Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1980-02-27
1981-12-01
Parker, Roscoe V.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
51273, 511345F, B24B 2300, B24B 5506
Patent
active
043029108
ABSTRACT:
A pneumatically operated grinding apparatus having a dust removal structure. The grinding apparatus has a housing and a movable work plate which is driven by a compressed-air motor. An inlet piping connection is provided for compressed air and is connected in fluid circuit with an inlet opening of the compressed-air motor. A suction piping connection is also provided which is connected to the inside of the housing and to which a suction device can be connected. A discharge-air piping connection is provided which is connected to an outlet of the compressed-air motor and is guided outwardly from the housing.
REFERENCES:
patent: 3843198 (1974-10-01), Reynolds
patent: 3964212 (1976-06-01), Karden
patent: 4102083 (1978-07-01), Stern
patent: 4145848 (1979-03-01), Hutchins
Festo-Maschinenfabrik Gottlieb Stoll
Parker Roscoe V.
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