Compact ice making machine with cool vapor defrost
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United States of America Patent
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-
Mar 16, 2004
Grant Date -
Jun 27, 2002
app pub date -
Jul 19, 2001
filing date -
Oct 6, 1998
priority date (Note) -
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status (Latency Note)
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Abstract
An ice making machine has a water system, including a pump, an ice-forming mold and interconnecting lines therefore; a refrigeration system, including a compressor, a condenser, an expansion device, an evaporator in thermal contact with the ice-forming mold, and a receiver. The receiver has an inlet connected to the condenser, a liquid outlet connected to the expansion device and a vapor outlet connected by a valved passageway to the evaporator. In a preferred embodiment, two interconnected receivers are used. A cabinet housing the evaporator is preferably less than 18 inches deep. The pump is preferably mounted so that the pump motor is located outside of the water compartment, but can still be removed from the front of the machine.
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