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Apparatus and method for enhanced impact sensing

  • US 7,207,410 B2
  • Filed: 04/29/2004
  • Issued: 04/24/2007
  • Est. Priority Date: 04/29/2004
  • Status: Active Grant
First Claim
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1. An impact sensing apparatus for a motor vehicle comprising:

  • a control module having an accelerometer; and

    a first contact switch mounted in a bumper of the motor vehicle in an open position, said first contact switch in communication with said control module;

    a second contact switch mounted in a bumper of the motor vehicle in an open position, said second contact switch in communication with said control module;

    wherein upon one of said contact switches being urged by said bumper to a closed position, said control module lowers an airbag deployment threshold and deploys an airbag in response to said accelerometer detecting a change in velocity of the motor vehicle exceeding said threshold.

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