US PATENT SUBCLASS 477 / 164
.~.~.~.~ Electric valve control

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  DF  .~.~.~ Transmission pressure controlled {3}
164.~.~.~.~ Electric valve control

DEFINITION

Classification: 477/164

Electric valve control:

(under subclass 156) Subject matter wherein the engine intake pressure or fuel feed signal is an electric signal.