CN1886101B - 颈托 - Google Patents

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CN1886101B
CN1886101B CN2004800350724A CN200480035072A CN1886101B CN 1886101 B CN1886101 B CN 1886101B CN 2004800350724 A CN2004800350724 A CN 2004800350724A CN 200480035072 A CN200480035072 A CN 200480035072A CN 1886101 B CN1886101 B CN 1886101B
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克里斯托弗·詹姆士·莱亚特
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    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
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    • AHUMAN NECESSITIES
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Abstract

公开的颈托(10)包括两个段(12、14),该两段沿着分割线(18)以可释放方式彼此连接。该圈具有朝上的表面(30、76.1、20.2),其在所有方向限制戴头盔的头部的倾倒运动。该颈托还具有一个柱(68、70),其从圈向下延伸,用于将载荷传递到佩戴者脊柱两侧的后背上。

Description

颈托
技术领域
本发明涉及颈托。
背景技术
颈托总体上用于在佩戴者受到颈部损伤后支撑并固定佩戴者的颈部。
本发明的颈托的目的是对于使用者可能受到的大多数类型的颈部损伤提供保护,特别是对于参加体育运动的人可能受到的诸如骨折的损伤提供保护,在诸如高速机车运动的体育运动中,有受到严重颈部损伤的危险。
发明内容
根据本发明的第一方面,提供一种颈托,其包括:配合在佩戴者颈部周围的圈;在圈的后部倚靠于该圈的柱,从而该柱沿着佩戴者的后背向下延伸;以及沿着该柱的竖直边缘的衬垫,用于在脊柱的每侧向佩戴者的后背传递施加在颈托上的冲击载荷。
根据本发明的第二方面,提供一种颈托,其包括:用于配合在佩戴者颈部周围的圈;从圈向后方伸出的上延伸部;以及从所述向后延伸部向上延伸的壁,用于与防撞头盔的后边缘的下侧相接触并限制头盔向后方的倾斜;下后延伸部,依靠于所述下后延伸部的柱,使得该柱延佩戴者的后背向下延伸;以及沿着该柱的竖直边缘的衬垫,用于在脊柱的每侧向佩戴者的后背传递施加在颈托上的冲击载荷。
根据本发明的第三方面,提供一种颈托,其包括:用于配合在佩戴者颈部周围的圈;该颈托具有从圈向后方伸出的延伸部以及从所述向后延伸部向上延伸的壁,用于与防撞头盔的后边缘的下侧相接触并限制头盔向后方的倾斜。
在俯视图中,所述壁可以是曲线形的并跨过颈托的后部延伸,其一部分沿着颈托的每侧延伸,该壁的跨过颈托后部延伸的那部分基本上是高度恒定的,且壁的处于颈托侧面的那些部分在高度上是减小的,与跨过颈托延伸的那部分壁的距离增大。
优选地,所述壁向后方倾斜,从而提供朝上的倾斜表面,其位置能够阻止倾倒运动并防止头盔的后部突出。
根据本发明的第四实施例,提供一种颈托,其包括:配合在佩戴者颈部周围的圈,从所述圈向前和向下的延伸部,以及在该延伸部下侧的衬垫,用于承载于佩戴者的胸部并将施加在颈托上的冲击载荷传递到胸部。
根据本发明的第五实施例,提供一种颈托,其包括:配合在佩戴者颈部周围的圈,圈的前延伸部提供朝上的冲击表面,该冲击表面在颈托与全面部(full face)防撞头盔一起使用时,通过接触头盔的护面的下侧限制头盔的向下倾斜。
根据本发明的第六实施例,提供一种颈托,其包括:配合在佩戴者颈部周围的圈,圈的上前延伸部提供朝上的冲击表面,该冲击表面在颈托与全面部(full face)防撞头盔一起使用时,通过接触头盔的护面的下侧限制头盔的向下倾斜;圈的下前延伸部;该下延伸部的下侧上的衬垫,用于承载于佩戴者的胸部并将施加在颈托上的冲击载荷传递到胸部;以及连接上、下前延伸部的壁,该壁是中空的且由径向外皮和径向内皮构成边界。
在优选形式中,所述的上延伸部是中空的且由上皮和下皮构成边界,上延伸部的中空的内部与所述连接壁的内、外皮之间的空间相连通。
所述圈可以包括U形前段和U形后段,有可释放的锁扣装置用于将所述前段和后段彼此紧固。
在一种构造形式中,所述柱包括倚靠于圈的竖直延伸的棒,紧固于棒的比棒宽的板,该板从棒的每侧侧向伸出,所述衬垫由所述板承载。
连接上、下前延伸部的壁可以制造得使其构成一碎裂区。
附图说明
为了对本发明有更好的理解,并示出本发明如何实施生效,以下将参考附图以示例方式进行说明,在图中:
图1是根据本发明的颈托的主视图;
图2是颈托的示意图;
图3是颈托的俯视图;
图4是颈托的仰视图;
图5是颈托的后视图;
图6是颈托的侧视图;
图7是根据本发明的又一种颈托的主视图;
图8是图7中颈托的侧上示意图;
图9是图7中颈托的俯视图;
图10是图7中颈托的仰视图;
图11是图7中颈托的后视图;以及
图12是图7中颈托的侧视图。
具体实施方式
在图1-6中示出的颈托总的由10指出且包括前段12和后段14,它们被紧固在一起形成一个围绕佩戴者颈部的圈。这种连接可以包括两个弹簧加压的锁销,或者,优选地,一个弹簧加压的锁销16.1和一个铰链16.2。前、后段之间的分割线由18指出。
前段12在俯视图中是U形的并包括空心顶部凸缘20和实心底部凸缘22,它们由复合壁24连接在一起。
