| 摘要 |
A side airbag (2), a seat frame (7) having a support surface (7a) facing a door or the like, and an inflator (6) are provided, the inflator is stored inside the side airbag near a rear end thereof in a deployment and inflation direction, the side airbag has, in series, a folded portion (X1) with a folding line (F1) and a superposed portion (S) sequentially from the side of the inflator to a front end thereof in the deployment and inflation direction, the folded portion is formed to have an abutment portion (Q) folded back to a vehicle rear side from a vehicle front side on a front side of the inflator in a vehicle front-back direction along the folding line and abutted against the support surface, the superposed portion is formed in a rolled and superposed state, and the folded portion is arranged between the support surface and the superposed portion in the vehicle-widthwise direction. |
