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Occupant sensor for a vehicle restraint system

  • US 20050167959A1
  • Filed: 02/04/2004
  • Published: 08/04/2005
  • Est. Priority Date: 02/04/2004
  • Status: Active Grant
First Claim
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1. An apparatus for sensing an occupant in a vehicle, said apparatus comprising:

  • a seat defining a first zone;

    a first sensor, said first sensor including;

    a first member;

    a connecting member attached to said first member;

    a potentiometer including;

    a shuttle attached to said connecting member, a wiper attached to said shuttle, a resistive member in electrical contact with said wiper, said shuttle moving relative to said resistive member in response to a deflection of said seat in said first zone, a first electrical connection to said wiper, and at least one second electrical connection to said resistive member, a resistance between said first electrical connection and said at least one second electrical connection varying with said deflection;

    a processor in electrical communication with said first sensor, said processor programmed to execute a process for determining at least one of a weight and a presence of the occupant; and

    a vehicle occupant restraint system in communication with said processor, said vehicle occupant restraint system controlled by said processor.

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