CN1426283A - toothbrush - Google Patents

toothbrush Download PDF

Info

Publication number
CN1426283A
CN1426283A CN 01808662 CN01808662A CN1426283A CN 1426283 A CN1426283 A CN 1426283A CN 01808662 CN01808662 CN 01808662 CN 01808662 A CN01808662 A CN 01808662A CN 1426283 A CN1426283 A CN 1426283A
Authority
CN
Grant status
Application
Patent type
Prior art keywords
bristles
bristle
tip
cut
toothbrush
Prior art date
Application number
CN 01808662
Other languages
Chinese (zh)
Other versions
CN100401940C (en )
Inventor
加藤孝夫
Original Assignee
狮王株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date

Links

Classifications

    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B9/00Arrangements of the bristles in the brush body
    • A46B9/06Arrangement of mixed bristles or tufts of bristles, e.g. wire, fibre, rubber
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B9/00Arrangements of the bristles in the brush body
    • A46B9/02Position or arrangement of bristles in relation to surface of the brush body, e.g. inclined, in rows, in groups
    • A46B9/04Arranged like in or for toothbrushes
    • A46B9/045Arranged like in or for toothbrushes specially adapted for cleaning a plurality of tooth surfaces simultaneously

Abstract

本发明提供的牙刷,其毛尖可以到达牙间的各部位,而且,具有最佳的除垢效果。 The present invention provides a toothbrush, which can reach all parts of tipping between the teeth, and, with the best cleaning results. 多个刷毛束(5)被固定于头部(1)的嵌毛面(4)中,被固定的刷毛束(5)的尖端以各刷毛束或所规定数量的刷毛束为单位被切割,使刷毛束(5)的尖端面成山形状。 Insert the matte side of the bristle bundles (5) is fixed to the head (1), (4), the bristle bundle is fixed to the tip (5) to each of the tuft or bristle bundles of the predetermined number of units to be cut, bristle bundles (5) the tip surface of a mountain shape. 被切割的刷毛束(5)的各刷毛(6),从根部到毛尖的截面面积呈逐渐变小的锥形状。 The cut bundle of bristles (5) of the bristle (6), cross-sectional area from the root to tip of the tapered shape tapered shape. 另外,越靠近刷毛尖端形成的山形顶部的刷毛(6),其尖端越呈尖锐的锥形状。 Further, the bristles closer to the top of the ridge formed by the bristle tips (6), which form a sharp tip of the tapered shape.

Description

牙刷 toothbrush

技术领域 FIELD

本发明涉及毛尖能有效到达牙间各部位,且具有很好的除垢效果的牙刷。 The present invention relates to tipping can effectively reach all parts of the interdental and having a good cleaning effect of a toothbrush.

背景技术 Background technique

以往,作为清除口腔内细小缝隙间的污垢,例如:清除牙间各部位污垢和牙垢的牙刷,从侧面看可知,其设有将刷毛的尖端按规定的倾斜度切成使刷毛束的尖端面呈山形的所谓切成山形的刷毛束。 Conventionally, as decontamination small gap between the oral cavity, for example: various parts of the interdental toothbrushes remove dirt and tartar, seen from the side, the bristle tip which is provided with predetermined inclination of the cut surface of the tip of the bristle bundles bundle of bristles cut to form a so-called mountain Yamagata. 具有切成山形刷毛束的牙刷,刷毛到达牙间的效果,取决于所嵌刷毛(单纤丝)的粗细(直径),较细的毛尖可以很容易进入到牙间的深处,可清除污垢和牙垢。 Toothbrush having a mountain-shaped cut tuft bristles between the teeth reach the effect, depending on the thickness of the embedded bristles (monofilaments) (diameter), can be easily fine tipped deep into between the teeth, can remove dirt and tartar. 但是,直径较细的刷毛,由于硬挺性差,长期刷牙使嵌毛部的耐久性减弱,并且,会出现除垢效果降低的问题。 However, the small diameter of the bristles, due to the stiffness of the poor, long-term durability brushing weakened embedded radical 82, and will appear cleaning effect is reduced. 因此,实际使用的牙刷,刷毛直径不能过细,通常使用的刷毛的直径应为6-10英寸(0.152-0.254mm)最合适。 Thus, the actual use of the toothbrush, the bristles can not be too small in diameter, the diameter of the bristles should be used normally 6-10 inch (0.152-0.254mm) most suitable.

