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CN1464794A - 体育器具的握手带 - Google Patents

体育器具的握手带 Download PDF

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CN1464794A
CN1464794A CN02802368A CN02802368A CN1464794A CN 1464794 A CN1464794 A CN 1464794A CN 02802368 A CN02802368 A CN 02802368A CN 02802368 A CN02802368 A CN 02802368A CN 1464794 A CN1464794 A CN 1464794A
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赫弗里德·拉默
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Abstract

本发明涉及握手带(2)和替换握手带,用于诸如网球、橡皮球、网球戏球和羽毛球的球拍或棍棒的体育器具上,还涉及生产所述握手带(2)和替换握手带的方法。本发明提出的握手带和替换握手带包括相变材料,用于耗散和/或贮存使用者的体热,从而使使用者的握紧感觉大大改善。

Description

体育器具的握手带
发明的技术领域
本发明涉及一种握手带,即一种带或狭带,用于缠绕在诸如球类运动中使用的球拍或棍棒的体育器具的把手上,和涉及一种替换握手带,用于此类器具(球类运动的球拍或棍棒)上,特别是网球、橡皮球、网球戏球、羽毛球的球拍和高尔夫球杆上,还涉及生产所述握手带和替换握手带的方法。
发明的背景
用于体育器具,在本技术中它们也称作“握紧器”的此类握手带缠绕在一种体育器具的手柄或把手上,从而使用者能在最准确和最舒适的状态下握住体育器具。在这一方面,不同的标准,诸如胶粘性或粘性(粘结力)、将潮气带走和缓冲效果是重要的。例如,一种常用的替换握手带说明于US-A-5695418中。这种替换握手带包括一层毡层,一层闭合栅格的聚氨酯层装在其一侧上,而带衬垫的粘结层则贴在其另一侧上。该闭合栅格的聚氨酯层认为是用于改进冲击吸收和缓冲效果。
US-A-5695418中描述的替换握手带具有的闭合栅格聚氨酯层不能吸收潮气,或不能吸收多少潮气,从而在比赛期间,随着紧握体育器具的时间加长,由于使用者产生的汗水,握手带的胶粘性减弱。这样,体育器具的操纵性大大变坏。此外,US-A-5695418仅仅说明了替换握手带。
潜热贮存材料也是现技术中所熟知的。例如,DE-A-19813562描述了一种潜热体,其中一种石蜡基潜热贮存材料安装在具有安装空间的基础材料中。基础材料由单个基础材料元件构成,它们粘结在一起,在其中,潜热贮存材料的毛细管安装空间至少形成于基础材料元件之间。潜热贮存材料的又一个实例及其在低温防护套装、滑雪靴衬垫、暖袜、手套和面具中的可能应用在US-A-5722482中提及。此外,还可参看WO-A-00/70983,它说明了潜热贮存材料在鞋中的应用。
发明内容
本发明的一个目的是提出一种改进的握手带和替换握手带,具体讲,它们相对已知的握手带具有改进的胶粘性和较好的缓冲效果。该目的通过权利要求中的特征而达到。
为达到此目的,发明基本思想的出发点是,为了改进胶粘性,应最大限度地避免通常由于使用者的手与握手带之间的汗水引起的潮气。为此,根据本发明提出的握手带包括潜热贮存材料,它耗散使用者的体热和/或控制比赛期间握手带和/或使用者的手的温度。按照本发明的握手带的一个较优实施例,握手带的接触使用者手的外层由开口栅格聚氨酯材料制成,该材料能吸收和/或带走潮气。
