Variable-delivery vane-type rotary compressor

Details Variable-delivery vane-type rotary compressor Variable-delivery vane-type rotary compressor

1987-08-05

1989-08-22

Freeh, William L.

Pumps

With condition responsive pumped fluid control

Inlet throttle or stop valve

417310, F04B 4900, F04B 4902

Patent

active

048591548

ABSTRACT:
A variable-delivery vane-type rotary compressor includes means for controlling discharge by-passed from an actuating chamber and an inhalator chamber by changing area of opening provided between a front plate and a cam ring. The means can control discharge by rotation of a disc having at least one by-pass opening. The disc can rotate in accordance with signals produced from at least one sensor.

REFERENCES:
patent: 2899903 (1959-08-01), Rydor
patent: 3451614 (1969-06-01), Tosh
patent: 3515496 (1970-06-01), Eddy
patent: 3799707 (1974-07-01), Newton
patent: 4060343 (1977-11-01), Newton
patent: 4137018 (1979-01-01), Brucken
patent: 4557670 (1985-12-01), Inagaki
patent: 4726740 (1988-02-01), Suzuki et al.
patent: 4778352 (1988-10-01), Nakajima

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