该顶部凸缘具有一个上面,其沿着曲线28成阶梯状以提供朝上的外表面30和朝上的内表面。外表面30高于内表面。内表面在图中是不可见的,因为它被一片马蹄形衬垫32挡住了。衬垫32以可释放方式被例如一条钩环紧固件(未示出)紧固于所述内表面,该钩环紧固件通常以Velcro作为商标出售,其固定于内、下表面的横向部分。衬垫32在表面30的上方凸出。
当沿着分割线18观察其后端时,顶部凸缘20以这样的方式倾斜:内、下表面的内边缘低于其外边缘,且表面30的内边缘低于其外边缘。表面30的前、横向延伸部分在径向宽于该表面的侧面部分并向上(具体见图6)弯曲形成朝前的唇部38。
底部凸缘22宽于顶部凸缘20并在侧向和前方都凸出超过顶部凸缘。凸缘22的下侧具有一层与其固定的衬垫材料40。在颈托10被佩戴时,该层40与佩戴者胸部的紧接于颈部下侧那部分相接触。
连接凸缘20、22的壁24在段12的前端是双层皮空心结构,朝着U形段12的分支的自由端是单皮结构。
段12的凸缘20、22的内边缘由壁24的弯曲内皮42连接。壁的外皮由44指出并从顶部凸缘20的下侧延伸到底部凸缘22的上表面。
底部凸缘22由单层皮构成,而顶部凸缘20如上所述是空心结构。顶部凸缘20的上皮形成表面30,衬垫32固定于该表面,其还形成唇部38的上表面。下皮形成唇部38的下侧并与壁24的外皮44融合。
因此,颈托的靠前部分是空心的,内部空间由顶部和底部凸缘20、22以及壁24的两层皮围成。空心唇部38形成皮42、44以及凸缘20、22之间的空间的前延伸部。
在皮44上设置通气孔(未示出),并在凸缘22上设置另外的通气孔46。这些通气孔都与所述内部空间连通并允许空气流过颈托的空心前段。
下凸缘的自由边缘在50(见图2)处台阶下沉,以允许两个段12、14交叠,这将在以下详细说明。
后段14包括顶部和底部凸缘52、54,在前、后段接合时,其形成前段12的顶部和底部凸缘20、22的连续部分。
顶部凸缘52设置成在其中带有台阶,从而其上表面具有低于径向外部分的径向内部分。径向外部分由56指出,且径向内部分具有通过一条或多条“Velcro”钩环紧固件紧固于其上的衬垫58。凸缘52是空心的并且由上皮和下皮形成边界,上皮构成凸缘的阶梯顶部表面。
颈托的后部由第一壁60以及第二壁62构成。
底部凸缘54在其后端向下弯曲,与壁60接合。在壁60中设置通气孔64并在壁60的朝后的表面的中心处设置竖直延伸的凹陷66。
棒68的上端处在凹陷66中并螺纹紧固于壁60。宽于棒68的板70通过螺钉或其他合适的手段紧固于棒68上并在两个水平方向上都凸出超过棒68。衬垫材料制成的U形垫72紧固于板70的朝前的表面。棒68和板70构成一个柱。
可以将楔形垫片(未示出)配合在棒68与壁60之间,从而使棒得到非竖直的取向。或者,可以使用两个面对面接触的楔形垫片将棒68相对于壁60向后移位,同时保持其竖直。
垫片还可以用在棒68和板70之间,从而将板70相对于棒形成角度,或者将其相对于棒向后位移。
壁62构成凸缘52的部分52的上延伸部。壁62在俯视图中具有大致三角形的侧段74,增大了朝向它们与壁62的横向段76相融合的区域的高度。该段76向后倾斜,以形成表面76.1(见图1)并在其中具有两个网眼覆盖的通气孔78。在其朝前表面上,段76具有两个衬垫片80,且在段74的内面上还有另外两个衬垫片82。
衬垫材料制成的垫片88设置在凸缘54的下侧。
凸缘54的前边缘构成得使得它们与凸缘22的后边缘交叠(见图2)。
锁扣16.1安装在段14上并包括弹簧加压的锁杆,其处于凸缘54的插座中并可以通过凸缘外部的促动元件手动位移。柄脚(tang)(未示出)紧固于段12并在段12和14连接时进入容纳锁杆的插座。该柄脚在其侧边缘具有成角度的槽口。只有通过将锁杆手动位移出槽口,才能将段12、14分开。
壁段76的顶部边缘和倾斜的前面76.1邻近佩戴者的防撞头盔并限制头部伸出和向后倾斜运动。由棒68和板70构成的柱通过垫72将冲击载荷传递到佩戴者的后背。这些载荷不施加在脊柱上,而是在位于脊柱两侧的两个区域上。
前段的顶部凸缘20位于全面部型头盔下边缘的下方,因而限制带上头盔的头的倾斜移动。凸缘22的前部靠在佩戴者胸部上,通过凸缘22的下侧上的衬垫40将载荷传递给胸部。
图7到12的颈托的大部分特征与图1到6中的颈托都是共同。使用相同的附图标记加上后缀“.1”来表示相同的部分。
两种颈托之间最重要的区别在于,图1-6中的壁段76在长度上小得多,如图12中所示。壁段76限制了头盔和头在箭头A方向上的移动。这样的移动在医学术语上称为“突出(projection)”。颈托的上表面限制了头部和头盔在箭头B所示方向上的移动。
示出的两种颈托都是用树脂和玻璃纤维或者碳纤维以及一种嵌埋在树脂中的诸如“Kevlar”织物制成的。“Kevlar”是这些材料中最强的,用在颈托的内侧。因此,如果颈托发生碎裂,其碎裂优先在外侧发生。因而破碎出的任何的碎片都在颈托之外,不会靠近佩戴者的颈部。
颈托的制造方式使得颈托的结构的某些区域比其余的区域脆弱。在受到冲击的情况下,这些区域将在颈托的其他部分之前崩塌并吸收冲击产生的力。该碎裂区在图1-6中用FZ标出。在图7-12的颈托中也存在相同的区。
通过例如使用强度较低的织物、将这些区域制造得比周围部分薄,或者通过将颈托构造得使断裂自然发生在需要的区域,来创造出上述的这种区域。
所述的颈托不是让受到颈部损伤的人佩戴的,而是让那些活动中增大了受到颈部损伤的机会的人佩戴的。
通过提供由衬垫材料覆盖的树脂的刚性基础结构,并在该基础结构中构造碎裂区,就可以通过吸收震动而将传递到佩戴者颈部区域的冲击震荡最小化。唇部38形成了圈的前延伸部,控制戴头盔的头部的前倾移动。头盔的后部下缘与壁段76的斜面76.1邻近并限制戴头盔的头部的突出和倾斜。最后,顶部凸缘的表面20.2放置在颈部的相对两侧(见图1和11),通过与头盔相接触来阻止头部的侧向移动。

