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Browse by Category: Main > Tools & Hardware
Class Information
Number: 81/472
Name: Tools > Wrench, screwdriver, or driver therefor > Responsive to torque on work > Relatively movable work contacting components
Description: Wrench or screwdriver in which the work-contacting portion includes two or more components which move relative to each other and release the work from driving contact when the selected torque is exceeded.


Patents under this class:

Patent Number Title Of Patent Date Issued
7562607 Torque-limiting tool Jul. 21, 2009
7347129 Tool operable for connecting a male F-type coaxial cable connector Mar. 25, 2008
7185571 Omnidirectional twisting tool Mar. 6, 2007
7182005 Omnidirectional twisting tool Feb. 27, 2007
7174817 Omnidirectional twisting tool Feb. 13, 2007
7168349 Omnidirectional twisting tool Jan. 30, 2007
7168350 Omnidirectional twisting tool Jan. 30, 2007
7159494 Torque limiting wrench for ultrasonic scaler tip insertion Jan. 9, 2007
6138539 Torque ratchet tool particularly useful with endosseous dental implants Oct. 31, 2000
5507211 Releasable socket Apr. 16, 1996
5390573 Fastening system for torque limited fasteners Feb. 21, 1995
5000065 Jaw assembly for power tongs and like apparatus Mar. 19, 1991
4949602 Wrench Aug. 21, 1990
4773289 Torque wrench device Sep. 27, 1988
4762030 Fastener collar removal tool Aug. 9, 1988
4631992 Screwdriver Dec. 30, 1986



 
 
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