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Vehicle elapsed mileage indicator

  • US 4,501,005 A
  • Filed: 05/21/1982
  • Issued: 02/19/1985
  • Est. Priority Date: 05/21/1982
  • Status: Expired due to Fees
First Claim
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1. In a vehicle having an engine operated by repetitive ignition pulses, a device for indicating required vehicle maintenance at predetermined elapsed time periods corresponding approximately to indicated mileage intervals, including clock generator means adapted to receive the vehicle engine ignition pulses and to generate output pulses in predetermined correspondence thereto, frequency divider means connected to said clock generator means for generating a master clock signal, a plurality of counters connected to said master clock signal, a plurality of logic gates, each connected to selected outputs of a respective one of said counters to produce an actuating signal at a predetermined count, and means connected to said logic gates for indicating that said predetermined count has been attained to thereby show said time for vehicle maintenance readable in approximate mileage.

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