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3444699
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Information
Patent Grant
3444699
References
Source
Patent Number
3,444,699
Date Filed
Not available
Date Issued
Tuesday, May 20, 1969
55 years ago
CPC
F25B41/062 - Expansion valves
F25B13/00 - Compression machines, plant or systems with reversible cycle
F25B40/00 - Subcoolers, desuperheaters or superheaters
F25B2313/0272 - using bridge circuits of one-way valves
F25B2313/02741 - using one four-way valve
F25B2341/0651 - actuated by electric heating means
F25B2400/051 - between the accumulator and another part of the cycle
Y02B30/72 - Electric or electronic refrigerant flow control
US Classifications
062 - Refrigeration
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