Open-ended ratchet wrench

Details Open-ended ratchet wrench Open-ended ratchet wrench

1985-08-02

1986-12-30

Schmidt, Frederick R.

Tools

Wrench, screwdriver, or driver therefor

Handle clutched to head

81 582, B25B 1346

Patent

active

046319905

ABSTRACT:
An open-ended ratchet wrench characterized by arcuate fixed and pivoting jaw segments which receive round socket inserts of various design for achieving various drive functions. Typical inserts are box-end, socket drive and open-end inserts and the ratcheting function is adjusted for clockwise and counterclockwise operation by rotating the handle to manipulate a pair of pawls located in the fixed jaw segment. Removal and insertion of the inserts is achieved by manipulating a slide provided in cooperation with the handle to pivot the pivoting jaw segment with respect to the fixed jaw segment.

REFERENCES:
patent: 1547093 (1925-07-01), Burch
patent: 2758493 (1956-08-01), Goldwater
patent: 4254675 (1981-03-01), Marlow et al.

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