US PATENT SUBCLASS 477 / 57
.~.~.~.~ And clutch control

Current as of: June, 1999
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477 /   HD   INTERRELATED POWER DELIVERY CONTROLS, INCLUDING ENGINE CONTROL

34  DF  TRANSMISSION CONTROL {15}
52  DF  .~ Including fluid drive {2}
53  DF  .~.~ Impeller-turbine-type {8}
55  DF  .~.~.~ With countershaft gearing {3}
57.~.~.~.~ And clutch control

DEFINITION

Classification: 477/57

And clutch control:

(under subclass 55) Subject matter wherein a clutch* is provided to connect the input and output elements of the fluid torque transmitting means or connect the input element to the gear transmission*, bypassing the fluid torque transmitting means.