Heat pump
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 21, 1981
Grant Date -
N/A
app pub date -
Aug 2, 1979
filing date -
Aug 2, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A heat pump is provided with an outdoor heat exchanger 30 having a main section 30a and a subcooling section 30b, with a circuiting arrangement and distribution and control means including expansion device 48, check valve 54 and lines 52, 56, 58 and 60 connected so that in a cooling mode of operation of the unit the refrigerant flows through the main section and then the subcooling section in series, and in a heating mode of operation the refrigerant flows only through the main section with the subcooling section receiving refrigerant for storage.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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