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Browse by Category: Main > Tools & Hardware
Class Information
Number: 81/466
Name: Tools > Including tool driving by impact delivering component or cooperating anvil > Structurally constrained to arcuate movement > About turning axis of work engaging portion
Description: Tools wherein the work-engaging portion of the tool turns about an axis which is collinear to the central axis of the arc about which the component moves.










Patents under this class:

Patent Number Title Of Patent Date Issued
8371192 Impact driver Feb. 12, 2013
7677143 Impact tool and method Mar. 16, 2010
7604640 Device and system for applying rotary impact Oct. 20, 2009
7263920 Torque impact wrench Sep. 4, 2007
7258048 Manually operated impact wrench Aug. 21, 2007
7255029 Manually operated impact tool Aug. 14, 2007
7194939 Pneumatic wrench having reinforced strength Mar. 27, 2007
7140282 Pneumatic wrench having reinforced strength Nov. 28, 2006
7089833 Air actuated pneumatic impact wrench lug bolt tool Aug. 15, 2006
7044035 Hammer wrench assembly and method of use May. 16, 2006
7036406 Impact wrench having an improved anvil to square driver transition May. 2, 2006
6997087 Manually operated impact tool Feb. 14, 2006
6938526 Impact wrench having an improved anvil to square driver transition Sep. 6, 2005
6918325 Electric wrench for vehicle repairing Jul. 19, 2005
6889778 Rotary tool May. 10, 2005
6889584 Wrench May. 10, 2005
6814159 Impact tool driver Nov. 9, 2004
6748833 Impact wrench Jun. 15, 2004
6679143 Manually operated impact tool Jan. 20, 2004
6672183 Quick release for use with impact wrench Jan. 6, 2004
6647837 Hand tool Nov. 18, 2003
6345559 Ratchet wrench having a labor saving structure Feb. 12, 2002
6149356 Portable pneumatic tool assembled with module units Nov. 21, 2000
5960685 Torque wrench Oct. 5, 1999
5526722 Impact tool for removing bolts Jun. 18, 1996
5503050 Force transferring system for a fastener Apr. 2, 1996
5107727 Container cap remover Apr. 28, 1992
5095784 Impact-spinner wrench Mar. 17, 1992
5050467 Wrench socket retainer Sep. 24, 1991
5012709 Impact screw driver May. 7, 1991
4920837 Tool May. 1, 1990
4864902 Socket wrench slugging device Sep. 12, 1989
4838133 Hydraulic pulse wrench Jun. 13, 1989
4794830 Tool for loosening fasteners Jan. 3, 1989
4794993 Manual torque magnifying impact tool Jan. 3, 1989
4793226 Manual device for driving screws Dec. 27, 1988
4759242 Device in impact wrenches Jul. 26, 1988
4748878 Impact socket wrench or an attachment assembly with hammering effect Jun. 7, 1988
4628776 Rotary impact lug tool Dec. 16, 1986
4563923 Impact tool Jan. 14, 1986
4561331 Wheel rim wrench Dec. 31, 1985
4455899 Impact wrench Jun. 26, 1984
4382476 Manual torque magnifying impact tool May. 10, 1983
4364440 Hand held rotary impact tool Dec. 21, 1982
4243109 Bi-directional rotary impact tool for applying a torque force Jan. 6, 1981
4157120 Rotary impact mechanism having a spring accelerated inertia member Jun. 5, 1979











 
 
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