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US Patent: 1,050,583
Ratchet Wrench
Patentee:
William A. Whitney - Rockford, Winnebago County, IL

USPTO Classifications:
81/177.2, 81/177.85, 81/59.1

Tool Categories:
wrenches : ratchet wrenches

Assignees:
Whitney Metal Tool Co. - Rockford, Winnebago County, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 17, 1912
Granted: Jan. 14, 1913

Patent Pictures:
William A. Whitney patent Jan. 14, 1913
USPTO pdf tiff
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"Vintage Machinery" entry for Roper-Whitney Co.
Description:
Reversible ratchet using a spring-loaded ball in a conical enclosure as the "pawl." The handle can be rotated a half-turn to control the direction of the ratchet action.

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