Air conditioning device

Details Air conditioning device Air conditioning device

1989-10-04

1991-01-29

Wayner, William E.

Refrigeration

Automatic control

Selective heating or cooling

62278, 623246, F25B 1300

Patent

active

049877470

ABSTRACT:
An air conditioning device comprising: a single outdoor unit including a compressor, a four port valve, an outdoor heat exchanger, an accumulator and the like; a plurality of indoor units connected in parallel to the outdoor unit through a first refrigerant-carrying means and a second refrigerant-carrying means; switching valves for selectively connecting one end of the indoor units to either the first refrigerant-carrying means or the second refrigerant-carrying means; and a third refrigerant-carrying means having one end connected to the other end of the indoor units through first flow controllers, and the other end connected to the first refrigerant-carrying means through a second flow controller.

REFERENCES:
patent: 3343375 (1967-09-01), Quick

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