Patent ID: 7510210

Claim:
An air bag module, comprising: an ignition device; an igniter collar that supports the ignition device; a first base plate adapted to support the ignition device; a second base plate provided with a gas discharge port, the first base plate and the second base plate being adapted to define a combustion chamber when the first base plate and the second base plate are attached to one another; a cup-shaped container including an open end and fixed to the first base plate by attaching the open end to the igniter collar, the cup-shaped container being provided within the combustion chamber and accommodating a gas generating agent therein; a module case adapted to cover the first base plate and the second base plate; and a fixing member for fastening the first base plate, the second base plate, and the module case by penetrating through the first base plate, the second base plate, and the module case, wherein, the cup-shaped container, the first base plate, and the second base plate define a space in which no gas generating agent is provided.