US PATENT SUBCLASS 475 / 63
.~.~.~.~.~ System or servo fluid pressure controlled

Current as of: June, 1999
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475 /   HD   PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS

31  DF  FLUID DRIVE OR CONTROL OF PLANETARY GEARING {11}
59  DF  .~ Impeller-turbine type fluid circuit in series with planetary gearing {6}
60  DF  .~.~ And condition responsive control {1}
61  DF  .~.~.~ Control of or by fluid circuit {2}
62  DF  .~.~.~.~ Control responsive to relative impeller and turbine speeds {1}
63.~.~.~.~.~ System or servo fluid pressure controlled

DEFINITION

Classification: 475/63

System or servo fluid pressure controlled:

(under subclass 62) Subject matter wherein the relative input and output speeds of the fluid torque transmitting means

affect or regulate a fluid control pressure. [figure]