CN1156574A - Toothbrush - Google Patents

Toothbrush Download PDF

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Publication number
CN1156574A
CN1156574A CN96117266A CN96117266A CN1156574A CN 1156574 A CN1156574 A CN 1156574A CN 96117266 A CN96117266 A CN 96117266A CN 96117266 A CN96117266 A CN 96117266A CN 1156574 A CN1156574 A CN 1156574A
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CN
China
Prior art keywords
bristle
distal portions
bristle tuft
toothbrush
tuft
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CN96117266A
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Chinese (zh)
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CN1119097C (en
Inventor
余吾益弘
井坂隆一
田中裕司
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lion Corp
Original Assignee
Lion Corp
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Filing date
Publication date
Application filed by Lion Corp filed Critical Lion Corp
Publication of CN1156574A publication Critical patent/CN1156574A/en
Application granted granted Critical
Publication of CN1119097C publication Critical patent/CN1119097C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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

Abstract

Disclosed is a toothbrush. A toothbrush head (10) comprises an adjacent part (1) which is extended from a toothbrush handle (12) and provided with a first bristle planting surface (5) and a far-end part (2) which forms a second bristle planting surface (6) and leans relative to the first bristle planting surface of the adjacent part with an included angle; a first and a second bristle bundles (3, 4) are respectively arranged on the adjacent part and the far-end part; the arrangement of the second bristle bundle (4) on the far-end part ensures that the distance between the bristle bundles and/or the distance from the second bristle planting surface to the top of the second bristle bundle are/is shorter than the distance or the lengthen of the first bristle bundle on the adjacent part.

