US Patent: 2,197,893 - Lathe headstock


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US Patent: 2,197,893

Lathe headstock

Patentees:

Richard Knight Le Blond (exact or similar names) - Cincinnati, OH

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

USPTO Classifications:

82/143

Tool Categories:

metalworking machines : metal lathes : metal lathe mechanisms

Assignees:

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

Manufacturer:

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

Witnesses:

Unknown

Patent Dates:
Applied:	Jan. 16, 1939
Granted:	Apr. 23, 1940

Patent Pictures:

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

Description:

Further improvements to the engine/toolroom lathe of patent 2,161,545 to avoid gear imperfections leading to chatter marks on the workpiece when making fine finishing cuts. This is achieved by using a belt drive for the spindle during high-speed finish passes.