Remote operated closed-end wrench

Details Remote operated closed-end wrench Remote operated closed-end wrench

2008-10-03

2009-12-08

Shakeri, Hadi (Department: 3727)

Tools

Wrench, screwdriver, or driver therefor

Machine

C081S057130

Reexamination Certificate

active

07628098

ABSTRACT:
A powered wrench is configured to rotate fasteners and includes a drive and a closed-end wrench. The closed-end wrench includes a wrench case, a socket rotatably mounted in the case, and a driveshaft rotatably mounted in the case and attached to the drive. The driveshaft includes a worm gear drivingly connected to a toothed external face of the socket so that rotation of the driveshaft by the pneumatic drive causes rotation of the socket.

REFERENCES:
patent: 858892 (1907-07-01), Moss
patent: 4003275 (1977-01-01), Smith
patent: 4545267 (1985-10-01), Shumway
patent: 5058463 (1991-10-01), Wannop
patent: 5345845 (1994-09-01), Myers
patent: 5630343 (1997-05-01), Begin
patent: 6457386 (2002-10-01), Chiang
patent: 6536310 (2003-03-01), Goldfein
patent: 7089827 (2006-08-01), Wexler
patent: 7181996 (2007-02-01), Chu
patent: 2003/0172780 (2003-09-01), Newell

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