Description

Toothbrush
The present invention relates to a kind of mouth cleaning toothbrush that is used to guarantee satisfied oral hygiene, more particularly relate to the toothbrush of cleaning and remove interdental dental plaque with water that is used for finishing effectively to tooth in the position that is difficult to clean with water.
Generally be used for for example back tooth of cleaning teeth or its position that is difficult to clean with water, the inboard of tooth or the toothbrush of gum generally all be according to as be 2224/1984,7724/1991 at publication number, or in the Japanese Utility Model such as 36421/1994 disclosed mode constitutes.More particularly, toothbrush generally comprises brushhead portion, wherein, towards bristles bend, therefore, distal portions is crooked or tilts distal portions in the central authorities of brushhead portion, bristle tuft is positioned to toward each other to tilt on each position of brushhead portion, and a bristle placing portion is provided whereby.
Comprise that its habitual toothbrush that is provided with the brushhead portion of distal portions crooked or that tilt is convenient to clean with water tooth row's the outside or cheek side, the inboard of the inboard of tooth or tongue side, particularly labial teeth.In addition, it can clean the distal side (distal surface of the mortar tooth of distal-most end) of the backteeth that is difficult to clean with water satisfactorily with water.
Yet the habitual toothbrush of said structure makes bristle tuft bother very much in the bending of brushhead portion or the arrangement on the beveled distal end part.In addition, utilize two to put a mao machine and settle bristle tuft to cause manufacturing cost to increase.In addition, the bristle of the bristle tuft on distal portions outwards stretches easily, makes durability reduce.This is because the bristle on bristle on the distal portions that tilts and the horizontal component at brushhead portion more effectively He dearly leans on tooth, causes the former to suffer plastic deformation easily.
In view of the above-mentioned shortcoming of prior art and finished the present invention.
Therefore, an object of the present invention is to provide and a kind ofly utilize one to put the toothbrush that mao machine just can be made easily.
Another object of the present invention provides a kind of can the cleaning satisfactorily and comprises any position that is difficult to the position cleaned in the oral cavity, the distal side of backteeth for example, the smooth surface of tooth, the toothbrush at interdental narrow slit position etc.
Another object of the present invention provides a kind of toothbrush that can show that durability increases.
Another object of the present invention provides a kind of toothbrush that can make with low cost.
According to the present invention, provide a kind of toothbrush.This toothbrush has a brush handle that comprises a brushhead portion.This brushhead portion comprises that one is provided with first bristle thereon from extending axially of this brush handle and the neighbouring part on surface and one are set are formed with second bristle thereon and the surface is set with an obtuse angle distal portions of surface tilt is set with respect to this first bristle of this neighbouring part.This neighbouring part and this distal portions have first and second bristle tuft disposed thereon respectively.Arrange to such an extent that tilt toward each other in this first bristle tuft on this neighbouring part and this second bristle tuft on this distal portions, thereby they are fitted to each other and provide a bristle that part is set.This first and second bristle tuft has its head portion respectively, and these head portions are worked in coordination and provided one to clean the surface with water.This is cleaned the surface with water and comprises a first surface part and a second surface part that is arranged on this distal portions that is arranged on this neighbouring part.This this first surface part and second surface of cleaning the surface with water partly forms to such an extent that be joined to one another, and forms a sweep simultaneously between them.This second bristle tuft on this distal portions is to arrange like this, and feasible interval between them at least or its second bristle from this inclination are provided with the sort of interval or the sort of length of the length on surface to the top of this second bristle tuft less than this first bristle tuft on this neighbouring part.
This structure of the present invention can be guaranteed gum outside the bristle tuft on the distal portions of the inclination of brushhead portion and the bristle tuft on horizontal component access, therefore interior gum and interdental any narrow slit position can be finished the tooth at the position that is difficult to clean with water cleaned and remove with water dental plaque.In addition, such structure allows that the bristle on distal portions is reinforced, contact area between any position that the degree of its reinforcement is enough to prevent inclination or its stretching, extension of bristle and increase bristle and tooth or adjacent teeth, therefore, the cleaning in oral cavity can be carried out effectively.In addition, distal portions and being in tilted layout of bristle on it help to improve the oral cleaning function and the practicality thereof of toothbrush, and can realize gratifying oral cleaning.
When having understood better when of the present invention with reference to the following detailed description in conjunction with the accompanying drawings, then can understand these and other objects of the present invention and many advantages that is accompanied by more easily.Wherein:
Fig. 1 is the side view of an embodiment of toothbrush of the present invention;
Fig. 2 A is to use the upward view of giving an example of mode of the toothbrush of Fig. 1, and wherein, toothbrush is used for brushing the tooth of jaw;
