US PATENT SUBCLASS 475 / 42
.~.~ Control of or by fluid drive

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}
35  DF  .~ Single impeller-turbine type fluid circuit divides or combines plural power paths {6}
42.~.~ Control of or by fluid drive

DEFINITION

Classification: 475/42

Control of or by fluid drive:

(under subclass 35) Subject matter wherein means is provided to regulate the operation of the fluid torque transmitting means or to affect the operation of a mechanical drive train* in response to a condition of the fluid torque transmitting means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

61+, for related art and see the notes thereunder. [figure] [caption]fluid control