| 摘要 |
PROBLEM TO BE SOLVED: To make an air bag body smoothly and quickly deployable without hooking to a top ceiling, when a side impact load of prescribed level or more acts in a car body. SOLUTION: This air bag body 6 deployed in a curtain shape astride at least a pillar and a window is provided in a closed space between a roof inner panel 20 and a top ceiling 12, a groove-shaped hinge part 22 flexing an extension piece part 12b by an expansion pressure of the air bag sack unit 6 is provided in the extension piece part 12b provided in the car width direction end of the top ceiling 12. |