如上所述,已知一种牙刷,其所嵌刷毛从刷毛的根部到毛尖的截面面积呈逐渐变小的锥形状(参照日本国实开昭56-155628号公报、实开平6-154号公报)。 As described above, there is known a toothbrush bristle insert its cross-sectional area from the root to tip of the bristles form a tapered shape gradually reduced (see Japanese Unexamined Patent Publication Sho No. 56-155628, JP solid Publication No. 6-154 ). 在这种牙刷中,由于此牙刷刷毛的尖端呈锥形状,可将刷毛的尖端粗细定为0.02mm左右,这样能有效到达牙间的各部位,由于刷毛的根部粗细可以保持在约6-8英寸(0.152-0.203mm),所以虽然长期刷牙使用后的嵌毛部的耐久性有所改善,但仍存在除垢效果减弱的问题。 In such a toothbrush, the toothbrush bristles since this tip has a tapered shape, the tip of the bristles can be given a thickness of about 0.02mm, which can effectively reach all parts between the teeth, due to the thickness of the root of the bristles may be maintained at about 6-8 inch (0.152-0.203mm), so the durability of embedded radical 82 after brushing Although the long-term use has improved, but there are still problems cleaning effect is reduced.

本发明的目的,在于解决上述现有技术中存在的问题,提供既可使毛尖有效到达牙之间的各部位,又能有效清除污垢的牙刷。 Object of the present invention is to solve the above problems in the prior art, to provide that the tipping can effectively reach all parts between the teeth, the toothbrush can effectively remove dirt.

发明内容 SUMMARY

为达到上述目的,本发明的牙刷设有嵌毛所需的头部,此头部包含被固定于嵌毛面的多个刷毛束,牙刷中的每个刷毛束是由多个刷毛组成,所述多个刷毛束的至少一部分的刷毛尖端以这种方式切割,即,从侧面看,各刷毛束或以规定数量的刷毛束组成的刷毛束群上的刷毛的尖端呈山的形状。 To achieve the above object, the present invention is provided a toothbrush required to insert the head hair, this header contains the insert is fixed to the matte side of the plurality of bristle bundles, each bristle bundle is composed of a plurality of toothbrush bristles, the said plurality of tufts of bristles at least a portion of the bristle tip cut in such a way that, viewed from the side, the bristles on the tip of each bristle group of bristle tufts or bristle bundles a predetermined number of the shape of a mountain. 这样切割后的刷毛束各刷毛的特征在于,从根部到毛尖的截面面积均逐渐变小地形成锥形。 Wherein each of the bristle tufts after cutting so that both gradually decreases to form a tapered cross-sectional area from the root of tipping.

如上所述,规定数量刷毛束的刷毛尖端被切割成山形,由于切割成山形的刷毛束的刷毛尖端制成锥形状,刷毛的尖端容易进入牙间各部位的深处,有效除去污垢和牙垢。 As described above, a predetermined number of bristle tuft tip is cut Yamagata, since the cut bundles of bristles are made tapered chevron tip, the tip of the bristles into the depths of the various parts easily between teeth, tartar and effectively remove dirt. 并且,由于刷毛呈锥形状,刷毛的根部可使用与普通牙刷相同程度粗细的刷毛,确保刷毛的硬挺性,能提供适当的刷扫效果。 Further, since the bristle has a tapered shape, the root of the bristles can be used with the same degree of thickness of an ordinary toothbrush bristle, bristles ensure stiffness, provide adequate brushing effect.

另外,所述被切割成山形的刷毛束中,由于越靠近刷毛尖端形成的山形顶部的刷毛,其尖端越呈尖锐的锥形状,使毛尖能够进入牙间各部位的深处,同时有效除去污垢和牙垢。 Further, the bundle of bristles is cut Yamagata, since the closer to the top of the mountain-shaped bristles forming the bristle tip, the tip of the pointed tapered shape, so that can be tipped into the depths of the respective parts of the interdental while effectively remove dirt and tartar.

而且,上述多个刷毛束,也可以将各个相邻的一对刷毛束的刷毛尖端配置成山形。 Further, the plurality of tufts of bristles, and each adjacent pair of the bristle tips of bristle bundles may be configured chevron.

