US Patent: 1,047,162 - Machine Table Spindle Bearing


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US Patent: 1,047,162

Machine Table Spindle Bearing

Patentee:

Edward P. Bullard, Jr. (exact or similar names) - Bridgeport, Fairfield County, CT

USPTO Classifications:

384/368

Tool Categories:

metalworking machines : metalworking machine mechanisms : metalworking machine bearings

metalworking machines : metal lathes : vertical turret lathes

Assignees:

Bullard Machine Tool Co. - Bridgeport, Fairfield County, CT

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Mar. 12, 1910
Granted:	Dec. 17, 1912

Patent Pictures:

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Bullard Machine Tool Co.

Description:

Claim:

In a self lubricating table and spindle bearing for machine tools, the combination of a base frame having a central opening therethrough, a cap attached over the lower end of the opening, a centrally disposed pipe attached to the cap and projected through the said central opening, a spindle mounted 1n said opening and surrounding the pipe and having a cut away portion on both its inner and outer sides and holes therethrough to form communicating oil pockets between said Spindle and pipe, and va sleeve attached td. the table and extending down into the said pipe.