Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 8, 2007
Patent Application Number
11103221
Date Filed
April 12, 2005
Patent Citations Received
0
Patent Primary Examiner
Patent abstract
The present invention provides an air-condition heat pump capable of defrosting and air-conditioning at same time. The present invention utilizes at least two evaporators, which harvest the energy from one working evaporator to provide energy for defrost operation of another evaporator, thus the air-condition heat pump can defrost without additional energy. Under low temperature working condition, the present invention utilizes a suction pressure boost to increase efficiency.
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