Closed end jaw wrench

Details Closed end jaw wrench Closed end jaw wrench

1985-03-22

1986-06-17

Jones, Jr., James L.

Tools

Wrench, screwdriver, or driver therefor

Pivoted outer jaw

B25B 1328

Patent

active

045949220

ABSTRACT:
A closed end jaw wrench comprising a body member having an upper jaw disposed at one end and a locking member at the other end thereof, a handle member pivotally connected to the body member, a closed end jaw forming a hexagon pivotally connected to the body member, biasing spring disposed between the body and the handle for biasing the handle away from said body, the handle containing a lever end portion which slidably engages a surface of the closed end jaw for separating the upper jaw of the body from the lower jaw of the closed end jaw through the releasing of the handle from the body against the bias of the extension spring, and a retaining spring attached at one end to the body and at the other end of the spring engaging space of the closed end jaw, whereby, when the handle is squeezed, the upper jaw of the body is caused to close toward the lower jaw by the action of the retaining spring.

REFERENCES:
patent: 897665 (1908-09-01), Rugg
patent: 4084456 (1978-04-01), Pasbrig

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