US Patent: 3,902,278 - Grinding Machine for Generating an Epitrochoidal Surface


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US Patent: 3,902,278

Grinding Machine for Generating an Epitrochoidal Surface

Patentees:

Herbert Rudolph Uhtenwoldt (exact or similar names) - Worcester, Worcester County, MA

Richard Earl Crossman (exact or similar names) - Leominster, Worcester County, MA

USPTO Classifications:

409/142, 409/165, 451/144, 451/221, 451/239, 451/919, 82/1.3

Tool Categories:

metalworking machines : grinders : profile and contour grinders

Assignees:

Cincinnati Milacron-Heald, Corp. - Worcester, Worcester County, MA

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Nov. 18, 1974
Granted:	Sep. 02, 1975

Patent Pictures:

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

Description:

Abstract:

A grinding machine for generating an epitrochoidal surface or the like, including means for generating a true epitrochoid and for providing for the use of a cam while using the generating means for maintaining normalcy and preload of the cam against a cylindrical follower.