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US Patent: 555,716
Wrench
Patentee:
John Traudt, Jr. - Milwaukee, WI

USPTO Classifications:
81/116, 81/176, 81/DIG.7

Tool Categories:
wrenches : spoke nipple wrenches

Assignees:
None

Manufacturer:
Unknown

Witnesses:
Geo. W. Lowry
N. E. Oliphant
B. C. Roloff

Patent Dates:
Applied: Nov. 04, 1895
Granted: Mar. 03, 1896

Patent Pictures: [ 1 | 2 ]
Traudt's Patent -- with John Traudt Jr. patent March 3, 1896
USPTO pdf tiff
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Description:
The patented feature is the nipple grip tightened by a wedge on the movable jaw. The patent includes a "hook" on the side of the movable jaw to keep the nipple grip aligned with the spoke. The patent drawing shows an adjustable wrench with a "side screw" adjustment; all known TRAUDT'S PATENT wrenches are the "turn handle to adjust" type.

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