US PATENT SUBCLASS 417 / 36
.~ Responsive to accumulation of pumped liquid in receiver

Current as of: June, 1999
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417 /   HD   PUMPS

1  DF  CONDITION RESPONSIVE CONTROL OF PUMP DRIVE MOTOR {22}
36.~ Responsive to accumulation of pumped liquid in receiver {4}
37  DF  .~.~> By movable liquid receptacle
38  DF  .~.~> By liquid pressure sensor
39  DF  .~.~> With motive fluid supply communicating with liquid receiver
40  DF  .~.~> By float {1}

DEFINITION

Classification: 417/36

(under subclass 1) Subject matter in which there is provided

a receptacle for receiving liquid which is to be pumped or which has been pumped by the pump and the sensing means is responsive to the quantity of liquid in the receptacle.

SEE OR SEARCH THIS CLASS, SUBCLASS:

35, for control of a wind motor in response to liquid accumulation.

182.5, for means for controlling an entrainment-type pump (e.g., jet pump) in response to the level of pumped liquid, subclass 211.5 for means controlling a pump drive transmission (e.g., clutch, cam, etc.) in response to the level of pumped liquid and subclass 297.5 for liquid level control which modifies the operation of an expansible chamber pump distributor.