US PATENT SUBCLASS 477 / 156
.~.~.~ Transmission pressure controlled

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

34  DF  TRANSMISSION CONTROL {15}
115  DF  .~ Transmission controlled by engine {4}
121  DF  .~.~ By input manifold pressure or engine fuel control {6}
156.~.~.~ Transmission pressure controlled {3}
157  DF  .~.~.~.~> Variable capacity pump
158  DF  .~.~.~.~> Line pressure controlled {3}
164  DF  .~.~.~.~> Electric valve control

DEFINITION

Classification: 477/156

Transmission pressure controlled:

(under subclass 121) Subject matter wherein the gear transmission* is controlled by fluid pressure which is regulated by engine* intake pressure or means to feed the fuel.