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Class Information
Number: 411/32
Name: Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener > Having separate expander means > Made up of plural expansible segments or sections
Description: Subject matter wherein the anchor or holding devices includes either (a) a single portion or zone, composed of a plurality of separate, expansible members, which portion or zone can have its circumferential extent altered or (b) a plurality of spaced portions or zones each of which can have its circumferential extent altered.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6719509 |
Expansion screw |
Apr. 13, 2004 |
| 6702534 |
Spreader dowel |
Mar. 9, 2004 |
| 6679662 |
Expansible plug |
Jan. 20, 2004 |
| 6676346 |
Metal fastening element |
Jan. 13, 2004 |
| 6641316 |
Adjustable keyboard with adjusting and locking mechanism, and method of its use |
Nov. 4, 2003 |
| 6460688 |
Fixing device for a part that can be inserted between two adjacent supports |
Oct. 8, 2002 |
| 6377445 |
Motherboard mounting assembly |
Apr. 23, 2002 |
| 6293743 |
Expansion anchor and method therefor |
Sep. 25, 2001 |
| 6164884 |
Anchor with spreading elements |
Dec. 26, 2000 |
| 6146055 |
Mine roof bolt anchor |
Nov. 14, 2000 |
| 5997219 |
Tube-formed expansion rock bolt |
Dec. 7, 1999 |
| 5975788 |
Locating apparatus |
Nov. 2, 1999 |
| 5944486 |
Interchangeable fan blade system |
Aug. 31, 1999 |
| 5885031 |
Mine roof bolt anchor |
Mar. 23, 1999 |
| 5813808 |
Expansion screw having overlapping expanding elements |
Sep. 29, 1998 |
| 5754412 |
Circuit board standoff connector |
May. 19, 1998 |
| 5725341 |
Self fusing fastener |
Mar. 10, 1998 |
| 5702215 |
Retractable fixation device |
Dec. 30, 1997 |
| 5702216 |
Expanding wall plug |
Dec. 30, 1997 |
| 5685677 |
Mechanically adjustable wedge assembly |
Nov. 11, 1997 |
| 5593261 |
Fail-safe anchor bolt assembly for cracked masonry |
Jan. 14, 1997 |
| 5431516 |
Expansible plug |
Jul. 11, 1995 |
| 5288189 |
Fixing device for a cavity wall |
Feb. 22, 1994 |
| 5256016 |
Swedge anchoring assembly |
Oct. 26, 1993 |
| 5238343 |
Connecting element |
Aug. 24, 1993 |
| 5183358 |
Expandable fixture pin for machine tools |
Feb. 2, 1993 |
| 5180264 |
Anchor bolt |
Jan. 19, 1993 |
| 5052861 |
Roof bolt with plastic sleeve and mechanical anchor |
Oct. 1, 1991 |
| 4973207 |
Fastening assembly |
Nov. 27, 1990 |
| 4940372 |
Anchoring plug |
Jul. 10, 1990 |
| 4921381 |
Expansion dowel assembly and method of anchoring the assembly |
May. 1, 1990 |
| 4917552 |
Pin drive anchor with locking sleeve |
Apr. 17, 1990 |
| 4834600 |
Fastener assembly |
May. 30, 1989 |
| 4806053 |
Expansion dowel with two different expansion members |
Feb. 21, 1989 |
| 4789285 |
Anchoring plug |
Dec. 6, 1988 |
| 4786225 |
Stand-off fastener |
Nov. 22, 1988 |
| 4784550 |
Two-piece fastener for releasably securing two panels together in spaced-apart fixed relationship |
Nov. 15, 1988 |
| 4772166 |
Dual expansion anchor |
Sep. 20, 1988 |
| 4760868 |
High confidence tube plug |
Aug. 2, 1988 |
| 4726722 |
Fastener for spaced-apart panels |
Feb. 23, 1988 |
| 4708551 |
Expansion dowel assembly |
Nov. 24, 1987 |
| 4690597 |
Positive arrangement for fastening a dowel |
Sep. 1, 1987 |
| 4678383 |
Expansion anchor assembly |
Jul. 7, 1987 |
| 4633627 |
Earth anchors |
Jan. 6, 1987 |
| 4596503 |
Expansion dowel assembly with pivotally displaceable tongues |
Jun. 24, 1986 |
| 4579490 |
Expansion dowel assembly |
Apr. 1, 1986 |
| 4416048 |
Toilet seat mounting arrangement |
Nov. 22, 1983 |
| 4293259 |
Locking toggle bolt |
Oct. 6, 1981 |
| 4238987 |
Expansion dowel for spaced mounting of parts on a support structure |
Dec. 16, 1980 |
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