US PATENT SUBCLASS 280 / 206
.~.~.~ Occupant within 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
DF
.~.~ Single axis or wheel {1}
206
.~.~.~ Occupant within wheel {2}
207
DF
.~.~.~.~
> Epicyclic or squirrel cage type
208
DF
.~.~.~.~
> Dicycles
DEFINITION
Classification: 280/206
(under subclass 205) Vehicles in which the occupant rides within the periphery of the wheel.