Baby's marble runway toy

Details Baby's marble runway toy Baby's marble runway toy

1985-08-07

1988-01-19

Yu, Mickey

Amusement devices: toys

Having separable nested parts

446168, 446419, A63H 3300

Patent

active

047202831

ABSTRACT:
A toy comprising a hollow cylindricl body having top, bottom and side portions, a centrally disposed spiral passage, and at least one spherical element which can move along said passage as the toy is handled. The toy can be assembled from two semi-cylindrical halves and means are provided for easily aligning the halves prior to final assembly. The toy may be used in combination with rings, the first of which is adapted to receive the cylindrical toy and the second of which is adapted to receive the toy and the first ring.

REFERENCES:
patent: 2722778 (1955-11-01), Carufel
patent: 2752725 (1956-07-01), Unsworth
patent: 3135512 (1964-06-01), Taylor
patent: 3765121 (1973-10-01), Vennola
patent: 4014450 (1977-03-01), Girotti et al.

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