Tools – Wrench – screwdriver – or driver therefor – Plural pivoted jaws and handle-lever
Patent
1978-08-28
1980-07-01
Smith, James G.
Tools
Wrench, screwdriver, or driver therefor
Plural pivoted jaws and handle-lever
B25B 1348
Patent
active
042100372
ABSTRACT:
A Spanner Wrench includes a handle, a support bar connected to the handle, the bar having holes drilled through it at the respective ends of the bar, and an eccentrically mounted drive pin carrier, the drive pin carrier including a base plate, having a rod mounted on one face thereof near the edge of the plate and having a drive pin mounted on a second face thereof at a position diametrically opposite to the mounting rod position. The mounting rod having a portion opposite to the end mounted on the base plate threaded to accept a nut which when tightened holds the base plate firmly against the bar. The range of adjustment of a Spanner Wrench according to the present invention is approximately four times the length or diameter of the base plate.
REFERENCES:
patent: 1882462 (1932-10-01), Weber
patent: 2803981 (1957-08-01), Stoecker
patent: 3731560 (1973-05-01), Bares
Clark George E.
Smith James G.
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