The upward view that Fig. 2 B is to use the another one of mode of the toothbrush of Fig. 1 to give an example, wherein, toothbrush is used for brushing the tooth of the distal-most end of jaw;
Fig. 3 is to use another side view of giving an example of mode of the toothbrush of Fig. 1, and wherein, toothbrush is used for brushing the tooth of lower jaw;
Fig. 4 A is the partial plan layout that the bristle of the another one embodiment of toothbrush of the present invention is provided with part;
Fig. 4 B is the partial side view that the bristle shown in Fig. 4 A is provided with part;
Fig. 5 A is the partial plan layout that the bristle of the another one embodiment of toothbrush of the present invention is provided with part;
Fig. 5 B is the partial side view that the bristle shown in the 5A is provided with part;
Fig. 6 A is the partial plan layout that the bristle of the another one embodiment of toothbrush of the present invention is provided with part;
Fig. 6 B is the partial side view that the bristle shown in the 6A is provided with part;
Fig. 7 A is the partial side view of a major part of the another one embodiment of toothbrush of the present invention;
Fig. 7 B is the partial side view of the major part of the toothbrush improvements shown in the 7A;
Referring now to accompanying drawing toothbrush of the present invention is described.
Please at first with reference to accompanying drawing 1-3, it shows an embodiment of toothbrush of the present invention.The toothbrush of described embodiment comprises that the brush handle 12 that has a neck 8 is provided with the brushhead portion 10 that a bristle tuft is provided with the surface with it, and bristle tuft is arranged on this surface.Brushhead portion 10 comprises one first or horizontal component 1 and one second or distal portions 2, this first or horizontal component 1 be defined to such an extent that surface 5 is set thereon at extend axially and be provided with first or the horizontal bristle of brush handle 12, and this second or distal portions 2 on be formed with one second or the bristle that tilts surface 6 be set, this surface 6 is provided with surperficial 5 with the horizontal bristle of an obtuse angle and horizontal component 1 and tilts.Horizontal component 1 has first bristle tuft 3 that is provided with or embeds thereon, and distal portions 2 has second bristle tuft 4 that is provided with or embeds equally thereon.First and second bristle tuft 3 and 4 are arranged to such an extent that tilt toward each other, and they are worked in coordination and provide a bristle that part 11 is set as a result.In addition, first bristle tuft 3 of horizontal component 1 and second bristle tuft 4 of distal portions 2 have its top respectively, work in coordination and a brushing or clean surface are provided in this top.So the brushing surface that is provided with comprises one in the horizontal surface part of arranging on the horizontal component 1 and an inclined surface part of arranging on distal portions 2, and these surface portions are adjacent to each other basically.It relatively is less with bristle tuft 3 at horizontal component 1 that interval between the bristle tuft 4 on the distal portions 2 that tilts and/or its bristle from brushhead portion 10 are provided with the length on surface to its top.
In illustrated embodiment as constituted above, brushhead portion 10 can be configured so that distal portions 2 inwardly or to it is provided with an edgewise bend of bristle.This structure allows that the bristle on distal portions 2 can access the distal side of backteeth A, thereby brush falls dental plaque from it.Yet so the bristle on the curved distal segment 2 often expands outwardly on its top easily or outwards stretches.For fear of this problem, bristle tuft 4 can be arranged more close to each otherly, reduces interval therebetween simultaneously.Perhaps, form bristle by the rugosity increase that makes bristle material or reduce the length of bristle so that the rigidity of increase bristle solves this problem.In addition, also may eliminate the problems referred to above by the combination of said method.In addition, the placement hole that being used for of forming on the horizontal component 1 of brushhead portion 10 embedded or be provided with bristle tuft 3 therein can be arranged to such an extent that with respect to the bristle of horizontal component 1 surface 5 to be set be that tilt rather than perpendicular.Such layout will allow that bristle tuft 3 is provided with obliquely, thereby make the top of bristle of bristle tuft 3 close to each other.
Perhaps, the length by reducing bristle or by arranging that at the open end of each placement hole a circumferential rib reduces the rigidity that distance that each bristle tuft 4 stretches out from this circumferential rib increases the bristle tuft 4 on the distal portions 2.
Preferably bristle tuft 3 and 4 are set on brushhead portion 10, so that reduce production costs by the single mao machine of putting.For this purpose, the angle of bend of the angle of inclination of distal portions 2 or distal portions 2 brushhead portion 10 crooked or that tilt with respect to horizontal component 1 with it is set to the 170-175 degree.Such angle of inclination can be only be provided with on the surface 6 rather than on whole distal portions 2 at the bristle of distal portions 2 and forms.Angle of bend less than 170 degree may cause and need settle bristle tuft 3 and 4 by two such mao machines of putting, thereby cause the increase of production cost, and only shows substantially and the same effect of horizontal brush head part of habitually practising greater than the brushhead portion 10 that the angle of bend of 175 degree may cause toothbrush.
