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Apparatus for measuring vehicle running condition

  • US 5,511,435 A
  • Filed: 09/30/1994
  • Issued: 04/30/1996
  • Est. Priority Date: 10/04/1993
  • Status: Expired due to Term
First Claim
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1. An apparatus for measuring a running condition of a vehicle, comprising:

  • a rotation detector for detecting rotation of a wheel of said vehicle to generate a rotation signal;

    first signal generating means operatively connected to said rotation detector, for generating a first radio signal when said rotation detector continues to generate the rotation signal for over a predetermined period of time;

    second signal generating means for generating a second radio signal when said rotation detector does not continue to generate the rotation signal for over the predetermined period of time;

    signal receiving means for receiving the first radio signal when said first signal generating means generates the first radio signal, and for receiving the second radio signal when said second signal generating means generates the second radio signal;

    computing means for computing a running condition of said vehicle from said first radio signal received by said signal receiving means;

    display means for displaying said running condition computed by said computing means; and

    control means for stopping a flow of electric power from an electric power supply source when said signal receiving means receives the second radio signal generated by said second signal generating means.

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