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Active knee bolster with adaptive force response system and method

  • US 7,125,045 B2
  • Filed: 11/26/2003
  • Issued: 10/24/2006
  • Est. Priority Date: 11/26/2003
  • Status: Expired due to Fees
First Claim
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1. A system for contacting a vehicle occupant during sudden deceleration of the vehicle, the system comprising:

  • a contact surface for interacting with the vehicle occupant;

    a fixed energy absorption device attached to a structural member of the vehicle;

    a deployable energy absorption device in contact with the contact surface and the fixed energy absorption device; and

    an energy absorption modifier in communication with the fixed energy absorption device for varying the energy absorption characteristics of the fixed energy absorption device, the energy absorption modifier being a pyrotechnic bolt that disconnects the fixed energy absorption device from the structural member of the vehicle.

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