CN1642457A - 一种牙刷 - Google Patents
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- CN1642457A CN1642457A CN03805888.XA CN03805888A CN1642457A CN 1642457 A CN1642457 A CN 1642457A CN 03805888 A CN03805888 A CN 03805888A CN 1642457 A CN1642457 A CN 1642457A
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B9/00—Arrangements of the bristles in the brush body
- A46B9/02—Position or arrangement of bristles in relation to surface of the brush body, e.g. inclined, in rows, in groups
- A46B9/04—Arranged like in or for toothbrushes
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B9/00—Arrangements of the bristles in the brush body
- A46B9/005—Arrangements of the bristles in the brush body where the brushing material is not made of bristles, e.g. sponge, rubber or paper
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B9/00—Arrangements of the bristles in the brush body
- A46B9/08—Supports or guides for bristles
- A46B9/12—Non-adjustable supports
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B2200/00—Brushes characterized by their functions, uses or applications
- A46B2200/10—For human or animal care
- A46B2200/1066—Toothbrush for cleaning the teeth or dentures
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
一种牙刷,包括手柄和端部,可改善牙齿之间区域的清洁程度,所述端部包括横向于牙刷纵轴线线性排列的刷毛,刷毛沿其长度方向延伸等于或大于所在排列位置牙刷端部宽度的1/3,其特征在于,在排列两端的刷毛部分与垂直方向偏斜,刷毛设置呈现扇形横向排列。
Description
技术领域
本发明涉及一种牙刷,其包括把手和端部,可改进牙齿之间区域的清洁程度,所述端部包括横向于牙刷纵轴线排列的刷毛,刷毛沿其长度方向延伸等于或大于所在排列位置牙刷端部宽度的1/3。
背景技术
Blake的美国专利1 191 556详细公开了一种牙刷,包括带有柔性刮片的散布的普通毛簇。
国际专利申请99/01054公开了一种带有柔性翅片结构的牙刷,翅片通过刺入牙齿之间区域帮助清洁处理。
专利5 392 483详细介绍了一个专利申请,其具有普通的毛簇,其中牙刷的端部毛簇是互相倾斜的。
美国专利3 295 156公开了单个刷毛簇组成的扇形,但未汇合成线性排列刷毛。
发明内容
根据本发明,提出了一种牙刷,其包括把手和端部,可改进牙齿之间区域的清洁程度,所述端部包括横向于牙刷纵轴线的线性排列刷毛,刷毛沿其长度方向延伸等于或大于所在排列位置牙刷端部宽度的1/3,其特征在于,在排列两端的刷毛部分与垂直方向倾斜,刷毛设置呈现扇形横向排列。
线性设置最好具有扇形刷毛排列,其包括成排的单个固定毛簇。
组成扇形刷毛排列的毛簇通过所谓的固定技术适当地固定到牙刷端部,因此通过金属条弯曲毛簇成两半,其中金属条压入围绕毛簇孔的壁。
或者,毛簇可通过模型焊接法(in-mould welding)固定到牙刷端部。这是一种新技术,涉及围绕固定的毛簇模制牙刷端部。
用于固定毛簇到端部的毛簇孔具有适当的尺寸,以帮助形成扇形刷毛排列。这意味着毛簇孔最好互相靠近并线性排列。具体地,毛簇孔是正方形或矩形。当是矩形时具有两个相对的长壁面和两个相对的短壁面,孔排列成使长壁面基本对齐。长壁面长度应大于短壁面,长壁面最好是短壁面长度的1.01到1.2倍。短壁面最好与牙刷端部的纵轴线对齐。通过这种方式,扇形刷毛排列的各个毛簇可具有最大的汇合。
