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US Patent: 915,443
Adjustable Ratchet Wrench
Patentee:
Thomas A. Jones (exact or similar names) - Kansas City, KS

USPTO Classifications:
81/128, 81/62

Tool Categories:
wrenches : ratchet wrenches
wrenches : wrench components : wrench jaw components

Assignees:
None

Manufacturer:
Unknown

Witnesses:
F. G. Fischer
M. C. Cox
E. E. Seidelman

Patent Dates:
Applied: Aug. 18, 1908
Granted: Mar. 16, 1909

Patent Pictures: [ 1 | 2 | 3 ]
Thomas A. Jones patent March 16, 1909
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Description:
The reversible ratchet head has a pair of jaws with the opening adjustable by a ring with spiral cut "teeth" that mesh with teeth on the underside of the jaw segments. A known example has "JONES UNIVERSAL RATCHET // PATENTED MARCH 16 - 09" forged in the handle faces. The ratchet mechanism in the wrench is different than the ratchet mechanism shown in the drawings.

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