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Class Information
Number: 81/471
Name: Tools > Wrench, screwdriver, or driver therefor > Responsive to torque on work > Permanently deformable component
Description: Wrench or screwdriver having at least one force-transmitting component constructed from material which is permanently deformed if the work has more than the selected amount of torque applied thereto.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7562607 |
Torque-limiting tool |
Jul. 21, 2009 |
| 7299725 |
Torque fastening devices and apparatuses |
Nov. 27, 2007 |
| 7243580 |
Torque limiting driver with easily disassembled components for sterilization |
Jul. 17, 2007 |
| 7188556 |
Rotatable hand tool with a torque controller and method |
Mar. 13, 2007 |
| 7144252 |
Dental tool with shear pin handle |
Dec. 5, 2006 |
| 6698261 |
Locking cap system |
Mar. 2, 2004 |
| 6487882 |
Locking cap system |
Dec. 3, 2002 |
| 6332383 |
Fastening torque control tool in fastening device |
Dec. 25, 2001 |
| 6186785 |
Torque indicator ratchet wrench for dentistry |
Feb. 13, 2001 |
| 6138539 |
Torque ratchet tool particularly useful with endosseous dental implants |
Oct. 31, 2000 |
| 6112418 |
Precision shears with breakaway handle |
Sep. 5, 2000 |
| 6007336 |
Dental prosthesis support device and method of using same |
Dec. 28, 1999 |
| 5868047 |
Insert bit for use with a powered screwdriver |
Feb. 9, 1999 |
| 5411523 |
Suture anchor and driver combination |
May. 2, 1995 |
| 5368480 |
Dental implant wrench |
Nov. 29, 1994 |
| 5347894 |
Torque limiting device |
Sep. 20, 1994 |
| 5299474 |
Tamper resistant device for the application of preselected torque to screws and the like |
Apr. 5, 1994 |
| 5295831 |
Disposable torque wrench for dental components |
Mar. 22, 1994 |
| 5176050 |
Toll for the application of predetermined torque to bolts, nuts and the like |
Jan. 5, 1993 |
| 5158458 |
System for driving and tightening components in a prosthodontic restoration |
Oct. 27, 1992 |
| 4833951 |
Tool for mounting a socket |
May. 30, 1989 |
| 4703677 |
Variable length socket extension and screwdriver |
Nov. 3, 1987 |
| 4682520 |
Mechanically lockable fastener assembly |
Jul. 28, 1987 |
| 4649727 |
Rotary driver and swaging tool |
Mar. 17, 1987 |
| 4549269 |
Methods and apparatus for making prevailing torque nuts |
Oct. 22, 1985 |
| 4520566 |
Shear pin hilt for knife |
Jun. 4, 1985 |
| 4458420 |
Shear pin hilt for knife |
Jul. 10, 1984 |
| 4420281 |
Fail-safe mechanism |
Dec. 13, 1983 |
| 4215600 |
Torque limiter for use with off-the-shelf fastening elements |
Aug. 5, 1980 |
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