在优选的实施例中,当从上向下看时,横向线性排列两边的孔是缩小的,可使扇形刷毛的边具有软化的壁。这样可使突出超过法线刷毛表面的毛簇的硬度减少。
根据本发明的线性排列刷毛是扇形的。这意味着从牙刷顶端朝把手方向看,横向排列呈现毛簇壁,其底部比顶部窄,即刷毛区大于毛孔区,侧向延伸超过端孔。
扇形刷毛排列的刷毛一部分最好相对垂直方向倾斜。这些刷毛区最好与沿着牙刷端部纵轴线的中心线偏斜一角度。扇形刷毛排列的尺寸应使得扇形排列的端部互相倾斜0.5°到30°,5°到25°更好,最好是在13°到22°。
在优选实施例中,在线性排列的倾斜端部的刷毛部分占线性扇形排列刷毛的0.5到30%,3到25%更好,最好扇形线性排列刷毛的10到20%是倾斜的。
在另一优选实施例中,当从牙刷顶端朝把手看时,扇形排列的刷毛表面是弧形。就是,从牙刷端部刷毛排列的中间延伸,逐渐减少至两端。
在优选实施例中,根据本发明的牙刷包括另外的刷毛,其可以按照或者不按照牙刷制造技术的传统方式设置成毛簇,这些“传统”的刷毛在使用时提供了对牙齿额外的清洁。一般地,这些传统的刷毛从牙刷端部延伸到顶端的平均长度为1。组成扇形排列的刷毛延伸长度范围为1到1.51,1.05到1.41更好,最好是1.1到1.351。扇形排列刷毛的长度和其他传统的牙刷端部刷毛之间的关系在使用中提供了对牙齿的复合清洁。扇形排列刷毛从牙齿之间区域清除有机物残渣,传统的刷毛清除牙列上的有机物残渣,使有机物残渣能够当咳出时从口腔排除。
在另一优选实施例中,扇形排列的刷毛比传统毛簇的刷毛更柔软。柔软不仅是由于其长度较长,还因为所使用材料有更好的柔性。还因为扇形排列刷毛纤维的直径减少了。扇形排列刷毛的直径最好是传统刷毛直径的0.75到0.99,直径在0.85到0.95更好,最好是传统刷毛直径的0.9到0.95。
在又一优选实施例中,扇形排列通过支承靴支撑于牙刷端部。这种支承靴在现有技术中已知,如M+C Schiffer的欧洲专利EP 0 888072所公开的。
在优选实施例中,这种支承靴压迫扇形排列,使得毛簇呈现更聚集的刷毛表面,且不会损害扇形排列。最好,压迫沿与牙刷端部的纵轴线平齐的轴线发生。在另一可选择的方式中,压迫还可发生在基本横向于牙刷端部纵轴线的方向。通过这种方式,压迫稍微减少了在扇形排列边的倾斜刷毛的角度,但可以帮助在牙刷端部的刷毛聚集。
在又一优选的实施例中,从端部看支承靴的形状基本类似于扇形排列的形状。换句话,支承靴的形状最好也是弧形,中间高两边低。
各个支承靴最好包围整个扇形排列,使扇形排列不会失去其汇合的刷毛形状。
支承靴是一般用弹性体材料模制成,可使支承靴的支撑作用具有弹性。塑料制造领域的技术人员熟知现有技术中适当的弹性体。
在另一优选的实施例中,根据本发明的牙刷包括橡胶牙剔件,可进一步清洁牙齿之间的区域。尽管牙剔在牙刷中已知,但尚无人结合到本文所介绍的扇形刷毛排列。惊奇地发现,牙剔结合扇形排列使牙剔的清洁效率有极大地提高,由于扇形排列刷毛可松动硬物,以清除塞在牙齿之间的物质,然后牙剔能够容易地清除这些物质。
所述牙剔最好是平面结构,其平面横向于牙刷端部的纵轴线。因此,牙剔沿牙刷端部纵轴线移动的方向基本是弯曲的,在横向于牙刷端部纵轴线的方向不那么弯曲。这意味着牙剔沿横向于牙刷端部纵轴线的方向弯曲要比沿所述纵轴线的方向弯曲时的弹性低,并具有更大的清洁效果。这使得沿上下方向(沿横向于牙刷端部的纵轴线)刷牙时,而不是从一边向另一边刷时,牙剔可进入牙齿之间,剔除硬物清除牙间物质。从一边向另一边移动刷牙时,牙剔擦过牙齿的表面提供了牙齿抛光作用。
在优选实施例中,牙剔的形状朝向牙剔顶部是椭圆形。所述椭圆形状提供了最佳清洁效率,且不会损害齿龈。尖锐形状将会损害牙龈,完全的圆形不能将压力集中在顶部,不能充分地将固定在牙齿之间有机物残渣清除。
所述牙剔适合用与支承靴材料类似的弹性体材料来制造,这些材料可从市场上得到并具有不同的形式,这些对于所属领域的技术人员都是已知的。因此,通过仔细研究弹性体材料的物理性能,所属领域的技术人员可对牙剔的功能进行改进。
附图说明
现在将通过示例的方式并参考附图对本发明的特定实施例进行介绍,其中:
图1是根据本发明的牙刷端部一部分的侧视图;
图2是图1所示牙刷端部的端视图;
图3是根据本发明的牙刷端部一部分的侧视图;
图4是根据本发明的牙刷端部一部分的透视图;
图5是根据本发明的牙刷端部一部分的平面图;
图6是根据本发明的牙刷端部一部分的平面图;
图7是牙刷端部一部分的透视图;和
图8是显示牙刷端部的正视图。
具体实施方式
图1详细地显示出牙刷端部1,其包括扇形刷毛排列2。在这个视图中,不能觉察到扇形刷毛排列2是扇形,因为其横向位于牙刷端部,从端部看才能看到。为了简化,图中只显示了扇形刷毛排列,未显示出其他特征。本文会涉及到其他的特征,这些特征不会影响到扇形排列的性质。
