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US Patent: 445,431
Buggy Wrench
Patentee:
Emanuel Nighswander - Welsh Run, PA

USPTO Classifications:
81/169, 81/176.3

Tool Categories:
wrenches : axle nut wrenches

Assignees:
None

Manufacturer:
Emanuel Nighswander - Welsh Run, PA

Witnesses:
F. L. Ourand
Bennett S. Jones
Louis Bagger

Patent Dates:
Applied: Apr. 07, 1890
Granted: Jan. 27, 1891

Patent Pictures:
Emanuel Nighswander patent January 27, 1891
USPTO pdf tiff
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Description:
A wing-nut adjusts the movable jaw; a compression spring give resilience to the adjustment, and helps hold the axle nut while the wheel hub is lubricated.. The tool includes a "crank handle" for rapid removal and replacement of the axle nut.

The specifications note & disclaim any features covered by patent no. 265,704.

Ken Cope's "American Wrench Makers, 1830-1930" lists the wrench as made by Nighswander.

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