Z Style speed wrench

Details Z Style speed wrench Z Style speed wrench

1981-03-12

1982-06-15

Jones, Jr., James L.

Tools

Wrench, screwdriver, or driver therefor

Handle or shank

811778, 81 60, B25B 1300

Patent

active

043344453

ABSTRACT:
A wrench which includes an elongated shaft having a device at one end to receive a drive, such as a handle or the like, which drive usually is free to rotate on the elongated shaft, and a device at the other end to receive a socket or similar article. Alternatively, the other end may itself be configured in socket form or other tool, such as a phillips screwdriver head. The elongated shaft includes two swivel points along its length, permitting the tool to take various operating configurations, including straight through, an L form for high torque, and a lazy Z form for high speed.

REFERENCES:
patent: 1431389 (1922-10-01), Frisz
patent: 2182673 (1939-12-01), Magnano
patent: 2524508 (1950-10-01), Barnes
patent: 3824881 (1974-07-01), Wright
patent: 4102375 (1978-07-01), Rossini

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