US Patent: 3,913,277 - Grinding Machine


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US Patent: 3,913,277

Grinding Machine

Patentees:

Robert S. Hahn (exact or similar names) - Northboro, Worcester County, MA

Richard P. Lindsay (exact or similar names) - Marlboro, Middlesex County, MA

USPTO Classifications:

451/21, 451/26, 451/294, 451/295, 451/8

Tool Categories:

metalworking machines : grinding machines

metalworking machines : machine tool controls

Assignees:

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

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Apr. 29, 1974
Granted:	Oct. 21, 1975

Patent Pictures:

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

Description:

Abstract:

This invention relates to a grinding machine making use of a closed-loop control of grinding force. In the control system, data on wheel size and wheel dullness are used to continuously determine grinding rate.