Patent ID: 7770917

Claim:
A vehicle having a side-impact airbag system, the vehicle comprising: a seat positioned in a cabin of the vehicle and adjacent to a first side of the vehicle; and an inflatable curtain airbag at least a portion of which is positioned and configured to deploy adjacent the seat, wherein the inflatable curtain airbag comprises a vent opening positioned to, upon deployment of the inflatable curtain airbag, at least approximately coincide with the location at which a 50th-percentile occupant's head would strike the inflatable curtain airbag in a collision involving a side impact to the first side of the vehicle, wherein the inflatable curtain airbag comprises a flap attached to the inflatable curtain airbag, and wherein the inflatable curtain airbag comprises a first chamber and a separate second chamber, and wherein the flap at least partially defines a tunnel that leads from the first chamber to the second chamber.