US PATENT SUBCLASS 180 / 338
.~ Condition responsive (e.g., responsive to speed, load, etc.)

Current as of: June, 1999
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180 /   HD   MOTOR VEHICLES

337  DF  TRANSMISSION MECHANISM {17}
338.~ Condition responsive (e.g., responsive to speed, load, etc.)

DEFINITION

Classification: 180/338

Condition responsive, (e.g., responsive to speed, load, etc.):

(under subclass 337) Subject matter including means which controls or adjusts the transmission in response to a sensed condition or change of condition.

SEE OR SEARCH THIS CLASS, SUBCLASS:

14.6, for a transmission which may be controlled by the resistance to movement exerted by a trailer.