图2显示了图1的牙刷端部,显示出牙刷端部1和扇形排列2。扇形排列的边上的刷毛与垂直方向倾斜α0。扇形排列中间的刷毛基本相对牙刷端部是垂直的。此外,图中只显示扇形排列,未显示任何其他的牙刷端部特征,这是出于简化的目的。如本文所介绍的,其他特征也可以显示,不会影响到扇形排列的性能。
图3是包括三个扇形排列2的牙刷端部。从牙刷端部的顶端开始,第一扇形排列相距第二扇形排列距离a。第二扇形排列与第三扇形排列相距距离b。距离b一般是距离a的0.5到1.1倍,0.6到0.9更好,最好是0.7到0.8倍。这些数值可应用于本发明的任何包括三排扇形排列的实施例。为了简化,图3再次只显示了扇形排列。
图4是根据本发明的牙刷的透视图。显示出扇形排列2支撑于支承靴4。所述支承靴从牙刷端部向上延伸扇形排列刷毛平均高度的5到30%。最好是延伸高度的10到25%。这些数值可应用于根据本发明的任何包括支承靴的牙刷。出于简化的目的,该图再次只显示了扇形排列。
图5显示了包括一排毛簇孔的牙刷端部,毛簇孔用于容纳扇形排列。显示出4个毛簇孔5,其具有长度为c和宽度为d的矩形。
图6显示了与图5类似的牙刷端部,但包括两个侧边毛簇孔6,其朝牙刷端部的边缩小。
图7显示了包括扇形排列2和清洁牙剔7的牙刷端部。所述牙剔7是椭圆形,在基本沿牙刷端部纵轴线的方向上具有平面。
图8显示了根据本发明的牙刷的正视图。所显示的牙刷端部包括三个纵向间隔开的扇形排列2,三个纵向间隔开的牙剔7和位于其间的传统的刷毛毛簇8。传统的毛簇从端部延伸长度1,扇形排列从端部延伸大于1的距离。牙剔位于所述扇形排列之间,扇形排列位于支承靴4上。组成扇形排列的刷毛不会沿纵向延伸超过支承靴的周边轮廓。
Claims (8)
1.一种牙刷,包括手柄和端部,用于改善牙齿之间区域的清洁程度,所述端部包括横向于牙刷纵轴线线性排列的刷毛,所述刷毛沿长度方向延伸等于或大于所在排列位置牙刷端部宽度的1/3,其特征在于,在排列两端的刷毛部分与垂直方向偏斜,刷毛设置呈现扇形横向排列。
2.根据权利要求1所述的牙刷,其特征在于,所述线性排列包括成排的单个固定毛簇。
3.根据权利要求1或2所述的牙刷,其特征在于,所述线性排列两端的刷毛部分具有0.5到20度的角度。
4.根据前面权利要求中任一项所述的牙刷,其特征在于,所述线性排列两端带角度的刷毛部分占据排列的刷毛总数的0.5到30%。
5.根据前面权利要求中任一项所述的牙刷,其特征在于,所述线性排列的刷毛边是弧形。
6.根据前面权利要求中任一项所述的牙刷,其特征在于,所述线性排列支撑于支承靴。
7根据权利要求6所述的牙刷,其特征在于,所述支承靴沿所述线性排列轴线的横向压迫线性排列。
8.根据前面权利要求中任一项所述的牙刷,其特征在于,所述牙刷还包括橡胶牙剔件。
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EP02251831 | 2002-03-14 | ||
EP02251831.0 | 2002-03-14 |
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CN1642457A true CN1642457A (zh) | 2005-07-20 |
CN100518576C CN100518576C (zh) | 2009-07-29 |
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US (1) | US6957469B2 (zh) |
EP (1) | EP1482821B1 (zh) |
CN (1) | CN100518576C (zh) |
AT (1) | ATE466497T1 (zh) |
AU (1) | AU2003210222A1 (zh) |
BR (1) | BR0308174B1 (zh) |
DE (1) | DE60332430D1 (zh) |
ES (1) | ES2343792T3 (zh) |
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2003
- 2003-02-07 WO PCT/EP2003/001216 patent/WO2003075711A1/en not_active Application Discontinuation
- 2003-02-07 AU AU2003210222A patent/AU2003210222A1/en not_active Abandoned
- 2003-02-07 CN CN03805888.XA patent/CN100518576C/zh not_active Expired - Fee Related
- 2003-02-07 DE DE60332430T patent/DE60332430D1/de not_active Expired - Lifetime
- 2003-02-07 EP EP03743802A patent/EP1482821B1/en not_active Expired - Lifetime
