Gas generating apparatus
First Claim
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1. A gas generating apparatus, comprising:
- a first combustion chamber having a first opening;
a second combustion chamber having a second opening;
wherein each of the combustion chambers contains an ignitor and a propellant;
a filter chamber accommodating a filter, wherein said filter chamber is separated from each of the combustion chambers;
wherein the apparatus is configured so that a combustion gas produced in the first combustion chamber exits through the first opening and enters a first portion of the filter chamber without passing through the second chamber;
a reverse flow prevention member provided in the second opening thereby preventing the combustion gas generated in the first combustion chamber from flowing into the second combustion chamber;
wherein the second combustion chamber extends through the first combustion chamber and the filter chamber.
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Abstract
A gas generating apparatus is provided which includes a first combustion chamber having a first opening and a second combustion chamber having a second opening. Each of the combustion chambers contains an ignitor and a propellant. A filter chamber that accommodates a filter is provided. The filter chamber is separated from each of the combustion chambers. The apparatus is configured so that a combustion gas produced in the first combustion chamber exits through the first opening and enters a first portion of the filter chamber without passing through the second chamber. The second combustion chamber extends through the filter chamber and the first combustion chamber.
27 Citations
10 Claims
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1. A gas generating apparatus, comprising:
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a first combustion chamber having a first opening;
a second combustion chamber having a second opening;
wherein each of the combustion chambers contains an ignitor and a propellant;
a filter chamber accommodating a filter, wherein said filter chamber is separated from each of the combustion chambers;
wherein the apparatus is configured so that a combustion gas produced in the first combustion chamber exits through the first opening and enters a first portion of the filter chamber without passing through the second chamber;
a reverse flow prevention member provided in the second opening thereby preventing the combustion gas generated in the first combustion chamber from flowing into the second combustion chamber;
wherein the second combustion chamber extends through the first combustion chamber and the filter chamber. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification