CN105691346A - 翻车乘客保护 - Google Patents

翻车乘客保护 Download PDF

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CN105691346A
CN105691346A CN201510811350.0A CN201510811350A CN105691346A CN 105691346 A CN105691346 A CN 105691346A CN 201510811350 A CN201510811350 A CN 201510811350A CN 105691346 A CN105691346 A CN 105691346A
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air bag
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CN105691346B (zh
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伊斯坎德·法鲁克
迪恩·M·贾拉迪
穆罕默德·奥玛·法鲁克
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23Inflatable members
    • B60R21/231Inflatable members characterised by their shape, construction or spatial configuration
    • BPERFORMING OPERATIONS; TRANSPORTING
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    • B60R21/02Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/20Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
    • B60R21/214Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in roof panels
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    • B60R21/20Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
    • B60R21/213Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle roof frames or pillars
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    • B60R21/20Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
    • B60R21/215Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member
    • B60R21/216Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member comprising tether means for limitation of cover motion during deployment
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    • B60R21/23Inflatable members
    • B60R21/231Inflatable members characterised by their shape, construction or spatial configuration
    • B60R21/2334Expansion control features
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    • B60R2021/0002Type of accident
    • B60R2021/0018Roll-over
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
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    • B60R21/20Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
    • B60R21/215Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member
    • B60R2021/21512Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member the lid being displaced towards the occupant during deployment
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    • B60R21/20Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
    • B60R21/215Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member
    • B60R2021/21537Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member characterised by hinges
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    • B60R21/16Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23Inflatable members
    • B60R21/231Inflatable members characterised by their shape, construction or spatial configuration
    • B60R2021/23153Inflatable members characterised by their shape, construction or spatial configuration specially adapted for rear seat passengers
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    • B60R21/02Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23Inflatable members
    • B60R21/231Inflatable members characterised by their shape, construction or spatial configuration
    • B60R2021/23192Roof bags, i.e. protecting the occupant in a roll-over situation
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    • B60R21/23Inflatable members
    • B60R21/231Inflatable members characterised by their shape, construction or spatial configuration
    • B60R21/2334Expansion control features
    • B60R21/2338Tethers
    • B60R2021/23386External tether means
    • BPERFORMING OPERATIONS; TRANSPORTING
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    • B60R21/02Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23Inflatable members
    • B60R21/231Inflatable members characterised by their shape, construction or spatial configuration
    • B60R21/232Curtain-type airbags deploying mainly in a vertical direction from their top edge

Abstract

一种乘客保护装置包括安全气囊和至少一根拉带,其中安全气囊具有设置为展开以覆盖内部车顶表面的至少一部分的顶板,至少一根拉带具有附接到第一附接点的第一端和可附接到第二附接点的第二端,第一附接点位于当安全气囊被展开时其面向车顶的表面上。

