Air bag module

• US 20070029769A1
• Filed: 08/07/2006
• Published: 02/08/2007
• Est. Priority Date: 08/08/2005
• Status: Active Grant

• Current Assignee: Daicel Chemical Industries Limited
• Original Assignee: Daicel Chemical Industries Limited
• Inventors: Katsuda, Nobuyuki, Yabuta, Mikio
• Granted Patent: US 7,510,210 B2
• Time in Patent Office: Days
• US Class Current: 280/737
• CPC Class Codes: B60R 2021/2648 comprising a plurality of combustion chambers or sub-chambers
• CPC Class Codes: B60R 21/217 Inflation fluid source retainers, e.g. reaction canisters; Connection of bags, covers, diffusers or inflation fluid sources therewith or together

Abstract

The present invention provides an air bag module comprising; a module case accommodating a gas generator and an airbag, the gas generator having a housing, which is a assembly of a first base plate and a second base plate provided with a plurality of gas discharge ports, and at least one combustion chamber accommodated inside the housing, the module case being attached to a connection section of the first base plate and the second base plate at an opening portion of the module case.

Claims

1. An air bag module comprising;

a module case accommodating a gas generator and an airbag,

the gas generator having a housing, which is a assembly of a first base plate and a second base plate provided with a plurality of gas discharge ports, and at least one combustion chamber accommodated inside the housing,

the module case being attached to a connection section of the first base plate and the second base plate at an opening portion of the module case.

2. The air bag module according to claim 1, wherein the combustion chamber has an ignition device and a gas generating agent accommodated inside a cup-shaped container having a fragile section, and the fragile section of the cup-shaped container is ruptured by actuation of the ignition device to form a gas discharge path.

3. The air bag module according to claim 1 wherein the ignition device is fixed to the first base plate.

4. The air bag module according to claim 2 wherein the ignition device is fixed to the first base plate.