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US Patent: 186,696
Carriage-Jack
Improvement in Carriage-Lifters
Patentee:
Abraham J. Tschantz - Orrville, OH

USPTO Classifications:
254/32, 254/376

Tool Categories:
wrenches : axle nut wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
E. A. Bowie
Edwin Blackburn
Jas. B. Taylor
C. D. Swan

Patent Dates:
Applied: Jan. 09, 1877
Granted: Jan. 30, 1877

Patent Pictures:
Abraham J. Tschantz Pat. January 30, 1877
USPTO pdf tiff
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Description:
The lifter consists of a standard with a rigid cross-arm and attachments. A ratchet wheel at the top of the standard winds up a leather strap attached to a lifting slide on the side of the standard. The ratchet wheel is driven by a crank. The crank is at the top of a strip parallel to the main standard. Towards the lower end of the strip is an adjustable slide containing a crank-type axle nut wrench.

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