US PATENT SUBCLASS 417 / 423.8
.~.~.~ Having additional means to remove heat from pump or motor

Current as of: June, 1999
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417 /   HD   PUMPS

321  DF  MOTOR DRIVEN {32}
410.1  DF  .~ Electric or magnetic motor {10}
423.1  DF  .~.~ Rotary motor and rotary nonexpansible chamber pump {13}
423.8.~.~.~ Having additional means to remove heat from pump or motor

DEFINITION

Classification: 417/423.8

(under subclass 423.1) Apparatus wherein there is provided cooling means using fluid other than the pumped fluid in cool the pump or motor, or for materials surrounding the pump or motor to conduct the heat away from the pump or motor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

366, for a means to cool the motor using the fluid being pumped.