US PATENT SUBCLASS 60 / 350
.~.~.~.~ Variable face clearance

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

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
330  DF  .~ Coaxial impeller and turbine unit {11}
347  DF  .~.~ Having condition responsive or manually settable control means to regulate unit output {5}
349  DF  .~.~.~ Adjusts impeller or turbine axially {1}
350.~.~.~.~ Variable face clearance

DEFINITION

Classification: 60/350

(under subclass 349) Apparatus wherein the output of the unit is controlled by moving the turbine and/or impeller unit relative to one another in a direction of the axis of rotation to thereby vary the axial spacing between the turbine and the impeller members.