US Patent: 2,227,396 - Automobile jack


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US Patent: 2,227,396

Automobile jack

Patentee:

Millard B. Lucker (exact or similar names) - St. Joseph, MI

USPTO Classifications:

254/106

Tool Categories:

material handling : jacks : vehicle jacks : automobile and truck jacks

Assignees:

Auto Specialties Mfg. Co. - St. Joseph, MI

Manufacturer:

Auto Specialties Mfg. Co. - St. Joseph, MI

Witnesses:

Unknown

Patent Dates:
Applied:	Jan. 10, 1938
Granted:	Dec. 31, 1940

Patent Pictures:

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Description:

This is yet another "friction collar" type of jack, although the specification does not use those words. The innovation is to provide a mechanism that can be assembled inside the housing through the handle-hole rather than requiring additional holes which would compromise strength.