US PATENT SUBCLASS 477 / 122
.~.~.~ Selector-type


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}
122.~.~.~ Selector-type


DEFINITION

Classification: 477/122

Selector-type:

(under subclass 121) Subject matter wherein a manual means is provided to choose a gear speed ratio* of the gear transmission* but the change to said ratio is not effected until a manual control for fuel to the engine* is placed in a particular position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

133, 136 and 141, for forced downshifts by placing the fuel control in a particular position and not preceded by a preselection of gear ratio.