US Patent: 2,441,764 - Column Lubrication for Radial Drills


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US Patent: 2,441,764

Column Lubrication for Radial Drills

Patentee:

William G. Hoelscher (exact or similar names) - Cincinnati, Hamilton County, OH

USPTO Classifications:

184/6.14

Tool Categories:

metalworking machines : metalworking machine mechanisms : metalworking machine lubrication

metalworking machines : drilling and boring : drill presses : radial drill presses

Assignees:

American Tool Works Co. - Cincinnati, Hamilton County, OH

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Nov. 01, 1943
Granted:	May 18, 1948

Patent Pictures:

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

Description:

Claim:

In a radial drill, the combination with a column and a contractable sleeve translatably embracing said column, of an oiling device for lubrieating the interface between the column and the sleeve, comprising a ring surrounding the column and located at an endwise portion of said sleeve,

ment with respect to said sleeve, said means being a floating connection permitting contracting movement of said sleeve independently of said ring.