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Tire condition monitor converter

  • US 4,409,586 A
  • Filed: 05/26/1981
  • Issued: 10/11/1983
  • Est. Priority Date: 05/26/1981
  • Status: Expired due to Term
First Claim
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1. A tire condition monitor converter assembly comprising;

  • a circular mounting means for engaging a vehicle wheel rim, a plurality of coils of wire extending about said mounting means, and terminl means for deposition on the wheel rim with said mounting means and including a first capacitor connected to a first number of said coils of said wire about said mounting means to define a first LC circuit and a second capacitor connected to a second number of said coils of said wire about said mounting means to define a second LC circuit, said first number of coils being different than said second number of coils, a harmonic multiplier supported by said mounting means and interconnecting said one of said coils of said first LC circuit with one of said coils of said second LC circuit at a position about the circumference of said mounting means so that said first LC circuit is resonant to a first frequency and said second LC circuit is resonant to a different second frequency, a switch supported by said terminal means and connected to said LC circuits for actuating upon sensing a predetermined tire condition.

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