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AssigneeNippon Koki Co., Ltd.
InventorsMinoru Hayashi, Mitoshi Matsufuji, Sakae Takahashi, Koichi Kamiji, Kouichi Kobari, Junichi Kishimoto, Michio Shioda, Masaaki Kawaguchi
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This invention relates to an air bag inflation gas generator to feed gas for inflation of air bags such as air bags for absorbing collision shocks, life jackets, rafts, and escape chutes. The air bag inflation gas generator according to the present invention has a combustion chamber comprising a bottom-closed cylinder of a housing body and a lid covering the opening of the bottom-closed cylinder. The housing body comprises the bottom-closed cylinder, a flange extending outward and formed integrally with the opening of the bottom-closed cylinder, and an external cylinder formed on the periphery of the flange and bent toward the bottom of the housing body. A plenum chamber is formed by covering the external and bottom-closed cylinders with a covering member from the bottom of the housing body and by welding the covering member to the cylinders.
As air bag inflation gas generator comprising a combustion chamber containing a gas generating agent, an igniter and an ignition agent arranged in the center of said combustion chamber to burn said gas generating agent, a combustion chamber filter arranged along an inner wall of said combustion chamber, a plenum chamber annularly surrounding and communicating with said combustion chamber to receive gas flow from said combustion chamber filter, a plenum chamber filter contained in said plenum chamber, and gas outlets provided with said plenum chamber to feed the gas flow from said plenum chamber filter to an air bag, wherein:
Dependencies are inferred from the claim text.