Air conditioner

Details Air conditioner Air conditioner

2011-06-07

2011-06-07

Jiang, Chen-Wen (Department: 3784)

Refrigeration

With indicator or tester

Condition sensing

C062S127000, C062S149000

Reexamination Certificate

active

07954333

ABSTRACT:
A refrigerant circuit and an operation control means are provided. A refrigerant circuit is configured by the interconnection of a heat source unit, a plurality of utilization units, and expansion mechanisms. The heat source unit has a compressor and a heat source side heat exchanger. The utilization units have utilization side heat exchangers. The operation control means is capable of performing a refrigerant quantity judging operation to control constituent equipment such that a first state value becomes a first target control value. In addition, during the refrigerant quantity judging operation, the operation control means maintains a cooling capacity of a first utilization unit among the plurality of utilization units, which air conditions a predetermined space.

REFERENCES:
patent: 5214918 (1993-06-01), Oguni et al.
patent: 2002/0033252 (2002-03-01), Sasao et al.
patent: H03-186170 (1991-08-01), None
patent: H06-074621 (1994-03-01), None
patent: 2002-089929 (2002-03-01), None
patent: 2006-023072 (2006-01-01), None
patent: 2006-058007 (2006-03-01), None
patent: 1995-0029693 (1995-11-01), None
patent: WO-2005/121664 (2005-12-01), None
Office Action of corresponding Korean Application No. 10-2008-7027198 dated Oct. 14, 2010.

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