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US Patent: 1,597,939
Conecting Rod Bearing Wrench
Patentee:
Frank Wermes (exact or similar names) - Aurora, IL

USPTO Classifications:
81/177.7

Tool Categories:
wrenches : automotive specialty wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Jun. 25, 1923
Granted: Aug. 31, 1926

Patent Pictures:
Frank Wermes patent Aug. 31, 1926
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Description:
The handle has two "flats" at the pivot connection to the socket, corresponding to two positions accessible to the "Ford 4th" connection rod cap screws.

Alloy Artifacts notes this wrench was listed in a 1924 Beckley-Ralston catalog, produced by HINSDALE.

Clarence E. Mehlhope - patent attorney

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