A gas generator includes a cup where a gas generating agent is accommodated and a holder. The holder includes a first recessed portion and an annular groove provided in an end surface on a side facing the cup, a second recessed portion provided in an end surface on an opposite side, and a partition…

A gas generator includes a housing, an ignition device attached to one end side of the housing, a combustion chamber, a diffuser portion formed on the other end side and including a closed end, an open end, and a side wall positioned between the closed end and the open end, a plurality of gas…

A gas generator in which, between an ignition device and an inner cylindrical member, on a side of the lid wall portion, a transfer charge chamber is formed, and on a side of another end portion of a peripheral wall portion, a flow space is formed, the flow space being a space configured to allow…

In a gas generator, a closing member includes: a first region exposed to a side of a second combustion chamber in a closed state, a second region in contact with a partition member from a side of the first combustion chamber in the closed state, and an engagement region that engages an engaged…

A gas generator comprising, at least, a cup member (3) containing a gas generant (2) which burns to generate gas, and a holder (6) provided with an ignition device that has at least one conductive pin (4d) and ignites the gas generant (2), wherein: the holder (6) is provided with one or more…

The gas generator housing for an air bag has a case (2) with a sidewall (2a) and a base wall (2b) and closed by a lid (3). The case is made of plastic or composite and the cover is fixed to the case by two pull rods (4a,b) in the thickness of the sidewall of the case and extending over its full…