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Vehicle occupant weight estimation apparatus

  • US 6,989,496 B2
  • Filed: 09/19/2001
  • Issued: 01/24/2006
  • Est. Priority Date: 09/19/2000
  • Status: Expired due to Fees
First Claim
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1. A system for detecting the weight of an occupant in a vehicle seat comprising:

  • at least one load sensor coupled to a seat having a seat bottom and a seat back;

    a position sensor determining the position of the occupant in the seat independently of a position of the seat back; and

    a controller determining the weight of the occupant based upon signals from the at least one load sensor and the position sensor, wherein the controller determines the body angle of the occupant based upon the signal from the position sensor and uses the body angle to bias measurements from the at least one load sensor in order to determine the weight of the occupant.

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