and an expandable sleeve anchored to the other bracket wall. The... | 01/26/1988 |
| 4720224 | Sleeve anchor A sleeve anchor for use in a pre-drilled hole in concrete, masonry and the like includes a bolt with threaded outer end for receiving an internally threaded pressure member, e.g., a nut. The inner end defines a shank terminating in a head of diameter grea... | 01/19/1988 |
| 4692076 | Expansion dowel with anchored state indicator An expansion dowel includes an axially elongated expansion sleeve, an expansion body and a threaded bolt secured to the expansion body. The expansion sleeve has a leading end arranged to be inserted first into a borehole in a receiving material and a trai... | 09/08/1987 |
| 4678383 | Expansion anchor assembly An expansion anchor assembly for use in a bore with an undercut section adjacent the base of the bore, includes an axially elongated expansion sleeve and an anchor bolt positioned within the sleeve with an expansion cone at one end of the bolt. The expans... | 07/07/1987 |
| 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 |
| 4648767 | Fastening element A fastening element is insertable into a hole of a structure for fastening an object to the structure and has a shaft having a forward smaller cross-sectional thickness portion, an expandable sleeve fitted over the smaller shaft portion, a holding member ... | 03/10/1987 |
| 4636123 | Expansion anchor assembly An expansion anchor assembly includes an expansion sleeve formed at least in part by axially extending extension sections, an expansion body and an anchor rod attached to the expansion body. By pulling the expansion body into the end of the sleeve formed ... | 01/13/1987 |
| 4602902 | Expansion dowel assembly An expansion dowel assembly includes an axially elongated sleeve having a leading end and a trailing end, an axially extending spreading member located within the sleeve adjacent its leading end, and a threaded bolt extending into the trailing end and tow... | 07/29/1986 |
| 4474517 | Fastening device A blind rivet is disposed to be inserted through openings in a pair of structures. The rivet includes a main stem having a pliable sleeve disposed therearound. The rivet includes a head portion on one end and an enlarged portion or bulb on the other. The ... | 10/02/1984 |
| 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 |
| 4314784 | Seafloor attachment bolts A fastener assembly for securing structures to the seafloor including a st of circular cross-section having a frusto-conically shaped head on a leading end for insertion into a prepared borehole and a mandril section at the other end having annular groov... | 02/09/1982 |
| 4100834 | Controlling hardness of anchor bolt expansion sleeves A masonry anchor including a sleeve having one or more protuberances extruded from its sidewall, said sleeve being annealed to a hardness not to exceed a Brinell hardness number of 230 so as to allow said protuberances to deform into a flattened state to ... | 07/18/1978 |
