Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
March 21, 2017
Patent Application Number
13876570
Date Filed
November 14, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
A refrigerating apparatus includes a high temperature side first cycle; a high temperature side second cycle; a low temperature side cycle in which carbon dioxide is used as a refrigerant; a first cascade condenser and a second cascade condenser, which each exchange heat between a high temperature side refrigerant and a low temperature side refrigerant; and a control unit lowering an evaporation temperature of a high temperature side evaporator in correspondence to the flow of the low temperature side refrigerant.
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