US Patent: 3,211,060 - Spindle Bearing Preload Assembly


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US Patent: 3,211,060

Spindle Bearing Preload Assembly

Patentee:

Walter l McCann (exact or similar names) - Fond Du Lac, Fond Du Lac County, WI

USPTO Classifications:

409/135, 409/231

Tool Categories:

metalworking machines : metalworking machine mechanisms : metalworking machine bearings

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:	Dec. 11, 1963
Granted:	Oct. 12, 1965

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 generally to machine tools and more particularly concerns mechanism for variably preloading the bearings journalling machine tool spindles.