US Patent: 1,155,675 - Socket-Wrench


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US Patent: 1,155,675

Socket-Wrench

Patentee:

Louis Mueller (exact or similar names) - Cincinnati, OH

USPTO Classifications:

81/124.5, 81/177.8, 81/185

Tool Categories:

wrenches : socket wrenches

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Earl W. Griffin

Helen R. Archholz

Patent Dates:
Applied:	Oct. 03, 1913
Granted:	Oct. 05, 1915

Patent Pictures:

USPTO (New site tip)
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Description:

A rotatable barrel holds nested sockets that fit both hex and square nuts. Spring-loaded stop pins hold the adjustment for the selected socket. A spring-loaded rod and cup at the handle end holds the barrel in line with the frame.