US PATENT SUBCLASS 280 / 205
.~.~ Single axis or wheel

Current as of: June, 1999
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280 /   HD   LAND VEHICLES

29  DF  WHEELED {21}
200  DF  .~ Occupant propelled type {8}
205.~.~ Single axis or wheel {1}
206  DF  .~.~.~> Occupant within wheel {2}

DEFINITION

Classification: 280/205

(under subclass 200) Vehicles which have a single wheel or two wheels having a common axis.

(1) Note. Additional steadying wheels may be provided but such wheels are not intended to contact the ground when the vehicle is in normal operation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

47.2, for handle-propelled tiltable type vehicles with auxiliary wheel stabilizing means.

SEE OR SEARCH CLASS

105, Railway Rolling Stock, 142, for human balance type monorail vehicles.