Tool jaw(s) positioned by relatively movable plural handles (e.g., pliers) > Patents

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Class Information
Number: 81/300
Name: Tools > Tool jaw(s) positioned by relatively movable plural handles (e.g., pliers)
Description: Tools including at least two relatively movable work-engaging elements (constituting jaws), at least two relatively movable hand-gripped elements (constituting handles), and joint mechanism interconnecting said jaws and said handles whereby manipulative movement of the handles with respect to each other effects relative movement of the jaws.

Sub-classes under this class:

Class Number	Class Name	Patents
81/385	Adjustable relationship between jaw(s) and/or handle(s)	22
81/302	Antipodal jaw surfaces move apart as handles approach (e.g., outwardly expanding jaws)	113
81/415	Crossed handles	29
81/427.5	Handle	123
81/301	Including hydraulic features	23
81/418	Jaw features	130
81/342	Jaw-actuating means (handle-manipulation conversion)	22
81/427	Resiliently urged	19
81/329	With means (nontoggle) to hold jaws against only retrograde movement	7
81/314	With means for step-by-step jaw movement	14
81/313	With means requiring a completion of travel of jaw movement	46
81/315	With means to immobilize handles against relative angular movement and means to move jaw(s) thereafter	6
81/318	With means to immobilize jaws	26
81/341	With means to vary range limit(s) of jaw movement	11
81/303	With three or more jaws	11

Patents under this class:

Patent Number	Title Of Patent	Date Issued
7581949	Debonding pliers	Sep. 1, 2009
7431723	Device and method for separation of modular orthopaedic elements	Oct. 7, 2008
7399309	Auxiliary forceps for hand-assisted laparoscopic surgery (HALS)	Jul. 15, 2008
7398714	Jar opener	Jul. 15, 2008
7137988	Needle driver	Nov. 21, 2006
7103934	Multipurpose combination pliers	Sep. 12, 2006
7040007	Crimping tool for connecting a modular plug connector	May. 9, 2006
7028591	Multi-function tool with spring biased implement	Apr. 18, 2006
7000448	Compression tool jawarm member	Feb. 21, 2006
6941628	Bead-forming tool	Sep. 13, 2005
6862959	Pair of pliers having identification features	Mar. 8, 2005
6813976	Tethered hand tool	Nov. 9, 2004
6769181	Crimped-ring removal device	Aug. 3, 2004
6487941	Hand tool	Dec. 3, 2002
6341545	Jaw assembly for pivotal handle tool with opposing jaw elements	Jan. 29, 2002
6067700	Prestressed compressor mount installation methods	May. 30, 2000
5893303	Fastener holding pliers with hand-grip offset	Apr. 13, 1999
5833697	Suture needle holding surgical instrument	Nov. 10, 1998
5697114	Folding multi-tool	Dec. 16, 1997
5662665	Suture needle holding surgical instrument	Sep. 2, 1997
5554161	Tick removal tool	Sep. 10, 1996
5368596	Augmented awl for creating channels in human bone tissue	Nov. 29, 1994
5364397	Spinal coupler seater with dual jaws and an independent plunger	Nov. 15, 1994
5233778	Muzzle loading cleaning rod retriever	Aug. 10, 1993
5121624	Pipe ring crimping tool	Jun. 16, 1992
5121662	Second bite pliers and method of use	Jun. 16, 1992
5116347	Tick remover for people and animals	May. 26, 1992
5061269	Surgical rongeur power grip structure and method	Oct. 29, 1991
5022633	One-handed cam action fish tape puller	Jun. 11, 1991
4536958	Twin element, cylindrically disassemblably hinged tool	Aug. 27, 1985
4476750	Latching mechanism	Oct. 16, 1984
4441388	Hand tool linkage	Apr. 10, 1984