| abstract |
A gas generator (1A) is provided with a lower-side shell (10), an upper-side shell (20), a holding part (30), an igniter (40), an enhancer cup (46), and filters (70). The lower-side shell (10): comprises a press-molded article formed by press working a plate-like member made of a single sheet of metal; and includes a projecting tube (13), and an opening (15) provided to the projecting tube (13). The holding part (30) comprises a resin-molded part formed by attaching a fluid resin material with insulating properties to a bottom plate section (11) and setting the fluid resin material so as to reach from part of the inner surface to part of the outer surface of the bottom plate section (11) of the lower-side shell (10) via the opening (15). The enhancer cup (46) is held by the holding part (30) by latching latching protrusions (46a), which are disposed on the enhancer cup (46), to latching recesses (36a), which are disposed on the holding part (30). |