US Patent 7908878 Refrigerating apparatus
Patent 7908878 was granted and assigned to Daikin Industries, Ltd. on March, 2011 by the United States Patent and Trademark Office.
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Patent abstract
Refrigerant sent from a heat source side circuit (14) to utilization side circuits (11, 12, 13) is made to be single-phase liquid by using cooling means (36, 45) or a vapor-liquid separator (35). Variable-opening utilization side expansion valves (51, 52, 53) are provided in the utilization side circuits (11, 12, 13) so that an expansion process in a refrigeration cycle is performed also in the circuits.
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Patent Inventor Names
Masakazu Okamoto0
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US Patent 07908878 Refrigerating apparatus US Patent 7908878 Refrigerating apparatus
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Patent Number
079088780
Patent Number
79088780
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Official Website
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Current Assignee
Patent Jurisdiction
Patent Number
079088780
Date of Patent
March 22, 2011
0Patent Application Number
119192250
Date Filed
April 3, 2006
0Official Website
Patent Primary Examiner
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US Patent 07908878 Refrigerating apparatus
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07908878
Date of patent
March 22, 2011
Patent application number
11919225
Date Filed
April 3, 2006
Patent primary examiner
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