US PATENT SUBCLASS 62 / 206
.~.~.~.~.~ High and low side

Current as of: June, 1999
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62 /   HD   REFRIGERATION

132  DF  AUTOMATIC CONTROL {19}
190  DF  .~ Refrigeration producer {12}
203  DF  .~.~ Plural refrigerating producing elements and plural sensors {1}
204  DF  .~.~.~ Including expansion valve or variable restrictor {1}
205  DF  .~.~.~.~ Plural variable restrictors in flow line {1}
206.~.~.~.~.~ High and low side

DEFINITION

Classification: 62/206

(under subclass 205) Apparatus in which both the high (expansion valve) and low side, (back pressure) restrictor or valve are controlled.