Music box vehicle with automatic wheel shaft reversing mechanism

Details Music box vehicle with automatic wheel shaft reversing mechanism Music box vehicle with automatic wheel shaft reversing mechanism

1993-05-06

1995-03-28

Hafer, Robert A.

Amusement devices: toys

Sounding

Including rolling or tumbling toy

446443, 74135, A63H 500, A63H 2900

Patent

active

054012015

ABSTRACT:
An automatic wheel shaft reversing mechanism comprises a drive gear adapted to be rotatably driven by a driver unit; driven gears are provided which are movable in the axial direction of a wheel shaft and supported thereon, the driven gears alternatively meshing with the drive gear at right angles at two engaging portions, respectively; a cam portion is also provided which is adapted to be rotated by the driver unit to change over the engagement of the drive gear with the two engaging portions of the driven gears; a spring is also provided for biasing the driven gears. The driver unit, in preferred form, is a movement box unit. The reversing mechanism is usable in a variety of toy vehicles.

REFERENCES:
patent: 2667721 (1954-02-01), Muller
patent: 2909935 (1959-10-01), Dodge
patent: 3386406 (1968-06-01), Tsunoda
patent: 3402505 (1968-09-01), Nakamura
patent: 4285159 (1981-08-01), Bass et al.

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