Claims (7)

1.一种颈托,其适于与全面部防撞头盔一起使用,所述颈托包括:
配合在佩戴者颈部周围的圈;
在所述圈的后部位置倚靠于该圈的柱(68,70),从而该柱沿着佩戴者的后背向下延伸;
从所述圈向后方伸出的向后延伸部(52)以及从所述向后延伸部向上延伸的壁(62),用于与头盔的后边缘的下侧相接触并限制头和头盔向后方的倾斜;
所述圈的前延伸部(38)提供朝上的冲击表面,该冲击表面通过接触头盔的护面的下侧限制头盔的向下倾斜。
2.如权利要求1所述的颈托,其包括位于前段的空心顶部凸缘(20),所述顶部凸缘的表面(20.2)放置在颈部的相对两侧,并通过接触头盔来阻止头部的侧向移动。
3.如权利要求1或2所述的颈托,其中,所述壁向后方倾斜,从而提供朝上的倾斜表面,以限制头盔的突出和向后倾斜。
4.如权利要求1或2所述的颈托,其包括沿着所述柱(68,70)的竖直边缘的衬垫(72),用于在脊柱的每一侧向佩戴者的后背传递施加在颈托上的冲击载荷。
5.如权利要求1或2所述的颈托,其包括所述圈的下前延伸部(22),以及位于所述下前延伸部的下侧上的衬垫,所述下前延伸部的下侧上的衬垫用于承载在佩戴者的胸部上并将施加在颈托上的冲击载荷传递到胸部。
6.如权利要求1或2所述的颈托,其被制造成包含多个碎裂区,所述碎裂区具有比所述颈托的其余部分更弱的强度。
7.如权利要求1或2所述的颈托,其中,所述圈包括U形前段(12)和U形后段(14),有可释放的锁扣装置(16)用于将所述前段和后段彼此紧固。
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US7993293B2 (en) 2011-08-09
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US8002723B2 (en) 2011-08-23
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