IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0221676
(2001-03-12)
|
우선권정보 |
JP-0067986 (2000-03-13); JP-0254976 (2000-08-25) |
국제출원번호 |
PCT//JP01/01895
(2002-09-13)
|
§371/§102 date |
20020913
(20020913)
|
국제공개번호 |
WO01//68415
(2001-09-20)
|
발명자
/ 주소 |
- Saso, Takashi
- Tanabe, Fujio
- Tanaka, Koji
|
출원인 / 주소 |
- Nippon Kayaku Kabushiki-Kaisha
|
대리인 / 주소 |
Oblon, Spivak, McClelland, Maier &
|
인용정보 |
피인용 횟수 :
5 인용 특허 :
13 |
초록
▼
The present invention provides a gas generator for expanding and inflating a driver's seat airbag. The gas generator comprises two ignitor device 8, 9 for burning gas generants 7 packed in combustion chambers 3, 4, and enhancer device 10, 11 for allowing the flames from the ignitor device 8, 9 to be
The present invention provides a gas generator for expanding and inflating a driver's seat airbag. The gas generator comprises two ignitor device 8, 9 for burning gas generants 7 packed in combustion chambers 3, 4, and enhancer device 10, 11 for allowing the flames from the ignitor device 8, 9 to be propagated circumferentially and radially of a housing 1.
대표청구항
▼
1. A gas generator, comprising:a cylindrical housing; gas generants packed in the housing to generate gas by combustion; a plurality of ignitor devices for spouting flames into the housing to burn the gas generants packed in the housing, at least one of the ignitor devices is eccentrically disposed
1. A gas generator, comprising:a cylindrical housing; gas generants packed in the housing to generate gas by combustion; a plurality of ignitor devices for spouting flames into the housing to burn the gas generants packed in the housing, at least one of the ignitor devices is eccentrically disposed with respect to an axis of the housing; and at least one enhancer device for allowing the flame of the at least one eccentrically disposed ignitor device to be propagated circumferentially and radially of the housing, wherein the at least one enhancer device is provided extending circumferentially and radially in the housing, and wherein the at least one enhancer device is disposed above the gas generants and is in direct or indirect contact with the gas generants in the combustion chamber. 2. A gas generator, comprising:a cylindrical housing; gas generants packed in a plurality of combustion chambers partitioned in the housing to generate gas by combustion; a plurality of ignitor devices for spouting flames into the plurality of combustion chambers respectively to burn the gas generants packed in the plurality of combustion chambers respectively, at least one of the ignitor devices is eccentrically disposed with respect to an axis of the housing; and at least one enhancer device for allowing the flame of the at least one eccentrically disposed ignitor device to be propagated circumferentially and radially of the housing, wherein the at least one enhancer device is provided extending circumferentially and radially in the respective combustion chamber having the at least one eccentrically disposed ignitor device, and wherein the at least one enhancer device is disposed above the gas generants and is in direct or indirect contact with the gas generants in the respective combustion chamber. 3. The gas generator according to claim 2, wherein the at least one enhancer device comprises an enhancing space opening in the combustion chamber and extending circumferentially and radially of the housing, the flames from the ignitor device to be spouted thereinto.4. The gas generator according to claim 3, wherein the enhancing space is closed by a cushioning member, and the cushioning member has a plurality of enhancing holes.5. The gas generator according to claim 1 or 2, wherein the at least one enhancer device comprises an enhancer agent containing an auto-ignition explosive composition.6. The gas generator according to claim 2, wherein the respective combustion chamber is partitioned into upper and lower chambers.7. The gas generator according to claim 3, wherein the at least one enhancer device further comprises an enhancer agent.8. A gas generator, comprising:a cylindrical housing; gas generants packed in the housing to generate gas by combustion; a plurality of ignitor devices for spouting flames into the housing to burn the gas generants packed in the housing, at least one of the ignitor devices is eccentrically disposed with respect to an axis of the housing; and at least one enhancer device for allowing the flame of the at least one eccentrically disposed ignitor device to be propagated circumferentially and radially of the housing, wherein the at least one enhancer device comprises an enhancing space opening in the housing and is provided extending circumferentially and radially of the housing. 9. A gas generator, comprising:a cylindrical housing; gas generants packed in a plurality of combustion chambers partitioned in the housing to generate gas by combustion; a plurality of ignitor devices for spouting flames into the plurality of combustion chambers respectively to burn the gas generants packed in the plurality of combustion chambers respectively, at least one of the ignitor devices is eccentrically disposed with respect to an axis of the housing; and at least one enhancer device for allowing the flame of the at least one eccentrically disposed ignitor device to be propagated circumferentially and radially of the housing, wherein the at least one enhancer device comprises an enhancing space opening in the respective combustion chamber and is provided extending circumferentially and radially of the housing. 10. The gas generator according to claim 9, wherein;the at least one enhancer device is in direct or indirect contact with the gas generants in the respective combustion chamber, and the at least one enhancer device is disposed so as to receive the flames spouted from a respective ignitor device of the plurality of ignitor devices. 11. The gas generator according to claim 9, wherein the enhancing space is closed by a cushioning member; and the cushioning member has a plurality of enhancing holes.12. The gas generator according to claim 9, wherein the respective combustion chamber is partitioned into upper and lower chambers.13. The gas generator according to claim 8 or 9, wherein the at least one enhancer device further comprises an enhancer agent.14. The gas generator according to claim 13, wherein the enhancer agent contains an auto-ignition explosive composition.
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