Refrigerator
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United States of America Patent
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Jun 25, 2019
Grant Date -
Jan 11, 2018
app pub date -
Jan 21, 2016
filing date -
Jan 23, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
A refrigerator includes a first compressor configured to compress first refrigerant, a first condenser configured to condense the compressed first refrigerant, a first expansion valve configured to reduce a temperature and a pressure of the condensed first refrigerant, a first evaporator configured to evaporate the first refrigerant having passed through the first expansion valve, a second compressor configured to compress second refrigerant, a second condenser configured to condense the compressed second refrigerant, a second expansion valve configured to reduce a temperature and a pressure of the condensed second refrigerant, a second evaporator configured to evaporate the second refrigerant having passed through the second expansion valve, a first heat exchanger arranged after and connected to the first expansion valve, and a second heat exchanger arranged after and connected to the second expansion valve. The first heat exchanger and the second heat exchanger are configured to exchange heat with each other.
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