Each can be formed with for example rugosity of 0.23-0.25 millimeter (9-10 mil) bristle that is provided with on the distal portions 2 of brush 10, and is thicker than the rugosity of for example 0.20 millimeter (8 mil) of the bristle on the horizontal component 1.Perhaps, the bristle tuft 4 on distal portions 2 can be provided with obliquely, makes that the top of its bristle is close to each other.Such bristle forms or arranges that can strengthen bristle removes the ability of dental plaque and the durability of toothbrush.Particularly, the durability that can allow its bristle thereby toothbrush that is in tilted layout of bristle tuft increases, and allows that simultaneously the rugosity of bristle is decreased to 0.20 millimeter (8 mil).For the rigidity that strengthens bristle makes the length of the bristle on the distal portions 2 reduce to help equally to improve the durability of bristle.Yet the length that only reduces bristle can not allow that bristle accesses the distal side of backteeth satisfactorily, thereby cause bristle to remove the function variation of dental plaque.In order to eliminate this shortcoming, wish to be arranged in the horizontal surface part on the horizontal component 1 and be arranged in inclined surface part on the distal portions 2 of inclination, (there is association on the brushing surface that these two parts and the above-mentioned top by the bristle tuft 3 on horizontal component and distal portions 1 and 2 and 4 provide), form continuously, between them, form simultaneously a sweep.Therefore, wish to bring up to than bristle and have position higher under the situation of equal length to reduce bristle lengths on the distal portions 2 at bristle on the distal portions 2 and horizontal component 1 by the bristle seating surface 6 that makes distal portions 2.In addition, the interval that reduces between the bristle tuft 4 makes bristle tuft 4 abilities that can strengthen bristle removing dental plaque equally close to each other, and improves the durability of bristle.Brushhead portion 10 vertically on the placement hole of settling or embed bristle tuft 4 within it between minimum pitch be defined the diameter that equals bristle tuft and add about 0.7 millimeter.
Bristle can be made by any suitable material, for example, nylon, poly terephthalic acid fourth two refers to (PBT), natural hair etc.Every bristle can be formed with the rugosity of 0.15-0.28 millimeter (6-11 mil).Can form to such an extent that have a same rugosity of bristle with bristle tuft 3 on horizontal component 1 at the bristle of the bristle tuft on the distal portions 24.Perhaps, the former can form to such an extent that have a rugosity than the big 0.025-0.05 millimeter of the latter (1-2 mil).The bristle of the bristle tuft 3 on horizontal component 1 can form to such an extent that have the length of 9-12 millimeter, and the bristle of the bristle tuft 4 on distal portions 2 can form to such an extent that have the length of 9-11 millimeter.Can form to such an extent that have a diameter of 1.5-2.0 millimeter in the bristle tuft on the horizontal component 13 and the bristle tuft on distal portions 24 both each.Each placement hole can along brush 10 vertically to add that from " d " 0.7 millimeter adds that to " d " pitch and other hole in 1.7 millimeters scopes separate, for example, pitch on horizontal component 1 is the 2.2-3.2 millimeter, and they on distal portions 2 to add that from " d " 0.7 millimeter adds that to " d " pitch of 1.2 millimeters scope separates, it for example is the 2.2-2.7 millimeter, wherein, " d " represents the diameter of bristle tuft 3 or 4.On the other hand, at horizontal component 1 and distal portions 2 on both, along with the vertical vertical placement hole transversely of brushhead portion 10 between pitch, can be set in the scope of 2.3-2.8 millimeter.
In addition, bristle tuft 3 and 4 can be respectively be provided with surface 5 and 6 with respect to bristle and vertically or obliquely arranges.Particularly, the bristle tuft 3 on horizontal component 1 can arrange or tilt in one direction or tilt at both direction, cause removing the increase of dental plaque effect.From productivity ratio, this angle of inclination with respect to vertical line of bristle tuft 3 mostly is 5 degree most.Bristle tuft 3 can form to such an extent that tilt and tilt to the center line along the vertical plane longitudinally of brushhead portion 10 to the center line along the horizontal vertical plane of brushhead portion 10.This can be close together the effect that makes the bristle durability increase and strengthen the removing dental plaque owing to the top of bristle.
Each bristle tuft 3 and 4 can be trimmed to such as pancake on its top, protruding triangle, any suitable shape such as arch.Perhaps, work in coordination and form this shape in bristle tuft 3 and 4 top that is adjacent the bristle tuft of setting on its top by pruning.This shape is for the removing function of bristle tuft, its durability, and the productivity ratio of toothbrush, its manufacturing cost etc. does not have adverse influence.Particularly, protruding triangle is favourable, because it is convenient to the interdental any zone that is difficult to clean with water and cleaning with water for the distal side of back tooth.The neck 8 of brush handle 12 is preferably formed as the length of 40-60 millimeter, so that can clean the distal side of back tooth with water.It is found that best length is approximately 50 millimeters.
The length of the distal portions 2 of the inclination of brushhead portion 10 and the length ratio of whole brushhead portion 10 can be set between 1/4 and 1/2 preferably about 1/3.This is because when cleaning the distal side of backteeth A with water, the configuration of habitual brushhead portion does not allow that bristle enough reaches this distal side, and in the above-mentioned structure of the brushhead portion 10 of described embodiment toothbrush, the distal portions 2 of its brushhead portion 10 is to bristles bend or inclination, keep being set in the length ratio in the above-mentioned scope simultaneously, can allow that then the bristle on distal portions 2 enough reaches distal portions satisfactorily, shown in Fig. 2 B and 3.In addition, the vertical arrangement that bristle on the surface 6 is set at the bristle of distal portions 2 will cause bristle to tilt with respect to the horizontal component 1 of brushhead portion 10, because distal portions 2 bends to inclination, therefore, bristle on distal portions 2 not only can enough reach the distal portions of back tooth, can also utilize moving forward and backward longitudinally effectively of brushhead portion 10 to remove dental plaque in the operating period of brushing teeth from the surface of tooth, thereby guarantee to remove dental plaque satisfactorily, shown in Fig. 2 A from any part of tooth.
