US PATENT SUBCLASS 477 / 138
.~.~.~.~ Electric 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}
127  DF  .~.~.~ Shift valve control {5}
138.~.~.~.~ Electric control {1}
139  DF  .~.~.~.~.~> Downshift control

DEFINITION

Classification: 477/138

Electric control:

(under subclass 127) Subject matter wherein the signal is electric.

SEE OR SEARCH CLASS

701, Data Processing: Vehicles, Navigation, and Relative Location,

51+, for vehicle transmission control including significant calculations but absent specific transmission structure.