US PATENT SUBCLASS 280 / 100
.~.~.~.~ Oppositely swinging axles

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

29  DF  WHEELED {21}
80.1  DF  .~ Running gear {20}
98  DF  .~.~ Short turn {2}
99  DF  .~.~.~ Four-wheel controlled {1}
100.~.~.~.~ Oppositely swinging axles {2}
101  DF  .~.~.~.~.~> Pivoted and sliding reach
102  DF  .~.~.~.~.~> Crossed reaches

DEFINITION

Classification: 280/100

(under subclass 99) Vehicles in which two axles carrying the four supporting-wheels swing in opposite directions when turning the vehicle.