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US Patent: 520,099
Wrench
Patentee:
Thomas Wheatley - Syracuse, NY

USPTO Classifications:
81/127

Tool Categories:
wrenches : wrench adjustment types : self-adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
C. Schoeneck
M. D. Lewis
Clark H. Norton
E. A. Weisburg

Patent Dates:
Applied: Apr. 17, 1893
Granted: May 22, 1894

Patent Pictures:
Thomas Wheatley patent May 22, 1894
USPTO pdf tiff
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Description:
Self-adjusting wrench with a gear sector on the handle that engages rack teeth on the movable jaw. The connecting frame includes a friction-reducing roller at the bearing point for the movable jaw.

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