US Patent: 2,225,950


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Lathe

Patentee:

Frederick C. Blanchard (exact or similar names) - Brookline, MA

USPTO Classifications:

82/117

Tool Categories:

metalworking machines : metal lathes

Assignees:

Rivett Lathe & Grinder, Inc. - Boston, MA

Manufacturer:

Rivett Lathe & Grinder, Inc. - Boston, MA

Witnesses:

Unknown

Patent Dates:
Granted:	Dec. 24, 1940

Patent Pictures:

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Description:

Construction of a belt-driven lathe to permit removal and replacement of belt "without disturbing the headstock, the spindle, or the spindle bearings." The pulley is placed to the left the left-side bearing. The headstock casting includes a chamber at the left end to accommodate the pulley and belt while preventing accidental contact with the belt or pulley.

This patent number was seen on a Model 715 lathe built by Rivett in 1941 under a US Government contract.