Refrigeration cycle apparatus

Details Refrigeration cycle apparatus Refrigeration cycle apparatus

1987-07-30

1988-08-23

Wayner, William E.

Refrigeration

Automatic control

Trapping and discharging refrigerant batches

623244, F25B 4100

Patent

active

047651490

ABSTRACT:
A refrigeration cycle apparatus comprises first and second compressors, a four-way valve, an outdoor heat exchanger, first and second expansion means, at least one indoor heat exchanger, an accumulator, a refrigerant circuit connecting these element in order, a reservoir connected to the accumulator through an overflow pipe and a refrigerant supplying pipe with a first solenoid valve and a feeding pipe with a second solenoid valve for connecting the inlet side of the expansion means to the reservoir, wherein the first and second solenoid valves are opened and closed depending on operational conditions in a refrigeration cycle.

REFERENCES:
patent: 2715317 (1955-08-01), Rhodes
patent: 3315484 (1967-04-01), Ross
patent: 3353367 (1967-11-01), Garland et al.

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