Now, see also accompanying drawing 4A and 4B, it shows the another one embodiment of toothbrush of the present invention.The toothbrush of illustrated embodiment is to constitute like this, make the length of its bristle tuft 4 on the distal portions 2 of the inclination of brushhead portion 10 less than the length of its bristle tuft 3 on horizontal component 1, and far-end and the bristle tuft on the proximal end 4 at distal portions 2 are arranged obliquely with respect to the middle bristle tuft of bristle tuft 4, so that make its top close to each other.This structure of illustrated embodiment has strengthened the rigidity of bristle, and the degree of its enhancing is enough to improve widely its durability.
The other parts of illustrated embodiment can the mode basic the same with the foregoing description constitute.
See also accompanying drawing 5A and 5B now, it shows the another one embodiment of toothbrush of the present invention.In the toothbrush of illustrated embodiment, bristle tuft 4 is arranged in such a way on the distal portions 2 of the inclination of brushhead portion 10, and promptly bristle tuft 4 deflecting angle that surface 6 and vertical line be set with respect to the bristle of distal portions 2 increases to its proximal end gradually from the far-end of distal portions 2.As θ among Fig. 5 B 1, θ 2, θ 3Shown in.θ 1, θ 2, θ 3Can be respectively for example 0,2,4 the degree.Such structure allows that the dental plaque of toothbrush is removed function and its durability increases.The other parts of illustrated embodiment can be used with the essentially identical mode of accompanying drawing 1-3 embodiment and constitute.
See also accompanying drawing 6A and 6B now, it shows the another one embodiment of toothbrush of the present invention.The toothbrush of illustrated embodiment is to constitute like this, i.e. the bristle of the distal portions 2 of the inclination of brushhead portion 10 is provided with surface 6 and is formed with step part 7 thereon, makes the length of bristle tuft 4 reduce gradually to the far-end of distal portions 2.Such structure allows that bristle tuft represents the rigidity of increase.In an illustrated embodiment, when distal portions is formed with step and each step when a upper surface is arranged, each can be formed obliquely the bristle placement hole, make its open end as required with form to such an extent that flush and surrounded by it perpendicular to the concave plane of the center line of bristle placement hole.Perhaps circumferential rib can be arranged on the open end of each bristle placement hole.The other parts of illustrated embodiment can utilize the basic mode the same with the embodiment of accompanying drawing 1-3 to constitute.
See also accompanying drawing 7A and 7B now, it shows the another one embodiment of toothbrush of the present invention, and it is suitable for representing the function of stronger removing dental plaque.For this purpose, the toothbrush of illustrated embodiment is to constitute like this, make bristle tuft 3 on the horizontal component 1 of brush 10 be arranged to tilt, its angle of inclination equal or be similar to bristle tuft 4 on the distal portions 2 of its inclination axially, thereby parallel with the bristle tuft 4 on the distal portions 2.In accompanying drawing 7A, bristle tuft 3 tilts in one direction.And in accompanying drawing 7B, some bristle tuft 31 tilts in one direction, and other bristle tuft 32 tilts in different directions, so that can in the operation of brushing teeth, utilize brush 10 moving forward and backward in the vertical that dental plaque is disposed effectively, make that the effect of cleaning with water of whole dental surface is strengthened from tooth.
In each the above embodiments, in the pitch of the bristle tuft on the brushhead portion 10 between vertical or horizontal, bristle tips close arrangement by the inclination of bristle etc. can suitably combine each other, so that clean function with water can strengthen bristle as required and brush teeth the time.
From as seen above-mentioned, toothbrush of the present invention is to constitute like this, and the interval that its bristle tuft on the distal portions that tilts is arranged therebetween and/or its bristle from brushhead portion are provided with interval and the length of the length on surface to the top of bristle tuft less than the bristle tuft on horizontal component.Such structure allows that the bristle of the bristle tuft on the distal portions of brushhead portion arranges more close to each otherly, or shows rigidity and increase, so the plastic deformation minimum of bristle, thereby by cleaning cleaning teeth satisfactorily with water.In addition, such structure is allowed any position on the tooth, the distal side of backteeth for example, and the smooth surface of tooth, interdental zones etc. can both be cleaned with water totally satisfactorily.In addition, it helps to increase the durability of toothbrush and reduces manufacturing cost.
Though described most preferred embodiment of the present invention with reference to accompanying drawing with certain the level of detail,, can carry out conspicuous modification and conversion according to above-mentioned religious doctrine.Therefore, be appreciated that in the scope of appended claim that the present invention can be implemented according to the mode beyond being specified.

