Patent ID: 7441796

Claim:
An airbag system for protecting an occupant, comprising: a gas supply device for supplying inflation gas, and an airbag to be mounted above a side of a vehicle to be inflated downwardly into an occupant protection region between the occupant and the side of the vehicle, said airbag having an interior side and an outer side opposite to the interior side when inflated, said interior and outer sides being entirely laminated together for folding, said airbag having a folded portion folded in a predetermined shape and an extending portion between the folded portion and the gas supply device, said extending portion being folded several times between the gas supply device and the folded portion, and extending downwardly along the folded portion for covering only one side of the folded portion at the interior side of the vehicle when the airbag is mounted to the vehicle, said extending portion being adapted to push and open a ceiling panel upon inflation of the airbag to thereby move the folded portion to the occupant protection region along a side window of the vehicle at an un-inflated condition so that the folded portion is inflated at the occupant protection region, wherein said extending portion includes a first extending portion located above the folded portion, a second extending portion extending along the only one side of the folded portion, and a third extending portion continuously attached to the folded portion and pleated several times and located under the folded portion so that the third extending portion completely covers a lower half of the folded portion, and wherein said first extending portion is connected to the gas supply device, and the second extending portion is disposed adjacent the first extending portion and the folded portion and covers the only one side of the folded portion.