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Head protecting airbag device

  • US 20040075257A1
  • Filed: 09/08/2003
  • Published: 04/22/2004
  • Est. Priority Date: 09/19/2002
  • Status: Active Grant
First Claim
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1. A head protecting airbag device comprising an airbag folded in the upper edge of windows inside a vehicle in undeployed condition, and deployable upon inflow of inflation gas to cover the vehicle'"'"'s inner side of the windows, the airbag comprising:

  • a gas admissive portion inflatable by admitting inflation gas while separating an inner side wall and an outer sidewall respectively thereof; and

    anon-admissive portion admitting no inflation gas, the gas admissive portion comprising a gas feed passage and an inflatable shielding portion, the gas feed passage being disposed along the upper edge of the airbag extending in the front-rear direction of the vehicle, the inflatable shielding portion being located below the gas feed passage for covering the inner side of the windows upon deployment, the inflatable shielding portion comprising;

    a plurality of protection portions juxtaposed along the front-rear direction of the vehicle; and

    a plurality of vertical passages vertically disposed in the front and rear of each of the protection portions, the vertical passages being communicated at upper ends with the gas feed passage, and each of the protection portions admitting inflation gas via the vertical passages, whereby protecting heads of occupants upon deployment of the airbag.

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