CURTAIN AIRBAG APPARATUS

A curtain airbag apparatus for a vehicle is provided. The apparatus includes an airbag cushion including a first main chamber, a second main chamber, and a third main chamber respectively arranged in a first-row area, a second-row area, and a third-row area in the vehicle, and a diffuser coupled to the airbag cushion to distribute gas directed towards the first main chamber, the second main chamber, and the third main chamber. The airbag cushion further includes an extra chamber arranged between the second main chamber and the third main chamber to assist in increasing speed of deployment of the third main chamber. The curtain airbag is for installation between pillar trims in the vehicle.