另外,如:日本国实开昭56-155628号公报、实开平6-154号公报、特开平6-141923号公报、特开2000-14447号公报、或特开2000-23746号公报等所示,示出一些锥形刷毛,从根部到毛尖的截面面积呈连续变小趋势。 Further, as: Japanese Unexamined Patent Publication Sho No. 56-155628, a solid-Open No. 6-154, JP-A No. 6-141923 Publication, Laid-Open Patent Publication No. 2000-14447, No. 2000-23746 or Laid-Open Patent Publication like shown , shows a number of tapered bristles, cross-sectional area from the root to tip of the reduced form of a continuous trend. 但是,截面面积的连续变化并不一定是必须的,也可以不连续发生变化。 However, the continuous change in the cross-sectional area is not necessarily required, may vary discontinuously.

并且,锥形的刷毛的截面形状不一定呈圆形,如:日本国特开昭58-15812号公报、特开昭60-88110号公报、或实开平1-59421号公报所示,具有椭圆形或多边形等除圆形以外的其他切面形状均可。 Further, the sectional shape of the tapered bristles are not necessarily circular, such as: Japanese Patent Laid-Open Publication No. Sho 58-15812, Laid-Open Publication No. Sho 60-88110, No. Hei 1-59421 Publication, or real, the ellipse having other polygonal or other shape section other than a circular shape may be.

另外,锥形部分的锥度(倾斜角度),优选为将刷毛全部对齐,不对齐也可以,没有特殊的限定。 Further, the taper of the tapered portion (angle of inclination), preferably all of the bristles will align the unaligned may be, it is not particularly limited. 对于锥形刷毛的制作,可以使用如:用研磨机对尼龙单丝进行研磨加工、或是用酸或碱溶液溶解聚酯单丝(如:PBT)的方法。 For the production of tapered bristles may be used such as: a grinder for grinding monofilament nylon, polyester monofilament or dissolving with an acid or alkali solution (eg: PBT) method.

对构成具有头部的牙刷柄的所用树脂材料,没有特殊的限定,可以使用如:聚丙烯、聚乙烯、聚对苯二甲酸乙二醇酯、聚对苯二甲酸丁二醇酯、聚异丁烯酸甲酯、丙基纤维素、聚氨酯、聚酰胺、烷基苯磺酸酯(ABS)等材料。 The configuration of the handle having a head portion with a resin material is not particularly limited, and may be used such as: polypropylene, polyethylene, polyethylene terephthalate, polybutylene terephthalate, polyisobutylene methyl, propyl cellulose, polyurethane, polyamide, alkyl benzene sulfonate (ABS) and other materials. 从成本出发,使用聚丙烯最为理想。 Starting from the cost, the use of polypropylene is ideal.

附图说明 BRIEF DESCRIPTION

图1为与本发明一个实施形式有关的牙刷头部的简略放大侧视图。 A schematic enlarged side view of the toothbrush head of Figure 1 is one embodiment of the present invention is related.

图2为所嵌刷毛束部分的放大图。 FIG 2 is an enlarged view of part of the tuft embedded.

图3为与本发明的其他实施形式有关的牙刷头部的简略放大侧视图。 FIG 3 is a schematic enlarged side view of the toothbrush head with another embodiment of the present invention is related.

发明的具体实施方式 DETAILED EMBODIMENT OF THE INVENTION

下面,参照附图对本发明的实施方式进行说明。 Referring to the drawings of embodiments of the present invention will be described.

图1及图2为涉及本发明牙刷的一种实施形式的显示图。 1 and FIG. 2 is a graph showing the form of embodiment relates to a toothbrush of the present invention. 1为头部,2为与头部1相连接的颈部,3为手柄部,多个刷毛束5被嵌入设置于头部1的嵌毛面4上。 1 is a head, the neck portion 2 is connected with the head 1, handle portion 3, a plurality of tufts of bristles disposed in the insert 5 is embedded on the matte side of the head 4 1. 多根刷毛(单纤丝)6被扎起来分别构成的各刷毛束5,相邻的2束刷毛束5,5结合成1组,其刷毛的尖端被切割成山形,从侧面看刷毛束5,5的尖端面可知,按所规定的倾斜角形成山形。 A plurality of bristles (monofilaments) are tied up 6 5 bristle bundles each composed of adjacent bristle tufts 2 are combined into one group 5,5, which is cut into the tip of the bristles Yamagata, bristle bundles 5 from the side , found that the tip surface 5, formed by the ridge a predetermined pitch angle.

