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Delayed vent in airbag curtain

  • US 8,851,508 B1
  • Filed: 03/15/2013
  • Issued: 10/07/2014
  • Est. Priority Date: 03/15/2013
  • Status: Active Grant
First Claim
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1. An inflatable curtain airbag assembly comprising:

  • an inflatable curtain airbag having a longitudinal orientation, the inflatable curtain airbag comprising;

    a throat portion in fluid communication with an inflator;

    a throat liner in fluid communication with and disposed within at least a portion of the throat portion, and wherein the throat liner extends in the longitudinal orientation of the inflatable curtain airbag away from the throat portion;

    a first chamber in fluid communication with the throat liner comprising a plurality of inflatable cushion segments; and

    one or more venting panels defining a boundary of one or more of the inflatable cushion segments comprising a plurality of slits;

    wherein the plurality of slits are configured to transition from a closed configuration to an open configuration when a volume of inflation gas in the first chamber reaches a predetermined value.

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