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Anti-theft system for automotive vehicles

  • US 4,862,139 A
  • Filed: 08/16/1988
  • Issued: 08/29/1989
  • Est. Priority Date: 02/28/1986
  • Status: Expired due to Term
First Claim
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1. An anti-theft system for an automotive vehicle, comprising:

  • a key having predetermined information;

    receiver means provided in said automotive vehicle for receiving a signal from said key;

    discriminating means for receiving an output signal from said receiver means and discriminating whether or not said output signal represents said predetermined information;

    first detecting means for detecting whether a plurality of covering members of said automotive vehicle are closed or open;

    second detecting means for detecting whether said covering members are locked or unlocked;

    operating means responsive to output signals from said first and second detecting means indicating that at least one predetermined one of said covering members is closed and locked, for performing a predetermined anti-theft operation; and

    disabling means responsive to an output signal from said discriminating means indicating that the output signal from said receiver means represents said predetermined information, for disabling the operation of said operatintg means.

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