US PATENT SUBCLASS 417 / 39
.~.~ With motive fluid supply communicating with liquid receiver

Current as of: June, 1999
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417 /   HD   PUMPS

1  DF  CONDITION RESPONSIVE CONTROL OF PUMP DRIVE MOTOR {22}
36  DF  .~ Responsive to accumulation of pumped liquid in receiver {4}
39.~.~ With motive fluid supply communicating with liquid receiver

DEFINITION

Classification: 417/39

(under subclass 36) Subject matter in which the pump is

driven by a fluid motor and the supply of motive fluid for the fluid motor is in fluid communication with the liquid collecting receptacle.