US Patent: 1,540,642


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Wrench

Patentee:

William T. Long (exact or similar names) - Puyallup, WA

USPTO Classifications:

81/147

Tool Categories:

wrenches : wrench adjustment types : quick adjust wrenches

wrenches : pipe wrenches

Assignees:

John F. Reed - Seattle, WA

Manufacturer:

Winner Tool Co. - Puyallup, WA

Witnesses:

Unknown

Patent Dates:
Applied:	Aug. 21, 1923
Granted:	Jun. 02, 1925

Patent Pictures: [ 1 | 2 ]

William T. Long Pat. June 2, 1925

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Description:

The quick-adjust sliding jaw has a substantial curved spring inside the back portion, and a thumb piece to rock the jaw sufficient to release its grip.