Description

翻车乘客保护
背景技术
包括在车辆内部中的安全装置可以是被动的,如,在碰撞前或当碰撞时不激活,或可以是主动的,如,当感测到或预测到碰撞时展开。例如,安全气囊是可以设置为在车辆的内部中展开的被动安全装置。然而,现有的安全气囊可能无法在所有的碰撞情况下——如,翻车——提供足够的乘员保护。
附图说明
图1是处于展开状态的示例性翻车乘客保护系统的透视图;
图2是处于收起(即,未展开)状态的图1的翻车乘客保护系统的透视图;
图3是在翻车期间展开的图1的翻车乘客保护系统的透视图;
图4是处于收起状态的示例性乘客保护装置的侧视图;
图5是处于展开状态的图4的乘客保护装置的侧视图;
图6是处于展开状态的图4的乘客保护装置的前视图;
图7是处于展开状态的第二示例性乘客保护装置的侧视图。
具体实施方式
参考附图,车辆翻车乘客保护系统50包括乘客保护装置10,装置10相应地包括安全气囊20和至少一根拉带30。安全气囊20包括在展开状态延伸以覆盖车辆100的内部车顶表面70的和/或后部车窗的至少一部分的顶板22。因此,处于展开状态的安全气囊20可以延伸到车辆100的后排座椅中的乘客的头部上方,从而在碰撞——例如翻车事件——期间提供保护。拉带30具有设置用于连接到第一附接点32的第一端31,第一附接点32位于当安全气囊20被展开时其面向车辆内部车顶表面70或一些其他车辆表面——如,车窗66的表面——的表面上。总体上,附接点32不设置在碰撞表面21上。拉带30的第二端33设置用于连接到第二附接点34。
车辆翻车乘客保护系统50通常进一步包括后窗台52,腔体54包括在后窗台52内。导向板56铰接地连接到后窗台52并且覆盖腔体54。如下面进一步描述,后窗台52和腔体54可以用于收起安全气囊20。导向板56可以用于覆盖并且封装处于收起状态的装置10,以及引导装置10的展开,也如下面进一步描述。
安全气囊20设置用于在翻车事件期间从乘客吸收能量,如,提供增强的乘客保护。当乘客相对于车辆100垂直移动时,如,在翻车情况中朝向地面,安全气囊顶板22为乘客提供碰撞表面21(见图3)。顶板22的表面通常具有由内部车顶表面70的形状和尺寸确定的形状和尺寸,并且因此可以是大体上弧形的或弧形和平面的某种组合。
如在附图中所示的,在所有实施例中虽然不是必要的,但是安全气囊20可以进一步包括延伸到顶板22下方的第一侧板24和延伸到顶板22下方与第一侧板24相对的第二侧板26。在说明的实施例中,如在附图中可以看到,侧板24、26的后拐角与顶板22的边缘一起终止于腔体54(以下进一步讨论)。第一侧板24和第二侧板26提供分别覆盖车辆100的侧面内表面的部分或全部——如,车窗66的部分或全部——的碰撞表面25、27。第一侧板24和第二侧板26,和顶板22一样,可以具有总体上弧形、总体上平面或弧形和平面的某种组合的表面。进一步地,侧板24、26可以以大体上直角或一些其他角度从顶板22延伸,使得在翻车事件期间包括顶板22和侧板24、26的安全气囊20总体上覆盖车辆100的内表面70、66等的至少一部分和/或提供用于乘客保护的至少局部盒式的碰撞表面21、24和25。因此,安全气囊20可以为乘客产生由顶板22和第一侧板24及第二侧板26所包围的空间。
如上所述,拉带30包括第一端31和第二端33。第一端31附接到位于安全气囊20的表面上的第一附接点32。第二端33附接到如下面进一步描述的位于车辆100部件上或者安装在车辆100部件上的第二附接点34以锚接拉带30。拉带30和第一附接点32及第二附接点34的各自的位置总体上被确定以提供安全气囊20的所需的充气形状和/或位置。控制安全气囊20和拉带30的形状有利地允许一经展开碰撞表面21就朝向车辆100的前方更远地延伸,并且在碰撞期间这比以本应可能的距离更远。例如,安全气囊20可以延伸到乘客的头部上方和/或沿着内部车顶表面70以提供碰撞表面21。
第二附接点34可以位于如车辆座椅靠背60、门槛板62或座垫64上。第二附接点34也可以是在允许适当锚接拉带30的车辆100的任何适合的部件上。在图5的示例中,第二附接点34在座垫64上。
作为第一拉带30的替代方案,或者除了第一拉带30以外,乘客保护装置10可以包括第二拉带40。第二拉带40包括第一端41和第二端43。第一端41设置用于附接到当安全气囊20被展开时安全气囊20面向车顶的表面上的第三附接点42。第二端43设置用于附接到第四附接点44。第二拉带40的使用允许在充气后进一步确定安全气囊20的方向和形状。对于在翻车和侧面碰撞期间为后部乘员提供最大保护的最佳气囊形状,具有两个拉带30和40是优选的,其中每个在第一侧板24和第二侧板26中的每个上。
