US PATENT SUBCLASS 446 / 441
.~ Including vehicle-carried control mechanism activated or deactivated in response to contact with extrinxic structure

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

431  DF  ROLLING OR TUMBLING (E.G., WHEELED) {16}
441.~ Including vehicle-carried control mechanism activated or deactivated in response to contact with extrinxic structure {1}
442  DF  .~.~> Reversing

DEFINITION

Classification: 446/441

Including vehicle carried control mechanism activated or deactivated in response to contact with extrinsic structure:

(under subclass 431) Device comprising a wheeled vehicle having means thereon for changing the speed or direction of the vehicle, wherein said means is operated when a part carried by the vehicle comes into contact with structure located on or adjacent to the path of the vehicle.

SEE OR SEARCH CLASS

104, Railways,

117.1, for cable railways having automatic stopping or reversing of the vehicle.