Claims (10)

1. toothbrush, it has:
A brush handle (12) that comprises a brush (10);
This brushhead portion (10) comprises that a neighbouring part that is provided with first bristle thereon surface (5) are set from extending axially of this brush handle (12) (1) and one are formed with second bristle thereon and surface (6) is set with respect to this first bristle of this neighbouring part (1) distal portions (2) that surface (5) tilts is set with an obtuse angle; With
Be separately positioned on first and second bristle tuft (3,4) on this neighbouring part (1) and this distal portions (2);
Arrange to such an extent that tilt toward each other in this first bristle tuft (3) on this neighbouring part and this second bristle tuft (4) on this distal portions, provide a bristle that part (11) is set thereby they are fitted to each other;
This first and second bristle tuft (3,4) its head portion is arranged respectively, these head portions are worked in coordination and are provided one to clean the surface with water, this is cleaned the surface with water and comprises a first surface part and a second surface part that is arranged on this distal portions (2) that is arranged on this neighbouring part (1), this this first surface part and second surface of cleaning the surface with water partly forms to such an extent that be joined to one another, between them, form a sweep simultaneously, it is characterized in that, this second bristle tuft (4) on this distal portions (2) is to arrange like this, and feasible interval between them at least or its second bristle from this inclination are provided with the sort of interval or the sort of length of the length on surface (6) to the top of this second bristle tuft (4) less than this first bristle tuft (3) on this neighbouring part (1).
2. toothbrush as claimed in claim 1, it is characterized in that this second bristle of this distal portions (2) of this brush (10) is provided with part (6) and the angle be able to the 170-175 degree is set with respect to this first bristle of this neighbouring part (1) of this brushhead portion (10) surface (5) is set and tilts.
3. toothbrush as claimed in claim 1 or 2, it is characterized in that, being arranged on this second bristle tuft (4) on this distal portions (2) of this brushhead portion (10) arranges to such an extent that with respect to this second bristle surface (6) is set and tilts, whereby, make that the head portion of second bristle tuft (4) is close to each other.
4. toothbrush as claimed in claim 3, it is characterized in that, this second bristle tuft (4) that is arranged on this distal portions (2) of this brushhead portion (10) is to arrange like this, makes this second bristle tuft (4) increase gradually with respect to the angle that is provided with that this second bristle is provided with surface (6).
5. toothbrush as claimed in claim 1 or 2, it is characterized in that, this second bristle is provided with surface (6) and is provided with step (7) thereon, makes the length of this second bristle tuft (4) on this distal portions (2) reduce gradually towards the far-end of this distal portions (2).
6. toothbrush as claimed in claim 1 or 2, it is characterized in that, this second bristle tuft (4) that is arranged on this distal portions (2) of this brushhead portion (10) respectively has a top, matches with the top of each bristle tuft of contiguous its setting and form a protruding triangle or arch in this top.
7. toothbrush as claimed in claim 1 or 2 is characterized in that, this first bristle tuft (3) on this neighbouring part (1) of this brushhead portion (10) is arranged to such an extent that with respect to this first bristle surface (5) is set and tilts.
8. toothbrush as claimed in claim 7 is characterized in that, it is parallel arranging with this second bristle tuft (4) on this distal portions (2) in this first bristle tuft (3) on this neighbouring part (1).
9. toothbrush as claimed in claim 7 is characterized in that, this first bristle tuft (3) comprise arrange first and second groups of bristle tuft (31,32) of tilting in different directions.
10. toothbrush as claimed in claim 1 or 2 is characterized in that, in the rugosity of every bristle of this second bristle tuft (4) on this distal portions (2) rugosity greater than the bristle of this first bristle tuft (3) on this neighbouring part (1).
CN96117266A 1995-12-28 1996-11-25 Toothbrush Expired - Fee Related CN1119097C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP352401/1995 1995-12-28
JP35240195A JP3347930B2 (en) 1995-12-28 1995-12-28 Toothbrush
JP352401/95 1995-12-28

