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US Patent: 529,632
Wrench
Patentee:
William N. Smith - Santa Cruz, CA

USPTO Classifications:
81/145, 81/186

Tool Categories:
wrenches : pipe and nut combination wrenches
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
F. McArdle
J. Fred. Acker
C. M. Lewis
Geraldine Meyrick

Patent Dates:
Applied: Jun. 29, 1894
Granted: Nov. 20, 1894

Patent Pictures: [ 1 | 2 ]
William N. Smith patent November 20, 1894
USPTO pdf tiff
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Description:
Quick adjust combination nut and pipe wrench. The adjustment is held by a spring-loaded toothed slide that meshes with grooves on the side of the shank of the movable jaw.

A summary of the patent appeared in the Sept. 15, 1895 HEATING AND VENTILATION.

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