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Weight detector for vehicle seat

  • US 6,563,429 B2
  • Filed: 09/25/2001
  • Issued: 05/13/2003
  • Est. Priority Date: 09/25/2000
  • Status: Expired due to Term
First Claim
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1. A weight detector for executing detection of the weight of a passenger seated on a vehicle seat, the weight detector comprising:

  • a first load sensor and a second load sensor provided respectively on opposite sides of a rear portion of the vehicle seat, wherein each of the first and second sensors has a predetermined detection range; and

    a third load sensor and a fourth load sensor provided respectively on opposite sides of a front portion of the vehicle seat, wherein each of the third and fourth sensors has a predetermined detection range, wherein if one of first through fourth detection values detected respectively by the first through fourth load sensors exceeds the corresponding detection range, the weight detector uses an old weight determination that was determined when the detection values were within their corresponding detection ranges.

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