Rotary vane pump with pairs of end inlet or outlet ports

Details Rotary vane pump with pairs of end inlet or outlet ports Rotary vane pump with pairs of end inlet or outlet ports

1979-06-05

1981-09-01

Vrablik, John J.

Rotary expansible chamber devices

With plural working fluid inlet or outlet passages

418133, 418153, F04C 2700, F04C 2900

Patent

active

042869331

ABSTRACT:
A rotary fluid pump of the type having a housing body and a pair of recessed end heads assembled to opposite ends of the housing. A pair of resilient sealing plates may be disposed between the side of the housing and the recessed end heads to define a rotor chamber having a rotor with slidable vanes mounted thereon. Fluid inlet and outlet ports adapted to communicate with the rotor chamber are formed either in the sealing plates or in the end heads to provide pairs of inlet and outlet ports.

REFERENCES:
patent: 3194168 (1965-07-01), Rosaen
patent: 3311064 (1967-03-01), Eichele et al.
patent: 3491699 (1970-01-01), Yowell
patent: 3632238 (1972-01-01), Searle

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