US PATENT SUBCLASS 446 / 447
.~.~.~ Vehicle having flanged wheel

Current as of: June, 1999
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446 /   HD   AMUSEMENT DEVICES: TOYS

431  DF  ROLLING OR TUMBLING (E.G., WHEELED) {16}
444  DF  .~ Including extrinsic guide or means cooperable with extrinsic guide {2}
446  DF  .~.~ By guide surface below running surface {1}
447.~.~.~ Vehicle having flanged wheel

DEFINITION

Classification: 446/447

Vehicle having flanged wheel:

(under subclass 446) Device including a simulated conveyance supported by a generally round rotatable element upon which it may be rolled along the horizontal supporting surface, wherein the rotatable element includes a vertically protruding lip formed about its periphery and adapted to cooperated with the vertical surface on the path-defining structure to constrain movement of the conveyance to a particular path.

SEE OR SEARCH CLASS

105, Railway Rolling Stock, appropriate subclasses for miniature railway rolling stock. Class 446 takes claimed devices which include structure not suitable for a full scale device.