Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1989-08-30
1991-03-19
Rose, Robert A.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
51425, 51426, B24C 900
Patent
active
049999567
ABSTRACT:
A shot blast device having at least one upper and at least one lower shot blast wheel disposed at angles to the direction of movement of a workpiece within a shot blast chamber, the upper shot blast wheel propelling shot downward onto the top of the workpiece and the lower shot blast wheel propelling shot upwards onto the bottom of the workpiece, the chamber having an upper deflector wall adapted to be struck by shot from the upper shot blast wheel reflected off the top of the workpiece, such shot being deflected to fall on a diverter plate disposed above the workpiece beneath the upper deflector wall, said diverter plate extending beyond the sides of the workpiece directing shot falling thereupon beyond the sides of the workpiece to a shot collection area at the bottom of the blast chamber.
REFERENCES:
patent: 2037047 (1936-04-01), Rosenberger
patent: 2204588 (1940-06-01), Guite
patent: 3731432 (1973-05-01), Carpenter, Jr.
Nitkin William
Rose Robert A.
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