本发明实施形式中,所述被切割成山形的刷毛束5由各刷毛6组成,如图2所示,刷毛6是呈锥形的刷毛,其具有从根部到毛尖截面面积逐渐变小的锥形部7。 Embodiment of the present invention, the bundle of bristles is cut by the ridge 5 of the bristles 6, as shown in FIG 2, the bristles 6 are tapered bristles having a cross-sectional area from the root to tip of the cone becomes gradually smaller shaped portion 7. 而且,如图所示的牙刷中,越靠近被切割成山形的刷毛束5,5的山形顶部的刷毛6,其尖端越呈尖锐的锥形状。 Further, as shown in the toothbrush, the bristles closer to the top of the bristle bundle is cut Yamagata 5,5 Yamagata 6, which form a sharp tip of the tapered shape.

如上所述构成的牙刷,在其相邻的组合成对的刷毛束5,5被切割成山形的基础上,由于构成山形部分的刷毛束5,5的各刷毛6呈锥形状,刷毛6的尖端很容易进入到牙间各部位的深处,从而,可以有效清除牙间各部位的深处附着的污垢和牙垢。 Toothbrush constructed as described above, combined in pairs at their adjacent a tuft of bristles 5, 5 is cut on the basis Yamagata, since each bristle tuft configuration Yamagata 5,5 6 has a tapered shape portion, the bristles 6 tip easily deep into various parts of the interdental thus, can effectively remove dirt and tartar deep interdental various parts attached.

而且,在上述实施形式中,由于越靠近被切割成山形的成对刷毛束5,5的山形顶部的刷毛6,其尖端部越呈尖锐的锥形状,所以位于山形顶部附近的刷毛6具有更尖锐的刷毛,可进入得更深。 Further, in the above embodiment, since the closer the pair of tufts of bristles is cut to the top of the ridge of the mountain 5,5 bristles 6 which form a sharp tip portion of the tapered shape, so that the bristles located near the top of the ridge 6 having a more sharp bristles, can enter deeper.

由于每根刷毛6呈锥形状,刷毛6根部的粗细可以与一般牙刷相同。 Since each of the bristles 6 as a tapered shape, the root of the bristles 6 may be the same general thickness of the toothbrush. 因此,虽然使用了呈锥形的刷毛,还是可以确保毛的硬挺性,达到有效的除垢效果。 Therefore, although the use of tapered bristles, or to ensure stiffness of hair, to achieve effective cleaning effect.

上述牙刷的制造过程为,呈锥形的刷毛按要求的数量扎成刷毛束,嵌入牙刷头部的嵌毛面后,刷毛束的尖端表面以所希望的形状被切割成山形,必须要对构成切割成山形的刷毛束的刷毛尖端进行毛尖磨圆加工,或者,对毛尖进行单面或双面的磨削加工使之呈锥形。 Process for manufacturing the above-described toothbrush, were tapered bristle according to the required number of tied tufts of bristles embedded in embedding the matte side of the toothbrush head, the surface of the tip tuft to be cut into a desired shape ridge must be configured for Yamagata bristle tip cut tuft rounded tipped processing is performed, or, for double-sided or single-sided tipping grinding so tapered.

关于所述实施方式的牙刷,以嵌于头部1的嵌毛面4上的2个相邻的刷毛束5成1对为单位进行山形切割,对于山形的切割方法没有特殊限定,例如:图3所示以1个刷毛束为单位单独进行山形切割也可以,3个或3个以上的刷毛束为单位进行山形切割均可。 The toothbrush with respect to the embodiments, to the head insert embedded in the two adjacent tufts of bristles 4 on the matte side of 1 to 5 1 performs chevron cutting units, the cutting method is not particularly limited Yamagata, for example: FIG. 3 to an individual bristle bundle is chevron cutting units may be more than three or three bristle bundles can be performed in units of cut ridge. 或者,将嵌毛部的整个刷毛束进行山形切割也可以。 Alternatively, the insert portion of the entire bristle tufts may be cut ridge.

