US PATENT SUBCLASS 280 / 646
.~.~.~.~.~.~ Laterally, inwardly collapsing wheels

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

29  DF  WHEELED {21}
638  DF  .~ Extensible {6}
639  DF  .~.~ Folding {7}
38  DF  .~.~.~ Pivoted wheel carrier {2}
641  DF  .~.~.~.~ Transverse axis {2}
645  DF  .~.~.~.~.~ One- or two-wheeled cart {1}
646.~.~.~.~.~.~ Laterally, inwardly collapsing wheels

DEFINITION

Classification: 280/646

(under subclass 645) Folding vehicles having a pair of wheels mounted upon members which are adapted to swing toward each other from opposite sides of the vehicles as the vehicle is being folded.