US Patent: 2,192,437 - Spindle control mechanism


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US Patent: 2,192,437

Spindle control mechanism

Patentees:

Harold J. Siekmann (exact or similar names) - Cincinnati, OH

William F. Groene (exact or similar names) - Cincinnati, OH

USPTO Classifications:

192/142R, 451/398, 82/146

Tool Categories:

metalworking machines : metal lathes

metalworking machines : metalworking machine mechanisms

Assignees:

R. K. LeBlond Machine Tool Co. - Cincinnati, OH

Manufacturer:

R. K. LeBlond Machine Tool Co. - Cincinnati, OH

Witnesses:

Unknown

Patent Dates:
Applied:	May 20, 1938
Granted:	Mar. 05, 1940

Patent Pictures:

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Vintage Machinery entry for R. K. LeBlond Machine Tool Co.

Description:

This patent provides improvements to the lathe braking mechanism of patent 2,148,326. The improvements involve the use of hydraulics to brake and jog the work spindle so that the spindle can be positioned for loading or unloading work pieces.