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US Patent: 221,305
Wrench
Patentee:
William A. Heath - Healdsburg, CA

USPTO Classifications:
81/140

Tool Categories:
wrenches : wrench adjustment types : quick adjust wrenches
wrenches : wrench components : wrench jaw components

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Fred. A. Dieterich
Jno. A. Madigan
Henry Fox
Thos. Riley

Patent Dates:
Applied: Jul. 16, 1879
Granted: Nov. 04, 1879

Patent Pictures:
William A. Heath patent November 4, 1879
USPTO pdf tiff
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Description:
A rocking latch with a compression spring in the movable jaw is the adjusting mechanism for this quick-adjusting nut wrench. The patent disclaims any features covered by the J. A. Partridge April 16, 1867 patent (no. 63,935).

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