US PATENT SUBCLASS 180 / 211
.~.~ Including steerable and driven wheel

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

21  DF  SPECIAL WHEEL BASE {6}
210  DF  .~ Having only three wheels {2}
211.~.~ Including steerable and driven wheel {2}
212  DF  .~.~.~> All wheels motor driven
213  DF  .~.~.~> Having motor mounted to swing with steerable wheel {1}

DEFINITION

Classification: 180/211

Including steerable and driven wheel:

(under subclass 210) Vehicle wherein at least one wheel is not only drivingly rotated for propelling the vehicle, but is also attached to the vehicle in such a manner that it may be moved pivotably (e.g., rotatably) about a more or less vertical axis for changing the course of travel of the vehicle.

SEE OR SEARCH THIS CLASS, SUBCLASS:

6.2+, for a motor vehicle which is steered by creating a difference between the driving effort developed by one or more traction elements located on one side of the vehicle and the driving effort developed by one or more traction elements located on the other side thereof.

12+, for a motor vehicle having a motor-carrying attachment in the nature of a wheeled frame and wherein the wheels of the frame are driven and steered.

23+, for a motor vehicle having a wheel arrangement comprising five or more wheels and wherein one or more of the wheels are driven and steered.

37+, for a motor vehicle of the steam traction engine type having steering wheels which are driven.

222, for a motor vehicle having a wheel arrangement comprising two wheels in tandem relationship and wherein one of the wheels is driven frictionally and further wherein means is provided for steering that wheel.

223+, for a motor vehicle having a wheel arrangement comprising two wheels in tandem relationship and wherein at least one of the wheels is driven and steered.

400+, for a motor vehicle having means for guiding it.

SEE OR SEARCH CLASS

280, Land Vehicles,

5.5+, for a general utility land vehicle including an active suspension responsive to a force encountered while the vehicle is in surface traversing motion which may or may not involve a driven and steered wheel; subclasses 124.1+ for a general utility wheeled land vehicle suspension arrangement which may or may not involve a driven and steered wheel; subclasses 263+ for a general utility occupant propelled-type wheeled land vehicle including occupant controlled steering means (it is noted that in accordance with the (2) Note of Class 280, subclass 200, motorcycle frames and running gear, without features causing classification in Class 180, Motor Vehicles, are included in these subclasses); or subclasses 771+ for a general utility wheeled land vehicle including occupant controlled steering means which may or may not involve a driven and steered wheel.