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Sensor assembly for measuring weight applied to a vehicle seat

  • US 7,047,825 B2
  • Filed: 01/31/2005
  • Issued: 05/23/2006
  • Est. Priority Date: 11/28/2000
  • Status: Expired due to Fees
First Claim
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1. A weight sensor assembly for measuring a weight on a vehicle seat comprising:

  • a bending beam having a first connection portion engageable with an upper seat structure and a second connection portion engageable with a lower seat structure wherein said bending beam defines a longitudinal axis and includes a mount for receiving an electrical connector via a linear insertion force along said longitudinal axis;

    a bendable central body portion coplanar with and extending between said first and second connection portions, said central body portion having a narrowing neck to concentrate strain in said central body portion; and

    a strain gage assembly mounted directly to said narrowing neck for measuring the strain at said central body portion resulting from a weight force being exerted against the upper seat structure.

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