Patent ID: 7523960
Filing Date: 2009-04-28
Classification: B60R

Abstract:
1. A cushion of an air bag module, comprising: a first chamber part which deploys to one side of an occupant by a high pressure gas of an inflator; a second chamber part which is formed to communicate with the first chamber part and deploys to the other side of the occupant by the high pressure gas in the first chamber part; an inner pocket which is mounted on an inner side of the first chamber part to introduce gas from the inflator and has a plurality of vent holes to emit the gas into the first chamber part; and at least one diffuser provided at the vent holes of the inner pocket so that the gas emitted from the inner pocket forms an eddy current at a side of the second chamber part, wherein the cross sectional area of an outlet of the at least one diffuser is greater than the cross-sectional area of a respective inlet of the at least one diffuser.