该实施形式中,虽然将嵌于头部1的嵌毛面4上的所有刷毛束5都进行山形切割,但对山形切割的具体部位并没有特殊的限定,例如:仅对头部1的前端半部及后端(颈部)半部进行切割使之呈山形,或是,仅沿头部1的外边缘对并列的刷毛束进行切割使之呈山形等,可以自由设定。 In this embodiment, although the head insert embedded in all bundles of bristles 4 on the matte side 5 are performed Yamagata 1 cleavage, but the exact location and ridge cutting is not particularly limited, for example: only the front end of the head portion 1 and a rear half portion (neck) so that half of the mountain-shaped cut, or, parallel to the bristle bundles are cut like a mountain shape so as to be set freely only along the outer edge of the head 1.

Claims (3)

  1. 1.一种牙刷,其包括:具有嵌毛面的头部,和在该头部的嵌毛面中固定的多个刷毛束,各刷毛束是由多根刷毛组成,其特征在于:所述多个刷毛束的至少一部分的刷毛的前端以这种方式进行切割,即,从侧面看各刷毛束或规定数量的刷毛束形成的各刷毛束群中,刷毛的尖端呈山的形状。 1. A toothbrush comprising: a head having a matte side fitted, and fixed on the matte side of the head fitted in a plurality of bristle bundles, each bristle bundle is composed of a plurality of bristles, characterized in that: said at least a portion of the plurality of bristles tufts of bristles are cut in this manner the front end, i.e., from the side of each of the tuft or bristle bundles in each group of a predetermined number of bundles of bristles formed of view, the shape of the bristle tips of the mountain. 被切割的刷毛束的各刷毛,从根部到毛尖的截面面积均逐渐变小地形成锥形。 The bristles are cut each bundle are gradually smaller from the root portion to form a tapered cross-sectional area of ​​the tipping.
  2. 2.根据权利要求1所述的牙刷,其特征在于:所述被切割的刷毛束中,越靠近刷毛尖端形成的山形顶部的刷毛,其尖端越呈尖锐的锥形状。 2. The toothbrush according to claim 1, wherein: said bundle of bristles is cut, the bristles closer to the top of the mountain is formed bristle tip, the tip was a sharp tapered shape.
  3. 3.根据权利要求1或2所述的牙刷,其特征在于:所述多个刷毛束,相邻的各对刷毛束的刷毛尖端以呈山形的方式进行设置。 3. The toothbrush of claim 1 or claim 2, wherein: said plurality of bristle bundles, each pair of adjacent bristle bundles to the bristle tip mountain-shaped manner is provided.
CN 01808662 2000-04-27 2001-03-08 Toothbrush CN100401940C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2000127538A JP4429471B2 (en) 2000-04-27 2000-04-27 toothbrush
JP127538/00 2000-04-27

Publications (2)

Publication Number Publication Date
CN1426283A true true CN1426283A (en) 2003-06-25
CN100401940C CN100401940C (en) 2008-07-16

Family

ID=18637121

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 01808662 CN100401940C (en) 2000-04-27 2001-03-08 Toothbrush

Country Status (3)

Country Link
JP (1) JP4429471B2 (en)
CN (1) CN100401940C (en)
WO (1) WO2001082741A1 (en)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101919744A (en) * 2010-08-20 2010-12-22 王雪军 Electric toothbrush
USD631257S1 (en) 2009-12-15 2011-01-25 Colgate-Palmolive Company Toothbrush
USD632084S1 (en) 2008-08-29 2011-02-08 Colgate-Palmolive Company Toothbrush
USD642803S1 (en) 2008-08-29 2011-08-09 Colgate-Palmolive Company Toothbrush
USD642802S1 (en) 2008-08-29 2011-08-09 Colgate-Palmolive Company Toothbrush
USD642804S1 (en) 2009-12-15 2011-08-09 Colgate-Palmolive Company Toothbrush
USD655916S1 (en) 2008-08-29 2012-03-20 Colgate-Palmolive Company Toothbrush
USD655917S1 (en) 2009-12-15 2012-03-20 Colgate-Palmolive Company Toothbrush
USD655918S1 (en) 2009-12-15 2012-03-20 Colgate-Palmolive Company Toothbrush
CN102395295A (en) * 2009-04-16 2012-03-28 狮王株式会社 Toothbrush and method for manufacturing same
USD671325S1 (en) 2009-12-15 2012-11-27 Colgate-Palmolive Company Toothbrush
US8776302B2 (en) 2008-08-29 2014-07-15 Colgate-Palmolive Company Oral care implement
CN106572738A (en) * 2014-07-07 2017-04-19 狮王株式会社 toothbrush

