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Class Information
Number: 81/422
Name: Tools > Tool jaw(s) positioned by relatively movable plural handles (e.g., pliers) > Jaw features > Jaw attachment and/or inserts > Selective
Description: Tools including releasable or yielding fastening means providing for interchange of work-engaging jaw portions.


Sub-classes under this class:

Class Number Class Name Patents
81/423 By detachment 80


Patents under this class:

Patent Number Title Of Patent Date Issued
7536896 Pliers May. 26, 2009
7237426 Rotational crimp die Jul. 3, 2007
6615474 Sink flange assembly installation method and tool Sep. 9, 2003
6250184 Hand tool having a fast replaceable blade Jun. 26, 2001
6213140 Hose clamp tool and method for clamping hoses of multiple size Apr. 10, 2001
5398718 Tap line pliers Mar. 21, 1995
5311798 Spring spreading tool May. 17, 1994
5152497 Squeeze-off clamp Oct. 6, 1992
5113727 Pliers with removable jaw inserts May. 19, 1992
4926685 Adjustable crimping tool May. 22, 1990
4825682 Adjustable crimping tool May. 2, 1989
4790068 Termination tool Dec. 13, 1988
4537099 Tensioning and braking pliers Aug. 27, 1985
3984092 Article gripping adapter for clamps Oct. 5, 1976



 
 
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