US PATENT SUBCLASS 60 / 431
.~ Condition responsive control of or by input to input pump drive means

Current as of: June, 1999
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60 /   HD   POWER PLANTS

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
431.~ Condition responsive control of or by input to input pump drive means {1}
432  DF  .~.~> Pump drive means deactivated responsive to position of output stroke device

DEFINITION

Classification: 60/431

(under subclass 325) Apparatus including a prime mover driving a motive fluid pump, there being a control in the apparatus (1) responding to a change in a condition of energization of, or of the feed to the prime mover; or (2) effecting a control of the feed to or energization of the prime mover.

SEE OR SEARCH THIS CLASS, SUBCLASS:

405, for a safety system in which a second motive fluid supply means takes the load responsive to the failure of the first.

423, for a system of plural motors with an automatic control including means for controlling a drive of the motive fluid pump.

SEE OR SEARCH CLASS

417, Pumps,

1+, for a pump having a condition responsive control of the pump drive motor.