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Class Information
Number: 81/167
Name: Tools > Wrench, screwdriver, or driver therefor > Slidable jaw adjustments > Thread > Nontraveling rotatable nut > Intermediate > Causing outer jaw to slide
Description: The outer jaw is adjusted by the actuation of a nut between jaws and the end of the handle.

Patents under this class:

Patent Number Title Of Patent Date Issued
8495933 Adjustable wrench Jul. 30, 2013
8464615 Safety pipe wrench Jun. 18, 2013
7685911 Monkey wrench Mar. 30, 2010
7059221 Wrench Jun. 13, 2006
7040199 Pipe wrench retrofit May. 9, 2006
6834569 Crescent wrench Dec. 28, 2004
6810775 Pipe pliers with auxiliary pressurizing mechanism Nov. 2, 2004
6792831 Color coded tools Sep. 21, 2004
6748826 Slide switch adjustable wrench Jun. 15, 2004
6393951 Pipe wrench with differentiated tooth size May. 28, 2002
6298754 Wrench for firefighters Oct. 9, 2001
6223632 Adjustable pipe wrench, gear actuated, having two methods of adjustment May. 1, 2001
6101906 Adjustable spanner having releasable engagement securing mechanism Aug. 15, 2000
6000301 Adjustable wrench Dec. 14, 1999
5771761 Spring pivoted, ratcheting lever wrench Jun. 30, 1998
5542319 Adjustable rachet-style self-tightening wrench Aug. 6, 1996
5095783 Plastic wrenching tool Mar. 17, 1992
4916987 Adjustable open end wrench, 15 degree dual head Apr. 17, 1990
4753141 Adjustable wrench Jun. 28, 1988
4253355 Valve box adjusting tool Mar. 3, 1981
4151764 Pipe wrench locking device May. 1, 1979

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