Patent ID: 7111866
Filing Date: 2006-09-26
Classification: B60R

Abstract:
1. An airbag comprising openings in a rear panel for receiving inflation gas and a front panel configured to face an occupant of a vehicle wherein: the interior of the airbag is partitioned into a central chamber facing the openings, an outer-peripheral front chamber arranged on the outer periphery of the central chamber adjacent to the front panel, and an outer-peripheral rear chamber arranged on the outer periphery of the central chamber adjacent to the rear panel; the outer-peripheral rear chamber communicates with the exterior of the airbag through vent holes; the central chamber communicates directly with the outer-peripheral front chamber and the outer-peripheral rear chamber; the outer-peripheral front chamber and the outer-peripheral rear chamber communicate with each other only via the central chamber; and wherein the airbag is configured so that the gas for inflating the airbag flows from the central chamber into the outer-peripheral front chamber and the outer-peripheral rear chamber.