1975-09-18
1977-03-22
Apley, Richard J.
G09B 306
Patent
active
040128490
ABSTRACT:
An educational toy comprising an elongated base portion, a cylinder extending longitudinally of the base portion having a plurality of protrusions around its outer periphery extending outwardly in different radial directions, a shaft retained inside said cylinder having a front end and a rear end extending from said cylinder and means permitting it to slide with respect to said cylinder and to rotate together therewith, at least one upwardly extending setting guide member on said cylinder, a first series and a second series of a plurality of push rods longitudinally spaced along said base portion having transverse lever arms extending over the said protrusions on said cylinder, each rod being surrounded by a compressible spring at a section between its lever arm and the bottom of the base portion, a changeable quiz and answer combination card having at least one setting hole for engagement with said at least one guide member for setting the card in place on the said base portion and said cylinder in a position such that said protrusions are in a predetermined arrangement related to said lever arms and card, said card having a plurality of questions associated with said first series of push rods and corresponding answers associated with said second series of push rods but in different order, and indicating means operatively connected with said shaft, whereby only when said first and second series of push rods are sequentially and alternately pushed to match the questions with the correct answers will the lever arms act on said protrusions to rotate said cylinder and shaft sufficiently to cause said indicator to give an indication that all answers are correct.
REFERENCES:
patent: 1599156 (1926-09-01), Wilnin et al.
patent: 1619160 (1927-03-01), Steele
patent: 1862872 (1932-06-01), Vincent
patent: 2742713 (1956-04-01), Villanueva
patent: 3318023 (1967-05-01), Myers
patent: 3362103 (1968-01-01), Neumann
patent: 3902256 (1975-09-01), Liu
Liu Hsing-ching
Liu Lan-dih
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