Trw Airbag Systems Gmbh

Fabien Cristoforetti

Sebastian Bierwirth

Hans-Peter Neumayer

Dieter Spitzenberger

Dieter Sptizenberger

A gas generator () comprises an outer housing, which has at (east two housing parts (), which are connected to each other, in the form of a diffuser bowl () with outflow openings () towards the outside and a cover () directly connected to the diffuser bowl (). Inside the gas generator (), at least one first and one second combustion chamber () are provided, wherein the first combustion chamber () is delimited by an inner wall () and the second combustion chamber () is located within the space delimited by the diffuser bowl () and the cover (). The diffuser bowl () and/or the cover () comprise a section () that is shaped, in particular deep-drawn, into an indentation, forming at least partially a circumferential section of the inner wall ().

Gas generator

A gas generator () comprises an outer housing, which has at least two housing parts (), which are connected to each other, in the form of a diffuser bowl () with outflow openings () towards the outside and a cover () directly connected to the diffuser bowl (). Inside the gas generator (), at least one first and one second combustion chamber () are provided, wherein the first combustion chamber () is delimited by an inner wall () and the second combustion chamber () is located within the space delimited by the diffuser bowl () and the cover (). The diffuser bowl () and/or the cover () comprise a section () that is shaped, in particular deep-drawn, into an indentation, forming at least partially a circumferential section of the inner wall ().

The invention relates to a gas generator () for use in a safety device for motor vehicles comprising a housing and a propellant () contained in a combustion chamber () of the housing for generating a pressurized gas, the housing comprising a first housing part () and a second housing part () at least partly surrounded by the first housing part () and at least one igniter () for igniting the propellant (), and an annular filter () surrounding the combustion chamber () in which the propellant () is located. The filter () comprises a peripheral portion () and a radial portion (), the radial portion () serving as filling body for the propellant () in the combustion chamber ().

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Mühldorf am Inn, Germany

Fabien Cristoforetti