| abstract |
A gas generator (G) comprising a hollow body ( 3 ) packed with gas generant ( 2 ) for generating gas by burning, and a holder ( 5 ) disposed in an inside of the hollow body ( 3 ) and equipped with an igniter device ( 1 ). A stepped portion ( 12 ) is formed in the hollow body ( 3 ), and the holder ( 3 ) comprises a holder body ( 16 ) and a weldable member ( 6 ) partly exposed to an outer circumferential portion of the holder and is formed to fit against the stepped portion ( 12 ). The weldable member ( 6 ) and the hollow body ( 3 ) are welded to seal an interior of the hollow body ( 3 ). |