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Electronically controlled roadrace system with sound generator

  • US 4,247,107 A
  • Filed: 01/19/1979
  • Issued: 01/27/1981
  • Est. Priority Date: 01/19/1979
  • Status: Expired due to Term
First Claim
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1. A roadrace system for racing toy electrically powered cars over a defined course under operator control, comprising:

  • a track means for defining the path of travel for the toy car and providing it with driving power, said track means having a section thereof that is electrically independent of the remaining track and does not provide power to the toy car, andelectronic control means responsive to the toy car contacting the electrically independent section of said track means for causing information to be conveyed to the operator.

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