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Inflating device for an air bag of a vehicle

  • US 20070063496A1
  • Filed: 09/21/2005
  • Published: 03/22/2007
  • Est. Priority Date: 09/21/2005
  • Status: Active Grant
First Claim
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1. An inflating device for an air bag of a vehicle comprising:

  • a casing having an inlet, an outlet, two sides and an inner surface;

    an air bag tray attached to the outlet in the casing for supporting the air bag;

    an air generating device mounted on the casing and comprising a tube extending into the casing and having an air channel defined in the tube and multiple vents communicating with the air channel;

    an air generator attached to one end of the tube and comprising a housing attached to the end of the tube;

    a chemical holder mounted inside the housing to contain chemicals and having multiple exhausting bores communicating with the air channel in the tube; and

    an igniting device attached to housing and extending into the chemical holder to ignite the chemicals in the chemical holder; and

    a guide plate mounted inside the casing and corresponding to the vents in the tube, wherein a gap is defined between the tube and the guide plate to define a guiding channel between the tube and the guide plate and communicating with the vents in the tube; and

    a check valve mounted in the casing and corresponding and closing the inlet of the casing.

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