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Remote and programmable indash defrost/cooling system

  • US 5,791,407 A
  • Filed: 06/11/1996
  • Issued: 08/11/1998
  • Est. Priority Date: 06/15/1995
  • Status: Expired due to Fees
First Claim
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1. A vehicle heating, cooling and safety control system for use in a vehicle having an ignition system, a heating system and a cooling system, the control system comprising:

  • a processing unit coupled to said ignition system, to said heating system, and to said cooling system;

    a parking brake sensor coupled to a parking brake and to said processing unit, adapted to indicate if said parking brake is engaged;

    a transmission sensor coupled to a transmission and to said processing unit, adapted to indicate if said transmission is in neutral or park;

    a door lock sensor coupled to at least a first door lock and to said processing unit, adapted to indicate if said at least first door lock is engaged; and

    a window shut sensor coupled to at least a first window and to said processing unit, adapted to indicate if said at least first window is shut;

    a memory coupled to said processing unit comprising a computer usable medium having a computer readable program code means embodied therein for directing operation of said vehicle heating and cooling control system, said computer readable program code means including;

    computer readable program code means for causing said ignition system to operate at a selected time;

    computer readable program code means for causing said heating system to heat said vehicle at said selected time;

    computer readable program code means for causing said cooling system to cool said vehicle at said selected time; and

    computer readable program code means for monitoring said parking brake sensor, transmission sensor, door lock sensor and window shut sensor to verify whether said vehicle is in an operating condition.

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