Patent ID: 8671842

Claim:
A gas generator comprising: an outer wall at least partly delimiting at least one first chamber; a source of at least one gas; at least one second chamber for diffusing the gas outwards, the at least one second chamber including in the outer wall at least one first hole for letting the gas pass outwards; at least one nozzle including a second hole for letting the gas pass from the first chamber to the second chamber, the second hole of the nozzle being a through-hole that is closed by at least one cap capable of being opened from the triggering of an electropyrotechnic device located towards the first chamber, the nozzle including a plurality of third holes each arranged between the second hole and an outer periphery of the nozzle, and wherein the outer wall includes at least one plastic material overmoulded around the outer periphery of the nozzle and first and second opposite faces of the nozzle and completely filling the third holes.