Automatically controlled socket wrench

Details Automatically controlled socket wrench Automatically controlled socket wrench

1988-06-28

1990-02-06

Schmidt, Frederick R.

Tools

Wrench, screwdriver, or driver therefor

Machine

81 63, 81163, B25B 1300

Patent

active

048980528

ABSTRACT:
An automatically controlled socket wrench which comprises a body having handle, a rotating gear member including a pair of jaws which containing a screwing aperture disposed in a supporter extended therefrom and a worm gear member, a controlling wire rope connected to the worm gear member and a button, a stopper for stopping the rotating gear, and a cover for covering the rotating gear assembled with the controlling wire rope and stopper therein whereby when the button is operated, the jaws are caused to open, and after the socket wrench is manipulated around an object, by returning the button and suspending the stopper, the jaws of the socket wrench are automatically and strongly closed around the object.

REFERENCES:
patent: 2292391 (1942-08-01), Merriman et al.
patent: 3901107 (1975-08-01), Halls
patent: 4112792 (1978-09-01), Guimarin
patent: 4277991 (1981-07-01), Stubenruch
patent: 4813309 (1989-03-01), Kang

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