Patent ID: 6554313
Filing Date: 2003-04-29
Classification: B60R

Abstract:
An air bag system, comprising:a primary air bag and a secondary air bag, said primary air bag being inflatable and deployable by a high-pressure gas; and said secondary air bag being disposed on a side of the primary air bag facing an occupant, said secondary air bag being inflatable and deployable by the high-pressure gas which is introduced into the secondary air bag through said primary air bag, each of said primary air bag and said secondary air bag having at least one vent hole through which the high-pressure gas used to inflate and deploy the primary air bag and the secondary air bag is exhausted, an amount of the high-pressure gas exhausted from said at least one vent hole in the secondary air bag being larger than another amount of the high-pressure gas exhausted from said at least one vent hole in the primary air bag.