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Pressure sensor for detecting collision

  • US 7,398,670 B2
  • Filed: 05/02/2006
  • Issued: 07/15/2008
  • Est. Priority Date: 05/12/2005
  • Status: Active Grant
First Claim
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1. A pressure sensor for detecting a collision of a vehicle, comprising:

  • a detecting part for detecting a pressure;

    a housing for housing the detecting part therein, the housing located in a hollow body defined in a part of the vehicle, whereinthe housing is formed with a passage hole for allowing communication between an inside of the housing and an inside of the hollow body,the passage hole has a first end adjacent to the detecting part and a second end opposite to the first end, the second end is located at a position lower than the first end and the second end is open to the inside of the hollow body, andthe passage hole defines a passage area that increases from the first end toward a middle portion of the passage hole and increases further from the middle portion to the second end, the middle portion being located between the first and second ends.

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