US3136552A

Educational toy device comprising a rotatable disc and a coacting combined support and pointer structure

Abstract

This record has no abstract on file.

US3136552A, drawing sheet 1
Sheet 1 of 2

Term

Term ended

Expired 9 June 1981, 45.3 years ago.

  1. Priority and filed
  2. Granted
  3. Expired
  4. Today

6 claims: 2 independent, 4 dependent

  1. 1
    What is claimed is:1. An educational toy device comprising: a first substantially disc-shaped member having a flat base portion with a straight lower edge protruding from a part of the circumferential edge thereof;a second substantially discshaped member having a flat base portion protruding from a part of the circumferential edge thereof;a link connected to and between aligned edge portions of said disc-shaped members;a first arm connected to the edge of said first disc-shaped member substantially 180 degrees opposite the point at which said link is connected thereto;- a second arm connected to the edge of said 5 second disc-shaped member substantially 180 degrees opposite the point at which said link is connected thereto;means coupling the free ends of said arms together such that said disc-shaped members may stand up on the straight lower edges of said base portions inter-connected 10 by said coupled arms and said link;means in said discs receiving an elongated member extending therebetween, said elongated member protruding through at least one of said discs;indicating means associated with said one of said discs;and a third disc received on the protruding 15 portion of said elongated member for rotation thereupon, said third disc having markings thereon designed to cofunction with said indicating means.
  2. 4
    An educational toy device comprising:a first substantially disc-shaped member having a flat base portion with a straight lower edge protruding from a part of the circumferential edge thereof;a second substantially disc30 shaped member having a flat base portion protruding from a part of the circumferential edge thereof;a link connected to and between aligned edge portions of said disc-shaped members;a first arm connected to the edge of said first disc-shaped member substantially 180 de35 grees opposite the point at which said link is connected thereto;a second arm connected to the edge of said second disc-shaped member substantially 180 degrees opposite the point at which said link is connected thereto;means coupling the free ends of said arms together such 40 that said disc-shaped members may stand up on the straight lower edges of said base portions inter-connected by said coupled arms and said link, each of said discs defining an opening receiving an elongated member extending therebetween, said elongated member protruding 45 through at least one of said discs;a pointer portion bent out of the plane of said one of said discs;and, a third disc received on said protruding part of said elongated member in juxtaposed relationship to said one of said discs, said third disc having a plurality of sector areas 50 designed to co-function with said pointer portion.