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US Patent: 12,410
Screw-Wrench
Patentee:
Samuel H. Noble (exact or similar names) - Westfield, MA

USPTO Classifications:
168/24, 81/157, 81/171

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Henry Fuller
Emerson V. Greene

Patent Dates:
Applied: Jan. 30, 1855
Granted: Feb. 20, 1855

Patent Pictures:
Samuel H. Noble Pat. Feb. 20, 1855
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Description:
The patent is a spring and release mechanism to allow the adjustable jaw and adjusting screw of a monkey wrench to slide back toward the handle far enough to enable the wrench to have a ratchet type of action.

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