US Patent: 515,070


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US Patent: 515,070

Wrench

Patentee:

Daniel H. Carpenter (exact or similar names) - Orlando, FL

USPTO Classifications:

81/146, 81/92

Tool Categories:

wrenches : wrench adjustment types : quick adjust wrenches

Assignees:

None

Manufacturer:

Daniel H. Carpenter - Norwich, CT

Witnesses:

Patent Dates:
Applied:	Dec. 01, 1893
Granted:	Feb. 20, 1894

Patent Pictures: [ 1 | 2 ]

Daniel H. Carpenter Pat. Febr. 20, 1894

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Description:

The sliding jaw quick-adjust wrench is designed to fit both hex and square nuts as shown in the drawings. With jaw modifications, the design could also work as a pipe wrench. Improvement on Carpenter's February 10, 1891 patent (no. 446,324). Produced as the 5 1/2" long "Cycle Grip" pocket wrench.