Air conditioning apparatus

Refrigeration – Automatic control – Preventing – removing or handling atmospheric condensate

Patent

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Details

62155, 622284, 62278, F25D 2106

Patent

active

047095547

ABSTRACT:
An air conditioning apparatus comprises a refrigerant circuit in which a compressor, a four-way valve, a room side heat exchanger, a pressure-reducing device and an outdoor side heat exchanger are connected in this order, wherein there is provided with a refrigerant temperature detector provided at a pipe line near the outdoor side heat exchanger, a room temperature detector for detecting temperature of a room and a controlling device which is electrically connected to the refrigerant temperature detector and the room temperature detector, said controlling device controlling operations for room-warming and defrosting based on inputs from the detectors.

REFERENCES:
patent: 4406133 (1983-09-01), Saunders et al.

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