US Patent: 3,075,413 - Automotive Brake Drum Lathe


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US Patent: 3,075,413

Automotive Brake Drum Lathe

Patentees:

Francis P. Healy (exact or similar names) - Springfield, Hampden County, MA

Edward A. Allen (exact or similar names) - Westfield, Hampden County, MA

USPTO Classifications:

451/146, 82/104, 82/112

Tool Categories:

metalworking machines : metal lathes : brake drum lathes

Assignees:

Universal American Corp. - Wilmington, New Castle County, DE

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Dec. 03, 1959
Granted:	Jan. 29, 1963

Patent Pictures:

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Description:

Claim:

It is the general object of the invention to provide a special purpose lathe of the type mentioned which is adapted to facilitate the accurate machining of the shoe engaging surface of a brake drum to a selected diameter and to facilitate the machining of the shoe engaging surfaces of a number of similar brake drums to precisely the same diameter.