US PATENT SUBCLASS 180 / 307
.~.~ Having variable displacement type motor or pump


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



180 /   HD   MOTOR VEHICLES

54.1  DF  POWER {19}
305  DF  .~ Including traction motor of kind driven by noncompressible fluid received under pressure from a pump {3}
307.~.~ Having variable displacement type motor or pump


DEFINITION

Classification: 180/307

Having variable displacement type motor or pump:

(under subclass 305) Vehicle wherein either the traction motor, or the pump which supplied the fluid under pressure to the motor, is of a kind capable of changing its power output by virtue of having internal components which are adjustable to vary its volumetric capacity for handling fluid.

(1) Note. Included herein is art directed to means for controlling the operation of the power plant of the vehicle in a manner responsive to the operation of another means for regulating the output of a variable displacement pump.