Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1974-09-05
1976-03-23
Simpson, Othell M.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
B24B 2100
Patent
active
039451542
ABSTRACT:
Work is fed to a plurality of longitudinally-spaced belt grinders by a twin-screw feed, with synchronized, non-accumulative rotation of the screws being assured by a clutch on the main drive shaft working in conjunction with a locking arm and cam.
REFERENCES:
patent: 449313 (1891-03-01), Dayton
patent: 575870 (1897-01-01), Beers
patent: 2936551 (1960-05-01), Rich et al.
Barnes Carl K.
Barnes John O.
Jack Barnes Engineering, Inc.
Simpson Othell M.
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