US Patent: 424,471 - Wagon Wrench


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US Patent: 424,471

Wagon Wrench

Patentee:

Eldors Eberhardt (exact or similar names) - Denver, CO

USPTO Classifications:

81/132

Tool Categories:

wrenches : axle nut wrenches : axle nut wrench combination tools

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Applied:	Feb. 27, 1889
Granted:	Apr. 01, 1890

Patent Pictures:

Eldors Eberhardt patent April 1, 1890

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Description:

The handle is a doubletree pin. The jaw opening is adjustable. Both jaw segments have rack teeth. The adjustment is set by a stud and wing nut that clamp the jaw segments together.