Patent ID: 7334812

Claim:
An airbag for being inflated by gas from a gas generator, the airbag comprising: an inner chamber in which gas from the gas generator is emitted and flows in a predetermined direction; an outer chamber in which the inner chamber is disposed; at least one communication opening between the inner and outer chambers that is aligned with the predetermined gas flow direction so that gas travels through the inner chamber and the at least one communication opening into the outer chamber along the predetermined gas flow direction for rapid inflation of the outer chamber; an outer wall extending about the outer chamber and having a front portion for being engaged by a vehicle occupant; a rear, inner panel for being operatively connected to the outer wall adjacent the gas generator; and a front, inner panel having an annular configuration and an outer peripheral portion connected to the rear, inner panel to form the inner chamber; and a central opening in the front, inner panel with the front, inner panel connected to the outer wall front portion about the central opening.