US PATENT SUBCLASS 477 / 18
.~.~ Reversible engine

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

7  DF  ELECTRIC ENGINE {5}
15  DF  .~ With transmission control {5}
18.~.~ Reversible engine

DEFINITION

Classification: 477/18

Reversible engine:

(under subclass 15) Subject matter wherein the regulation of the engine* includes changing the direction of rotation of a shaft driven by the engine.

SEE OR SEARCH CLASS

74, Machine Element or Mechanism,

810.1, for a reversible motor effective to change the power path of a transmission.

475, Planetary Gear Transmission Systems or Components,

12, for a reversible motor effective to change the power path of a planetary transmission.