|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||280/741; 280/736; 102/530|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 8 인용 특허 : 24|
The present invention relates to a gas generator, in particular for airbag modules in motor vehicles, comprising two generator stages each of which includes in its pressure housing at least one igniter, at least one propellant charge and at least one combustion chamber. An inner generator stage is arranged at least substantially inside an outer generator stage and the two generator stages are arranged at least partly in a common filter housing together with a common filter unit arranged outside a pressure housing of the outer generator stage.
The invention claimed is: 1. A gas generator for generating an inflation gas for an inflatable cushion in a vehicle, comprising:an outer pressure stage comprising an outer pressure housing defining an outer combustion chamber and an outer outflow opening, an outer propellant charge disposed within the outer combustion chamber and an outer charge igniter effective to ignite said outer propellant charge;an inner pressure stage comprising an inner pressure housing disposed within the outer pressure housing and defining an inner combustion chamber and an inn...