在本发明中应用的潜热贮存材料常常又称作相变材料(PCM)。应用于本发明中的此类相变材料的实例说明于US-A-5 851 338、US-A-5955188、US-A-6077597和US-A-6099894中。适用于本发明的相变材料最好由纤维、织物或泡沫材料构成,它们包含充装有真正相变材料的微球或微胶囊。所选的相变材料由固体至液体,及相反的相变应发生于接近使用者体温的温度范围,如在34至36℃,最好在约35℃,发生相变时,液化期间,热量被吸收,而在固化期间,热量被释放。任何合适的相变材料组合均可应用。
借助本发明提出的握手带和替换握手带,手柄的胶粘性(粘结力)能持久地改进,这是因为应用了相变材料,从而握手带的温度被控制成使使用者的手较少出汗。这样,握紧感觉和/或粘性与常用的握手带相比能保持更为稳定。此外,还惊奇地出现了令人欣喜的结果,即通过应用相变材料,对缓冲效果也有有利的影响。这样,应用本发明提出的握手带和替换握手带能大大改善对体育器具的操纵性。
附图简述
图1是本发明的握手带第一实施例的横截面图;
图2是本发明的握手带第二实施例的横截面图;
图3是本发明的替换握手带第一实施例的横截面图;
图4是本发明的替换握手带第二实施例的横截面图;而
图5是常用握手带与本发明的握手带的平衡温度的比较图表。
较优实施例的详细说明
图1是本发明的握手带2的横截面图。握手带2适用于任何一种像球类运动的球拍,如网球、橡皮球、网球戏球或羽毛球的球拍,或棍棒的体育器具,并具有基本为狭长的形状,从而它能缠绕在体育器具的手柄或把手上。按照示于图1中的实施例,本发明提出的握手带2由三层构成。这种层结构包括外层4、中心层6和内层8。当体育器具处于使用状态时,外层4接触使用者的手,因此它应由能吸收和/或带走潮气的合适材料制成。特别适于作外层4的是一种开口栅格聚氨酯材料,它在潮气的贮存和带走以及减震方面具有特别优异的性能。外层4的厚度d1较好的是约0.10至0.50mm,最好的是为约0.15至0.25mm。
图1的中心层6至少包括一种相变材料(PCM)。中心层6最好基本全部由PCM构成。包含于层6中或用于形成此层的合适相变材料可例如从Outlast Technologies股份有限公司、Frisby Technologies股份有限公司或BASF公司获得。相变材料通常应用的量为约15至200g/m2,较好的是约25至80g/m2,更好的是约50至60g/m2。受推荐的相变材料以微球形式提供,它们放置在粘合材料中,以便形成中心层6。
本发明提出的并示于图1中的握手带2的实施例另外还包括一层内层8,它最好由毡制成,并用作基底或基础层。内层8最好具有梯形横截面,从而握手带围绕体育器具的手柄的缠绕能加速。中心层6和内层8在一起的厚度d2+d3较好的是约1.05至1.85mm。这样,握手带2的总厚度较好的为约1.3至2.3mm,更好的为约1.3至2.0mm。用作基底层的内层8能直接与中心层6相连接,如通过层压,或能包含一层单独的连接层10,如粘结层形式的单独连接层10。这对外层4与中心层6之间的连接也同样适用,在其中也能设置连接层12。
图2表示本发明提出的握手带2a的另一较为优选的实施例。图2中握手带2a的结构基本相当于参考图1说明的握手带2的结构;然而,握手带2a包括一层外层4a,它基本是图1中层4和6的组合,换言之,在握手带2a中,相变材料结合在外层4a中。层4a最好是由开口栅格聚氨酯制成,在其中包含着相变材料。层4a中相变材料的量是在15与200g/m2之间的范围,较好的是在25至80g/m2之间的范围,而最好的是在50与60g/m2之间的范围。层4a中相变材料的质量分量最优值是位于约5至20%的范围,更好的是位于10至15%的范围。握手带2a也具有内层8,它用作基底或基础层,并最好由毡制成,在其上贴敷着外层4a。
