CN201325407Y - 帘式气囊导气管 - Google Patents

帘式气囊导气管 Download PDF

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Publication number
CN201325407Y
CN201325407Y CNU2008202190710U CN200820219071U CN201325407Y CN 201325407 Y CN201325407 Y CN 201325407Y CN U2008202190710 U CNU2008202190710 U CN U2008202190710U CN 200820219071 U CN200820219071 U CN 200820219071U CN 201325407 Y CN201325407 Y CN 201325407Y
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curtain type
admission port
tube body
air
cloth
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Expired - Fee Related
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CNU2008202190710U
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English (en)
Inventor
王玲
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Shenyang Jinbei Jinheng Automotive Safety System Co., Ltd.
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JINHENG MOTOR SAFETY SYSTEM CO Ltd JINZHOU
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Abstract

一种帘式气囊导气管,解决了现有的导气管多采用金属管或橡胶软管,造价高,缺乏柔软性和灵活性、难以折叠的问题。它有一个管体,在管体一侧为进气口,其特殊之处是:管体是由一块尼龙布片经折叠缝纫而成,且对应进气口处的布片至少为两层,在管体上设有多个排气孔。优点是:造价低廉,柔韧性好,便于折叠,占用空间小,方便运输;由于对应进气口处的布片至少为两层,可避免充气时由于气压过大而将布片撕破,确保其工作可靠。

Description

帘式气囊导气管
技术领域
本实用新型涉及一种配备在汽车上的帘式气囊部件,特别涉及一种帘式气囊导气管。
背景技术
帘式气囊装置安装在车顶边纵梁上,在侧面碰撞事故中用于保护驾驶员和乘员的头部,由于气体发生器开始起爆时瞬时压力很大,仅仅依靠气袋布料本身无法承受这个瞬间压力。为了抵抗这种局部的压力,普遍在帘式气囊气体发生器的出气口使用导气管,导气管不仅能够承受气体发生器起爆时的压力,而且还能够起到气体分流作用。现有的导气管多采用金属管或橡胶软管,造价高,缺乏柔软性和灵活性、难以折叠,尤其是金属管,占用空间大,给运输带来许多不便。
发明内容
本实用新型的目的是要解决现有帘式气囊导气管造价高、难以折叠的问题,提供一种造价低、便于折叠和运输的帘式气囊导气管。
本实用新型是这样实现的:该帘式气囊导气管包括管体,在管体一侧设有进气口,其特殊之处是:管体是由一块尼龙布片经折叠缝纫而成,且对应进气口处的布片至少为两层,在管体上设有多个排气孔。
上述的帘式气囊导气管,对应进气口处的多层布片的两端缝纫或粘接在一起,以便于安装充气装置。
上述的帘式气囊导气管,对应进气口处的排气孔外缘分别设有缝纫线,以避免充气时由于气压过大而将排气孔撕裂。
本实用新型的优点是:造价低廉,柔韧性好,便于折叠、占用空间小,方便运输;由于该帘式气囊导气管进气口处的布片至少为两层,可避免充气时由于气压过大而将布片撕破,确保其工作可靠。
附图说明
图1是本实用新型的结构示意图;
图2是图1对应进气口为两层布片的A-A剖视放大图;
图3是本实用新型(对应进气口为两层布片)的展开示意图;
图4是图3中布片第一次折叠缝纫后的示意图;
图5是图1对应进气口为三层布片的A-A剖视放大图。
图中:管体1,进气口101,排气孔102,缝纫线2,缝纫线3,缝纫线4。
具体实施方式
如图1-图4所示,本实用新型有一个管体1,在管体1一侧设有进气口101,所述的管体1由一块尼龙布片经折叠再通过缝纫线2缝纫而成,且对应进气口101处的布片为两层(此处布片也可如图5所示为三层,或者为更多层),对应进气口101处的两层布片的两端通过缝纫线3缝合在一起(也可粘接在一起),在管体1上设有多个排气孔102,在对应进气口101处的排气孔102外缘分别设有起加强作用的缝纫线4,以避免充气时由于气压过大而将排气孔102撕裂。

Claims (3)

1、一种帘式气囊导气管,包括管体,在管体一侧为进气口,其特征是:管体是由一块尼龙布片经折叠缝纫而成,且对应进气口处的布片至少为两层,在管体上设有多个排气孔。
2、根据权利要求1所述的帘式气囊导气管,其特征是:对应进气口处的多层布片的两端缝纫或粘接在一起。
3、根据权利要求1或2所述的帘式气囊导气管,其特征是:对应进气口处的排气孔外缘分别设有缝纫线。
CNU2008202190710U 2008-11-07 2008-11-07 帘式气囊导气管 Expired - Fee Related CN201325407Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008202190710U CN201325407Y (zh) 2008-11-07 2008-11-07 帘式气囊导气管

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008202190710U CN201325407Y (zh) 2008-11-07 2008-11-07 帘式气囊导气管

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CN201325407Y true CN201325407Y (zh) 2009-10-14

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102398562A (zh) * 2010-09-13 2012-04-04 奥托立夫开发公司 汽车安全气帘的充气装置
CN102416920A (zh) * 2011-10-19 2012-04-18 湖南大学 基于h型安全气囊的行人头部损伤防护***

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102398562A (zh) * 2010-09-13 2012-04-04 奥托立夫开发公司 汽车安全气帘的充气装置
CN102416920A (zh) * 2011-10-19 2012-04-18 湖南大学 基于h型安全气囊的行人头部损伤防护***

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Owner name: SHENYANG JINBEI JINHENG AUTOMOTIVE SAFETY SYSTEMS

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Effective date: 20141103

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Free format text: CORRECT: ADDRESS; FROM: 121007 JINZHOU, LIAONING PROVINCE TO: 110141 SHENYANG, LIAONING PROVINCE

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Effective date of registration: 20141103

Address after: 110141, No. 10, No. 1, development road, Shenyang economic and Technological Development Zone, Shenyang, Liaoning

Patentee after: Shenyang Jinbei Jinheng Automotive Safety System Co., Ltd.

Address before: 121007 Jinzhou economic and Technological Development Zone, Bohai, the main street, No. 4, No., No. 16

Patentee before: Jinheng Motor Safety System Co., Ltd., Jinzhou

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20091014

Termination date: 20171107