US Patent: 254,507


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US Patent: 254,507

Wrench

Patentee:

George P. Schneider (exact or similar names) - Cleveland, OH

USPTO Classifications:

81/149, 81/154

Tool Categories:

wrenches : wrench adjustment types : quick adjust wrenches

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Henry Abels

W. Engel

W. E. Donnelly

Patent Dates:
Applied:	Jan. 03, 1882
Granted:	Mar. 07, 1882

Patent Pictures:

George P. Schneider patent March 7, 1882

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Description:

A lever handle with cam action at the pivot compresses a wedge inside the movable jaw against the main shank. The back side of the shank is triangular rather than flat or curved.