如图2所示,本发明提出的握手带2a的实施例只由两层主要层构成,因此它的生产更为容易,同时,相变材料布置得更接近使用者,从而所需的冷却效果能更快地获得。此外,还惊奇地出现了这样的结果,即握手带2a中的缓冲效果与常用的握手带相比特别令人欣喜。
图2中握手带2a的总厚度较好是约1.3至2.3mm,最好是约1.3至2.0mm,其中外层4约是0.10至0.80mm厚,较好的是约0.15至0.50mm,而内层8约是0.50至1.50mm厚,较好的是约0.75至1.25mm。在图2的实施例中,外层4a能直接贴敷至内层8上,或替而代之,能存在一层连接层10。
图3表示本发明提出的替换握手带2b的一个实施例。图3中替换握手带2b的基本结构基本相当于结合图1描述的握手带2的结构。然而,替换握手带2b还附加包括一条粘结带14,它基本沿着握手带的长度而伸展。粘结带14设置在层8的内表面上,即设置在层8的背离层4和6的表面上。此外,粘结带14最好设置有衬垫16,它覆盖着粘结带14的外露的粘结表面。为了将替换握手带2b贴敷至体育器具的手柄上,首先必须去除衬垫16,以便露出粘结带14的粘结表面,从而替换握手带2b能随后缠绕在体育器具的手柄上。
图4表示本发明提出的替换握手带2c的又一实施例。此替换握手带2c的结构基本相当于结合图2描述的握手带2a的结构。此外,在此握手带2c中,一条粘结带14出现在层8的背离相变材料的表面上,该粘结带14最好配置有衬垫16。
图5中的图表表示对于常用握手带与本发明提出的握手带或替换握手带,形成于使用者手和握手带之间随时间变化的平衡温度。用于图5中作为对比物的常用握手带的结构与本发明提出的握手带的结构相同,但不含相变材料。用于测量的本发明提出的握手带的结构相应于图2所示的握手带2a的结构,在此结构中相变材料结合于外层4a中。用于此测量实例的握手带2a的相变材料的质量分量是10%,外层4a由开口栅格聚氨酯材料制成。此质量分量约相当55g/m2。由图5的图表可得出,在约5分钟后,对常用握手带和本发明提出的握手带均已可找到平衡温度。然而,当常用握手带中的平衡温度约为34℃时,本发明提出的、包括约10%相变材料的握手带的平衡温度约为32℃。这样,由于使用了相变材料,本发明提出的握手带的平衡温度要比常用握手带的低约2℃。结果,应用本发明提出的握手带的使用者的手出汗要少些,从而需由握手带吸收的液体也少一些。这导致握紧感觉的改进,因为握手带的特征(如粘性、缓冲效果)保持不变,或至少在一段较长时间内保持不变。此外,还发现添加相变材料不改变液体带走和/或液体贮存能力。还有一个更惊奇的效果,即由于应用了相变材料,它对缓冲效果起了特别令人欣喜的影响,这导致握紧感觉的进一步改进。
为生产本发明提出的握手带,热相变材料可如上所述地结合在最好由开口栅格聚氨酯材料或泡沫材料(按照图2和4的实施例)构成的外层4a中,或者作为一层单独层6(按照图1和3的实施例)设置至内层8上。可替而代之或在这之外,还可将一层单独的相变材料层设置在外层4的外侧。但是,设置至内层8上更为合适,因为这为最好由毡制成的内层8提供了进行额外针形穿孔的可能性,从而它具有改进的潮气吸收性能。
此外,握手带的表面可成形有图案,例如通过压纹加工制成一种笔划或符号。更有甚者,在握手带中可成形有开口或孔以便改进潮气吸收性和/或通风。
在内层8之下至少可再成形一层,所述再成形一层例如可具有不同的颜色、冲击吸收作用和/或特别好的缓冲作用。如毡、无纺或弹性材料可用于制作这一/这些附加层(层组)。但即使有附加层(层组),本发明提出的这类握手带的总厚度较好地也应在1.3与2.3mm之间的范围,最好在1.3与2.0mm之间的范围。