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8042217B2 (en) * 2004-11-02 2011-10-25 Colgate-Palmolive Company Toothbrush and method of making the same
USD764177S1 (en) 2014-07-31 2016-08-23 Colgate-Palmolive Company Oral care implement
USD764176S1 (en) 2014-07-31 2016-08-23 Colgate-Palmolive Company Oral care implement

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3065391U (en) * 1998-06-02 2000-02-02 幸男 石山 Toothbrush structure

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD642802S1 (en) 2008-08-29 2011-08-09 Colgate-Palmolive Company Toothbrush
USD655916S1 (en) 2008-08-29 2012-03-20 Colgate-Palmolive Company Toothbrush
USD632084S1 (en) 2008-08-29 2011-02-08 Colgate-Palmolive Company Toothbrush
USD642803S1 (en) 2008-08-29 2011-08-09 Colgate-Palmolive Company Toothbrush
US9549607B2 (en) 2008-08-29 2017-01-24 Colgate-Palmolive Company Oral care implement
US8776302B2 (en) 2008-08-29 2014-07-15 Colgate-Palmolive Company Oral care implement
CN102395295B (en) 2009-04-16 2014-04-09 狮王株式会社 Toothbrush and method for manufacturing same
CN102395295A (en) * 2009-04-16 2012-03-28 狮王株式会社 Toothbrush and method for manufacturing same
USD655917S1 (en) 2009-12-15 2012-03-20 Colgate-Palmolive Company Toothbrush
USD655918S1 (en) 2009-12-15 2012-03-20 Colgate-Palmolive Company Toothbrush
USD671325S1 (en) 2009-12-15 2012-11-27 Colgate-Palmolive Company Toothbrush
USD642804S1 (en) 2009-12-15 2011-08-09 Colgate-Palmolive Company Toothbrush
USD631257S1 (en) 2009-12-15 2011-01-25 Colgate-Palmolive Company Toothbrush
CN101919744A (en) * 2010-08-20 2010-12-22 王雪军 Electric toothbrush
CN106572738A (en) * 2014-07-07 2017-04-19 狮王株式会社 toothbrush

Also Published As

Publication number Publication date Type
WO2001082741A1 (en) 2001-11-08 application
JP2001299452A (en) 2001-10-30 application
JP4429471B2 (en) 2010-03-10 grant
CN100401940C (en) 2008-07-16 grant

Similar Documents

Publication Publication Date Title
US4894880A (en) Tooth brush
US3939520A (en) Tooth brush
US5896614A (en) Bristle arrangement for a toothbrush
US5926897A (en) Toothbrush having bristles for interproximal cleaning
US5799353A (en) Toothbrush
US6405401B1 (en) Toothbrush having a bristle pattern which provides enhanced cleaning
US20030033682A1 (en) Toothbrush
US6065176A (en) Toothbrush
US5991957A (en) Toothbrush
US6643886B2 (en) Toothbrush having an efficacious bristle pattern
US6161243A (en) Toothbrush and method for its manufacture
US6276021B1 (en) Toothbrush having a bristle pattern providing enhanced cleaning
US6006394A (en) Toothbrush
US5742972A (en) Toothbrush
US6108851A (en) Toothbrush
US6564416B1 (en) Toothbrush
GB2391462A (en) Toothbrush
US5622502A (en) Tooth brush with helical bristles and method
WO1994009678A1 (en) Toothbrush
US20110138560A1 (en) Toothbrush
JP2000000118A (en) Tooth brush
US20110219558A1 (en) Toothbrush
JP2009273760A (en) Toothbrush
WO1998038889A2 (en) Toothbrush
CN1347290A (en) toothbrush

Legal Events

Date Code Title Description
C06 Publication
C10 Request of examination as to substance
C14 Granted