Vacuum generating device

Details Vacuum generating device Vacuum generating device

1981-03-17

1983-09-06

Cohan, Alan

Pumps

One fluid pumped by contact or entrainment with another

Jet

137271, F16K 1107

Patent

active

044026510

ABSTRACT:
A device for obtaining a vacuum by jetting compressed air characterized in that compressed air, that is, a vacuum state can be switched by changing the internal member fitting position so as to be in a form in response to the use and the manufacture is very easy.

REFERENCES:
patent: 1842500 (1932-01-01), Beede
patent: 2966168 (1960-12-01), Hunt
patent: 3613715 (1971-10-01), Johnson
patent: 3993165 (1976-11-01), Pottrich

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