拉带30的第一附接点32可以在第一侧板24上,并且第三附接点42可以在第二侧板26上以进一步确定包括碰撞表面的安全气囊20的充气的形状和/或朝向车辆100的前部的范围。当拉带30附接到第一侧板24并且第二拉带40附接到第二侧板26时,如图6所示,安全气囊20将被固定在车辆100中安全气囊20前方的点上,产生了用于乘客保护的较大的碰撞表面21。
总体来说,拉带30和/或40的使用允许安全气囊20——例如,顶板22——具有比本应可能的更大的长度,在本发明的背景下,安全气囊20的“长度”被定义为安全气囊20在展开状态从车辆100中由碰撞表面21覆盖的最后点到车辆中由碰撞表面21覆盖的最前点的范围。也如在此所提到的,拉带30、40可以允许确定安全气囊20的形状,如,碰撞表面21的和/或碰撞表面25、27的形状。例如,一个或多个拉带30、40可以用于使碰撞表面21、25、27中的一个或多个形成安全气囊20的局部盒式形状和/或覆盖车辆100内表面70的和/或车窗表面66的部分或全部。
乘客保护装置10总体上进一步包括充气机36和填充管38,其中充气机36设置为当检测到碰撞时经由填充管38给安全气囊20充气。充气机36和填充管38可以位于座椅靠背60上或座椅靠背60中。充气机36和填充管38都已知与车辆安全气囊系统一起使用,并且可以是任何适合的类型。进一步地,如已知的,安全气囊控制器(如,包括处理器和存储器的可编程设备)或诸如此类可以设置为检测各种即将发生或实际的碰撞,例如翻车事件,并且提供指令,由此触发安全气囊——例如安全气囊20——的展开,如,点燃或以其他方式触发充气机36以经由填充管38填充安全气囊20。
后窗台52位于座椅靠背60的后方。在系统50的收起状态,后窗台52容纳导向板56。进一步地,后窗台52包括腔体54,并且在系统50和装置10的收起状态包括安全气囊20。后窗台52可以从座椅靠背60延伸到车辆100的后部。腔体54可以是形成于后窗台52中的凹陷或从后窗台52移除的腔体。安全气囊20可以以任何适合的方式存放在腔体54中,如,卷起、折叠和/或压缩。
导向板56可以是铰接地连接到后窗台52的刚性板,如,由塑料或诸如此类形成。在系统50的收起状态,导向板56可以与后窗台52大体上齐平。在展开前,导向板56保护安全气囊20。在翻车期间,导向板56可以打开到一预定的角度,如,设置成将安全气囊20引导到头枕68上方并且避开乘客的头部的角度。
在一个示例中,在展开前,安全气囊20被卷起并且收储在腔体54中。充气机36和填充管38——例如已知的——连接到安全气囊20。导向板56与后窗台52大体上齐平。一旦碰撞和翻车,充气机36就通过填充管38给安全气囊20充气。充气的安全气囊20将导向板56抬高到与后窗台52的预定角度。安全气囊20膨胀到导向板56上方,导向板56总体上设置为打开一定的角度使得安全气囊20也膨胀到车辆座椅靠背60和头枕68上方进入车辆100的乘客舱。第一侧板24和第二侧板26充气,覆盖车辆100的车窗66的至少相应的部分。在本示例中,拉带30附接到第一侧板24上的第一附接点32和座垫64上的第二附接点34。第二拉带40附接到第二侧板26上的第三附接点42和座垫64上的第四附接点44。当安全气囊20充气时,拉带和第二拉带40伸展并且拉紧。拉带30和第二拉带40将安全气囊20引导到乘客上方,提供碰撞表面21。
如在此所使用的,术语“大体上”是指由于材料、加工、制造等缺陷,形状、结构、测量值、数量、时间等可以偏离准确描述的几何结构、距离、测量值、数量、时间等。
在附图中,相同的附图标记指示相同的元件。进一步地,这些元件中的部分或全部可以改变。关于在此所描述的部件、过程、系统、方法等,应当理解的是,这些提供用于说明某些实施例的目的,并且不应该以任何方式被解释为限制所要求保护的发明。
相应地,应当理解的是,以上说明书旨在是说明性的而不是限制性的。通过阅读以上说明书,除了提供的示例外,许多实施例和应用对本领域技术人员而言都是显而易见的。本发明的范围应参照所附权利要求连同这样的权利要求所享有的全部等效范围而确定,而不是参照以上说明书而确定。可以预期和预料的是,未来的发展将发生在在此所讨论的领域,并且所公开的系统和方法将结合到这样的未来的实施例中。总之,应当理解的是,本发明能够进行修改和变化并且仅由以下权利要求限制。
在权利要求中所使用的所有术语旨在给予其本领域技术人员所理解的平常和普通的含义,除非在此做出了明确相反的指示。特别是单数冠词——如“一”、“该”、“所述”等——的使用应该理解为叙述一个或多个所示元件,除非权利要求陈述了明确相反的限制。

