US PATENT SUBCLASS 180 / 231
.~.~.~ Including endless element for transmitting drive and means for adjusting tension of element


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

21  DF  SPECIAL WHEEL BASE {6}
218  DF  .~ Having only two wheels {1}
219  DF  .~.~ Arranged in tandem {10}
231.~.~.~ Including endless element for transmitting drive and means for adjusting tension of element


DEFINITION

Classification: 180/231

Including endless element for transmitting drive and means for adjusting tension of element:

(under subclass 219) Vehicle which includes, as a component of a mechanism for transferring the driving effort of the vehicle's motor to one or more wheels thereof, an element in the nature of a belt or chain, and wherein the vehicle further includes means for increasing or decreasing the amount of tensile stress in the element.

SEE OR SEARCH THIS CLASS, SUBCLASS:

217, for a motor vehicle having a wheel arrangement comprising three wheels and wherein two of the wheels, which have a common axis of rotation, are driven and further wherein the mechanism for transferring driving effort to the wheels includes an endless element.

239, 241 and 251, for various species of a motor vehicle which has four wheels driven, each of which species includes at least one endless element for transmitting driving effort to one or more of the wheels.

351, 357, 366, and 373, for belt or chain drives in other vehicle combinations that may include tensioning means.

SEE OR SEARCH CLASS

474, Endless Belt Power Transmission Systems or Components, particularly 101+, for a belt and pulley transmission with means for adjusting belt tension.