Heat treated combustion chamber housing and process for making s

Details Heat treated combustion chamber housing and process for making s Heat treated combustion chamber housing and process for making s

1999-07-27

2000-08-29

Bryant, David P.

Metal working

Method of mechanical manufacture

Structural member making

29558, 148639, B21D 5388

Patent

active

061089087

ABSTRACT:
A combustion chamber housing for use in an airbag deployment system has a tubular body portion having a length and defining a combustion chamber that is adapted to contain combustion materials and to contain gases produced from the combustion thereof. The body has an expanded region having an edge defining an opening. The edge and a portion of the body adjacent to the edge and extending longitudinally therefrom along the body is heat-treated and defines a heat-treated, strengthened region. A method for heat treating the housings is also disclosed.

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