Patent · US Expired

Air conditioner and operating method thereof

US5107684A · kind A · utility

13Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 26, 1990
Grant dateApr 28, 1992
Priority date
Expiry dateFeb 26, 2010

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25B2313/02791
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An air conditioner comprising a compressor, a four-way directional control valve, an outdoor heat exchanger, and a plurality of indoor heat exchangers, which are arranged to enable the cooling/heating combined operation. The air conditioner further comprises a first connecting pipe bypassed from a piping line, which is adapted to feed a compressed coolant from the compressor toward the outdoor heat exchanger, for line communication with at least one indoor unit, and a second connecting pipe bypassed from a piping line, which is adapted to feed the compressed refrigerant from the compressor toward at least one indoor heat exchanger, for line communication with the outdoor heat exchanger.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.