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Simulated engine with sound generator

  • US 5,314,372 A
  • Filed: 04/12/1993
  • Issued: 05/24/1994
  • Est. Priority Date: 04/12/1993
  • Status: Expired due to Fees
First Claim
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1. A toy sound generator to simulate engine sounds for mounting on a bicycle comprising,a) a hollow engine shell with mounting means, said mounting means attachable to frame elements of a bicycle,b) batteries in circuit with an audio oscillator and a sound transducer, said batteries, oscillator and transducer located in said shell,c) circuit modulation means comprising a bike generator driving a light means which drives a photocell, output from said photocell directed to said audio oscillator,d) attachment means to connect said generator to said light means,e) said audio oscillator comprising a resistor-capacitor network providing sound signals to said sound transducer, said oscillator modulated by said bike generator as that bicycle said sound generator is mounted upon is caused to move by a user.

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