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Publication Number Publication Date
CN1156574A true CN1156574A (en) 1997-08-13
CN1119097C CN1119097C (en) 2003-08-27

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KR (1) KR970032546A (en)
CN (1) CN1119097C (en)

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CN104010546A (en) * 2011-10-27 2014-08-27 葛兰素史密斯克兰消费者保健股份有限公司 Toothbrush
CN111227494A (en) * 2015-12-14 2020-06-05 高露洁-棕榄公司 Oral care implement

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KR100416418B1 (en) * 2001-03-30 2004-01-31 주식회사 엘지생활건강 Tooth brush having highly bristled region
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JP5690525B2 (en) * 2010-08-20 2015-03-25 ライオン株式会社 toothbrush
WO2017096568A1 (en) * 2015-12-09 2017-06-15 深圳市海达贝尔实业有限公司 Functional and effective tooth-cleaning brush
WO2021131553A1 (en) * 2019-12-26 2021-07-01 ライオン株式会社 Toothbrush

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Publication number Priority date Publication date Assignee Title
CN104010546A (en) * 2011-10-27 2014-08-27 葛兰素史密斯克兰消费者保健股份有限公司 Toothbrush
CN107232744A (en) * 2011-10-27 2017-10-10 葛兰素史密斯克兰消费者保健股份有限公司 Toothbrush
US9826822B2 (en) 2011-10-27 2017-11-28 Glaxosmithkline Consumer Healthcare Gmbh & Co. Kg Toothbrush
CN107232744B (en) * 2011-10-27 2020-07-10 葛兰素史密斯克兰消费者保健股份有限公司 Tooth brush
CN111227494A (en) * 2015-12-14 2020-06-05 高露洁-棕榄公司 Oral care implement

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CN1119097C (en) 2003-08-27
JP3347930B2 (en) 2002-11-20
JPH09182625A (en) 1997-07-15
KR970032546A (en) 1997-07-22

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