US PATENT SUBCLASS 415 / 30
.~ By shaft speed or torque responsive means

Current as of: June, 1999
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415 /   HD   ROTARY KINETIC FLUID MOTORS OR PUMPS

13  DF  WITH CONTROL MEANS RESPONSIVE TO NON-CYCLIC CONDITION SENSING, CENTRIFUGAL ACTUATION OR TORQUE {13}
30.~ By shaft speed or torque responsive means {5}
31  DF  .~.~> Helix or screw runner
32  DF  .~.~> Including reset or manual adjustment
33  DF  .~.~> Of adjustable runner, blade, shaft or bearing {1}
35  DF  .~.~> Of movable deflector intermediate jet discharge and runner
36  DF  .~.~> Of working fluid valve or vane {6}

DEFINITION

Classification: 415/30

(under subclass 13) Apparatus in which the control operation is initiated in response to a predetermined rate of movement of the runner* or to a rate proportional to such predetermined rate or to a twisting or turning motion of a rotating member associated with the runner* or shaft*.