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Airbag cushion with a flap vent to optionally vent gas for out-of-position conditions

  • US 20080073892A1
  • Filed: 09/27/2006
  • Published: 03/27/2008
  • Est. Priority Date: 09/27/2006
  • Status: Active Grant
First Claim
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1. An airbag module, comprising:

  • an inflatable airbag cushion comprising a cushion membrane which defines an interior of the inflatable airbag cushion;

    at least one closeable vent comprising a vent aperture in the cushion membrane and a flap extending within the interior of the cushion membrane; and

    a tether anchored to the cushion membrane, wherein the tether is configured such that upon deployment of the inflatable airbag cushion with obstruction, the tether does not fully extend and the vent remains open, and upon deployment of the inflatable airbag cushion without obstruction, the tether extends and at least partially closes the vent.

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