Rotary expansible chamber devices – Working chamber surface expressed mathematically
Patent
1977-03-24
1979-01-09
Vrablik, John J.
Rotary expansible chamber devices
Working chamber surface expressed mathematically
418255, F01C 100, F01C 2110, F04C 100
Patent
active
041336178
ABSTRACT:
An improved vane type pump capable of operating either as a high rate of flow or high pressure pump change of rotation only is disclosed. The construction, arrangement and dimensioning of the operative elements of the improved vane type pump provides an angle of intercommunication between inlet and outlet means during rotation and an automatic liquid seal to assure an uninterrupted flow of liquid being pumped through inlet means for discharge through outlet means.
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patent: 939911 (1909-11-01), Heimann et al.
patent: 1442198 (1923-01-01), Utley
patent: 1649256 (1927-11-01), Roessler
patent: 1728620 (1929-09-01), Lateur
patent: 2876706 (1959-03-01), Baus
Kovac Michael
Roach Thomas
Vrablik John J.
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