Cooling machine and an optimalized thermostatic expansion valve therefor
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United States of America Patent
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Sep 22, 1992
Grant Date -
N/A
app pub date -
Mar 28, 1991
filing date -
Mar 29, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a cooling machine having a cooling cycle in which coolant circulates, which cooling cycle comprises: 1) an evaporator: 2) a compressor; 3) a condenser; 4) a thermostatic expansion valve whereof a bulb is connected to a coolant outlet of the evaporator; and integrating control circuit for the thermostatic expansion valve, comprising: a liquid-sensitive sensor placed in the cooling cycle for direct contact with coolant and connected via a voltage source to a heating element with which the bulb can be heated, and to a thermostatic expansion valve therefor.
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