Capacity control for rotary compressor

Details Capacity control for rotary compressor Capacity control for rotary compressor

1976-02-19

1977-11-29

Vrablik, John J.

Pumps

With condition responsive pumped fluid control

Pressure responsive relief or bypass valve

417310, 418 78, F04B 4902, F01C 2112, F04C 2908

Patent

active

040603431

ABSTRACT:
A rotary fluid compressor of the sliding vane type having a housing containing a closed working chamber and a rotor eccentrically mounted in the chamber. A control member is rotatably mounted in the housing and provided with an elongated arcuate aperture in fluid contact with the working chamber and spanning at least one of the vanes to permit fluid to bypass the vanes and thereby change the compression volume in the chamber.

REFERENCES:
patent: 2683418 (1954-07-01), Smith
patent: 3120814 (1964-02-01), Mueller
patent: 3286635 (1966-11-01), Roeske
patent: 3799707 (1974-03-01), Newton

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