US Patent: 393,903 - Vehicle Wrench


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US Patent: 393,903

Vehicle Wrench

Patentees:

Egbert W. Hemans (exact or similar names) - Aurelius, MI

Eugene C. Thayer (exact or similar names) - Aurelius, MI

USPTO Classifications:

81/76

Tool Categories:

wrenches : axle nut wrenches : axle nut wrenches that lock nut to wheel hub

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Applied:	Feb. 11, 1888
Granted:	Dec. 04, 1888

Patent Pictures:

Egbert W. Hemans and Eugene C. Thayer patent December 4, 1888

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Description:

Squeezing the handles opens the jaws. The jaws clamp on the axle nut; the extensions bind the wrench and axle nut to the inside of the wheel hub so the wheel and nut can be turned as a unit.