| 摘要 |
PURPOSE:To secure a distance between a flange part clamping bolt-rivet insertional hole and a mounting hole peripheral edge part to be more than the specified value, in this air bag where an inflator head is inserted into a mounting hole and this mounting hole periphery is clamped to an inflator flange part. CONSTITUTION:A peripheral edge part 4a of a mounting hole 4 where an inflator top is inserted in, is extended as far as specified length D in the radius inside direction, while four nearly V-shaped notches 6 are installed in this extended part 5 and divided, and plural inflator flange clamping bolt-rivet insertional holes 8 are formed at the outer circumferential side of seven divided pieces 7 of these extended parts.
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