- 2003-02-07 AT AT03743802T patent/ATE466497T1/de not_active IP Right Cessation
- 2003-02-07 ES ES03743802T patent/ES2343792T3/es not_active Expired - Lifetime
- 2003-02-07 BR BRPI0308174-5A patent/BR0308174B1/pt active IP Right Grant
- 2003-03-11 US US10/385,815 patent/US6957469B2/en not_active Expired - Lifetime
-
2004
- 2004-08-19 ZA ZA200406619A patent/ZA200406619B/xx unknown
Cited By (13)
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US8776302B2 (en) | 2008-08-29 | 2014-07-15 | Colgate-Palmolive Company | Oral care implement |
USD632084S1 (en) | 2008-08-29 | 2011-02-08 | Colgate-Palmolive Company | Toothbrush |
USD642802S1 (en) | 2008-08-29 | 2011-08-09 | Colgate-Palmolive Company | Toothbrush |
USD642803S1 (en) | 2008-08-29 | 2011-08-09 | Colgate-Palmolive Company | Toothbrush |
USD655916S1 (en) | 2008-08-29 | 2012-03-20 | Colgate-Palmolive Company | Toothbrush |
US9549607B2 (en) | 2008-08-29 | 2017-01-24 | Colgate-Palmolive Company | Oral care implement |
USD642804S1 (en) | 2009-12-15 | 2011-08-09 | Colgate-Palmolive Company | Toothbrush |
USD655918S1 (en) | 2009-12-15 | 2012-03-20 | Colgate-Palmolive Company | Toothbrush |
USD655917S1 (en) | 2009-12-15 | 2012-03-20 | Colgate-Palmolive Company | Toothbrush |
USD671325S1 (en) | 2009-12-15 | 2012-11-27 | Colgate-Palmolive Company | Toothbrush |
USD631257S1 (en) | 2009-12-15 | 2011-01-25 | Colgate-Palmolive Company | Toothbrush |
CN105899102A (zh) * | 2013-09-18 | 2016-08-24 | 弗雷西博士有限责任公司 | 具有倾斜刷毛的牙刷 |
CN105899102B (zh) * | 2013-09-18 | 2018-03-16 | 弗雷西博士有限责任公司 | 具有倾斜刷毛的牙刷 |
Also Published As
Publication number | Publication date |
---|---|
BR0308174A (pt) | 2005-01-11 |
ATE466497T1 (de) | 2010-05-15 |
EP1482821B1 (en) | 2010-05-05 |
CN100518576C (zh) | 2009-07-29 |
US6957469B2 (en) | 2005-10-25 |
EP1482821A1 (en) | 2004-12-08 |
ZA200406619B (en) | 2006-07-26 |
US20030208865A1 (en) | 2003-11-13 |
BR0308174B1 (pt) | 2012-07-24 |
WO2003075711A1 (en) | 2003-09-18 |
DE60332430D1 (de) | 2010-06-17 |
ES2343792T3 (es) | 2010-08-10 |
AU2003210222A1 (en) | 2003-09-22 |
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