US PATENT SUBCLASS 62 / 217
.~.~.~ Back flow or pressure regulator

Current as of: June, 1999
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62 /   HD   REFRIGERATION

132  DF  AUTOMATIC CONTROL {19}
190  DF  .~ Refrigeration producer {12}
216  DF  .~.~ Of or by evaporation zone {4}
217.~.~.~ Back flow or pressure regulator

DEFINITION

Classification: 62/217

(under subclass 216) Apparatus in which the fluid condition

in the evaporator is regulated by a variable restrictor between the evaporator outlet and the inlet (suction side) of the compressor.