US PATENT SUBCLASS 446 / 453
.~.~ Including rolling element or sliding or pivoted retainer between rod and hoop or wheel

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

431  DF  ROLLING OR TUMBLING (E.G., WHEELED) {16}
450  DF  .~ Including handle, rod or tether for physically guiding or propelling (e.g., trundle, hoop, etc.) {3}
453.~.~ Including rolling element or sliding or pivoted retainer between rod and hoop or wheel

DEFINITION

Classification: 446/453

Including rolling element or sliding or pivoted retainer between rod and hoop or wheel:

(under subclass 450) Device including an intermediate friction reducing element which rolls along the ring, disc or annulus as it travels along the surface, or a discrete element mounted for either swinging or guided translational movement to secure or release the connection between the elongated member and the ring, annulus or disc.