Claims (32)

1.一种体育器具用的握手带(2;2a),所述握手带包括相变材料,用于耗散和/或贮存使用者的体热。
2.如权利要求1所述的握手带(2;2a),该握手带(2;2a)包括一种至少包含两层堆叠层(4、6、8;4a、8)的层结构。
3.如权利要求1或2所述的握手带(2a),包括一层内层(8)和一层外层(4a),其特征在于,内层(8)由毡制成,而外层(4a)包括开口栅格聚氨酯材料,在其中放置有相变材料。
4.如权利要求1或2所述的握手带(2),包括一层内层(8)、一层中心层(6)和一层外层(4),其特征在于,内层(8)由毡制成,中心层(6)包括相变材料,而外层(4)包括开口栅格聚氨酯材料。
5.如权利要求1至4中任一权利要求所述的握手带(2;2a),其特征在于,放置的相变材料量约为15至200g/m2,较好的量约为25至80g/m2,而最好约为50至60g/m2
6.如权利要求1至5中任一权利要求所述的握手带(2;2a),其厚度约为1.3至2.3mm。
7.如权利要求3、5和6中任一权利要求所述的握手带(2a),其特征在于,外层(4a)的厚度(d1+d2)约为0.10至0.80mm,最好约为0.15至0.50mm,而内层(8)的厚度(d3)约为0.50至1.50mm,最好约为0.75至1.25mm。
8.如权利要求4至6中任一权利要求所述的握手带,其特征在于,外层(4)的厚度(d1)约为0.10至0.50mm,最好约为0.15至0.25mm,而内层和中心层(8、6)在一起的厚度(d2+d3)约为1.05至1.85mm。
9.如权利要求1至8中任一权利要求所述的握手带(2;2a),其特征在于,相变材料放置于微球内。
10.如权利要求1至9中任一权利要求所述的握手带(2;2a),其特征在于,使用了若干种不同的相变材料。
11.如权利要求1至10中任一权利要求所述的握手带(2;2a),其特征在于,采用这样的相变材料,其相变的温度范围是约在32℃至38℃之间,较好的是约在34℃至36℃之间,最好是在约35℃的温度。
12.一种体育器具用的替换握手带(2b;2c),所述替换握手带包括一种至少由两层构成的层结构(4、4a、6、8、14、16),其特征在于,一层(14)是粘结层,而至少一层的再一层(4、4a、6、8)包括相变材料,用于耗散和/或贮存使用者的体热。
13.如权利要求12所述的替换握手带(2c),该替换握手带(2c)包括层(8),它由毡制成并布置在粘结层(14)上;以及外层(4a),它包括在其中放置有相变材料的开口栅格聚氨酯材料。
14.如权利要求12所述的替换握手带(2b),该替换握手带(2b)包括层(8),它由毡制成并布置在粘结层(14)上;层(6),它包括相变材料,并布置在毡层(8)上;以及外层(4),它包括开口栅格聚氨酯材料。
15.如权利要求12至14中任一权利要求所述的替换握手带(2b;2c),其特征在于,放置的相变材料量为约15至200g/m2,较好的量为约25至80g/m2,最好的为约50至60g/m2
16.如权利要求12至15中任一权利要求所述的替换握手带(2b;2c),其厚度为约1.3至2.5mm。
17.如权利要求13、15和16中任一权利要求所述的替换握手带(2c),其特征在于,外层(4a)的厚度(d1+d2)为约0.1至0.8mm,最好为约0.15至0.5mm,而毡层(8)的厚度(d3)为约0.50至1.50mm,最好为约0.75至1.25mm。
18.如权利要求14至16中任一权利要求所述的替换握手带(2b),其特征在于,外层(4)的厚度(d1)为约0.10至0.50mm,最好为约0.15至0.25mm,而毡层(8)及包括相变材料的层(4)在一起的厚度(d2+d3)为约1.05至1.85mm。
19.如权利要求12至18中任一权利要求所述的替换握手带(2b;2c),其特征在于,相变材料放置于微球内。
20.如权利要求12至19中任一权利要求所述的替换握手带(2b;2c),其特征在于,使用了若干种不同的相变材料。
21.如权利要求12至20中任一权利要求所述的替换握手带(2b;2c),其特征在于,采用这样的相变材料,其相变的温度范围是在约32℃至38℃之间,较好的是在约34℃至36℃之间,最好是在约35℃的温度。
22.一种体育器具用的握手带(2;2a)的生产方法,所述方法包括的步骤有:
(a)设置基底层(8);和
(b)将一种相变材料施加在基底层(8)上。
23.如权利要求22所述的方法,其特征在于,相变材料结合在覆盖层(4a)中,或作为层(6)设置在单独的覆盖层(4)之下。
24.如权利要求22或23所述的方法,其特征在于,基底层(8)由毡制成。
25.如权利要求23或24所述的方法,其特征在于,包含相变材料的层(4a),或者覆盖所述相变材料的层(4)包括开口栅格聚氨酯材料。
26.如权利要求22至25中任一权利要求所述的方法,其特征在于,涂敷有相变材料的基底层(8)具有针形穿孔。
27.一种体育器具用的替换握手带(2b;2c)的生产方法,所述方法包括的步骤有:
(a)设置基底层(8);
(b)将粘结层(14)设置在基底层(8)的一个表面上;和
(c)将相变材料设置在基底层(8)的另一表面上。
28.如权利要求27所述的方法,其特征在于,相变材料结合在覆盖层(4a)中,或作为层(6)设置在单独的覆盖层(4)之下。
29.如权利要求27或28所述的方法,其特征在于,基底层(8)由毡制成。
30.如权利要求28或29所述的方法,其特征在于,包含相变材料的层(4a),或者覆盖所述相变材料的层(4)包括开口栅格聚氨酯材料。
31.如权利要求27至30中任一权利要求所述的方法,其特征在于,涂敷有相变材料的基底层(8)具有针形穿孔。
32.如权利要求1至11中任一权利要求所述的握手带(2;2a)和如权利要求12至21中任一权利要求所述的替换握手带(2b;2c),它们是用于缠绕在网球球拍、橡皮球球拍、网球戏球球拍、羽毛球球拍的把手或高尔夫球的球杆上。
CNB028023684A 2001-07-13 2002-07-03 体育器具的握手带及该握手带的生产方法 Expired - Fee Related CN1319610C (zh)

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