Claims (20)

1.一种乘客保护装置,包含:
安全气囊,所述安全气囊具有设置为展开以覆盖内部车顶表面的至少一部分的顶板;以及
至少一根拉带,所述至少一根拉带具有附接到第一附接点的第一端和可附接到第二附接点的第二端,所述第一附接点位于当所述安全气囊被展开时其面向所述内部车顶表面的表面上。
2.根据权利要求1所述的乘客保护装置,进一步包含从所述顶板以一定角度延伸的第一侧板和从所述顶板以一定角度延伸、与所述第一侧板相对的第二侧板。
3.根据权利要求2所述的乘客保护装置,其中所述第一附接点在所述第一侧板上。
4.根据权利要求1所述的乘客保护装置,其中所述第二附接点定位在车辆座椅靠背、车辆门槛板和车辆座垫中的一个上。
5.根据权利要求1所述的乘客保护装置,其中所述第二附接点定位在当所述安全气囊被展开时其面向所述内部车顶表面的所述表面上。
6.根据权利要求1所述的乘客保护装置,其中所述至少一根拉带设置为确定所述安全气囊的碰撞表面的形状和范围中的至少一个。
7.根据权利要求1所述的乘客保护装置,进一步包含第二拉带,所述第二拉带具有附接到第三附接点的第一端和设置用于附接到第四附接点的第二端,所述第三附接点位于当所述安全气囊被展开时其面向所述内部车顶表面的所述表面上。
8.根据权利要求1所述的乘客保护装置,进一步包含充气机和填充管,其中所述充气机设置为当检测到碰撞时经由所述填充管给所述安全气囊充气。
9.一种翻车乘客保护系统,包含:
后窗台;
所述后窗台中的腔体;
导向板,所述导向板铰接地连接到所述后窗台且覆盖所述腔体;
安全气囊,所述安全气囊具有顶板;以及
至少一根拉带,所述至少一根拉带具有设置用于附接到第一附接点的第一端和设置用于附接到第二附接点的第二端,所述第一附接点位于当所述安全气囊被展开时其面向所述内部车顶表面的表面上;
其中所述导向板设置用于引导所述安全气囊从所述腔体进入所述车辆的乘客舱。
10.根据权利要求9所述的翻车乘客保护系统,其中所述导向板设置用于当展开时打开到一预定角度。
11.根据权利要求9所述的翻车乘客保护系统,其中所述导向板设置为处于与所述后窗台大体上齐平。
12.根据权利要求9所述的翻车乘客保护系统,进一步包含头枕,其中所述导向板设置为当展开时将所述安全气囊引导到所述头枕上方。
13.根据权利要求9所述的翻车乘客保护系统,进一步包含充气机和填充管,所述充气机设置为当检测到碰撞时经由所述填充管给所述安全气囊充气。
14.根据权利要求9所述的翻车乘客保护系统,其中所述安全气囊在展开前存放在所述导向板下方的所述腔体中。
15.根据权利要求9所述的翻车乘客保护系统,进一步包含第二拉带,所述第二拉带具有设置用于附接到第三附接点的第一端和设置用于附接到第四附接点的第二端,所述第三附接点位于当所述安全气囊被展开时其面向所述内部车顶表面的所述表面上。
16.根据权利要求9所述的翻车乘客保护系统,其中所述第二附接点定位在车辆座椅靠背、车辆门槛板和车辆座垫中的一个上。
17.根据权利要求9所述的翻车乘客保护系统,其中所述第二附接点定位在当所述安全气囊被展开时其面向所述内部车顶表面的所述表面上。
18.根据权利要求9所述的翻车乘客保护系统,其中所述至少一根拉带设置为确定所述安全气囊的碰撞表面的形状和范围中的至少一个。
19.根据权利要求9所述的翻车乘客保护系统,其中所述第一侧板设置为一旦展开就覆盖车窗的至少一部分。
20.根据权利要求15所述的翻车保护乘客系统,其中所述第一附接点在所述第一侧板上并且所述第三附接点在所述第二侧板上。
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