| 摘要 |
In a first cup 2, a second cup 12 of an ignitor 4 is inserted in an engaged state, a sealing member 19 is disposed between an end 2c of the first cup 2 and the ignitor 4, and the end 2c and the ignitor 4 are fixed by co-fastening due to crimping a holder 5 toward the ignitor 4.
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