Automatically controlled socket wrench

Details Automatically controlled socket wrench Automatically controlled socket wrench

1987-11-25

1989-03-21

Schmidt, Frederick R.

Tools

Wrench, screwdriver, or driver therefor

Machine

81 63, 81163, B25B 1300

Patent

active

048133094

ABSTRACT:
An automatic controlling socket wrench comprises a body having a handle, a rotating gear member including a pair of jaws which containing a plurality of racks and a worm gear, a controlling wire rope connected to the worm gear 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. When the button moves forward, the jaws are caused to open, and after the socket wrench is manipulated around an object, by moving to return the button and suspending the stopper, the jaws of the socket wrench are automatically and strongly closed around the object.

REFERENCES:
patent: 1794614 (1931-03-01), Hochman
patent: 2112565 (1938-03-01), Hare
patent: 2292391 (1942-08-01), Merriman et al.
patent: 4112792 (1978-09-01), Guimann

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