US Patent: 3,233,521 - Rail Leveling Device


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US Patent: 3,233,521

Rail Leveling Device

Patentee:

Ralph L. Ford (exact or similar names) - Fond Du Lac, Fond Du Lac County, WI

USPTO Classifications:

409/212, 409/238

Tool Categories:

metalworking machines : metalworking machine mechanisms

electrical devices : electronic circuitry and apparatus

Assignees:

Giddings & Lewis Machine Tool Co. - Fond Du Lac, Fond Du Lac County, WI

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Nov. 27, 1963
Granted:	Feb. 08, 1966

Patent Pictures:

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Giddings & Lewis Manufacturing Co.

Description:

Claim:

The present invention relates to machine tools having a vertically movable machine member such as a cross-rail and more specifically to a leveling mechanism for supporting such a machine member.