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US Patent: 484,218
Wrench
Patentees:
Arthur W. Miles - Livingston, MT
Edward A. Commander - Livingston, MT

USPTO Classifications:
81/97

Tool Categories:
wrenches : pipe wrenches
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
E. H. Bond
L. C. Hills
Peter Seemon
H. J. Miles

Patent Dates:
Applied: May 12, 1892
Granted: Oct. 11, 1892

Patent Pictures:
Arthur W. Miles and Edward A. Commander patent October 11, 1892
USPTO pdf tiff
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Description:
The base of the adjustable jaw has teeth that engage rack teeth on the shank. The adjustment is held by the clamping action of a cam lever. The gripping portion of the movable jaw pivots on the base, and is held out from the shank by a leaf spring.

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