CN1347290A - Toothbrush - Google Patents
Toothbrush Download PDFInfo
- Publication number
- CN1347290A CN1347290A CN 00806467 CN00806467A CN1347290A CN 1347290 A CN1347290 A CN 1347290A CN 00806467 CN00806467 CN 00806467 CN 00806467 A CN00806467 A CN 00806467A CN 1347290 A CN1347290 A CN 1347290A
- Authority
- CN
- China
- Prior art keywords
- bristle
- rubber
- shaft
- toothbrush
- handle head
- 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.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B9/00—Arrangements of the bristles in the brush body
- A46B9/06—Arrangement of mixed bristles or tufts of bristles, e.g. wire, fibre, rubber
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B15/00—Other brushes; Brushes with additional arrangements
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- Brushes (AREA)
Abstract
The invention relates to a toothbrush comprising rubber-like bar bristles set with an inclination toward the outside; a toothbrush comprising rubber-like bar bristles set alternately with bristle bundles in an upright position with their tips projected from the tips of the bristle bundles; a toothbrush comprising rubber- like bar bristles each having a cross-sectional shape that its face is wider at the peripheral side of a handle head than at the central side thereof; a toothbrush comprising a mixed bristle part composed of rubber-like bar bristles and soft bristle bundles, said mixed part being formed in a peripheral portion on the bristle-setting surface, and hard bristle bundles set in the central portion; and a toothbrush comprising rubber-like bar bristles set with the bases thereof connected to each other only on the side of the back surface of a handle head. According to the toothbrushes of the invention, a high massaging effect on gums, particularly, peripheries and papillae thereof is achieved, to say nothing of removal of sordes on teeth.
Description
Technical field
The present invention relates in effective massage gum, to remove the toothbrush of the sordes on the tooth, especially relate to and have the toothbrush of the shaft-like bristle of rubber-like with the massage gum.
Background technology
The toothbrush that is used to massage gum is known, and for example, toothbrush is provided with lip-deep longitudinal edge portions at the bristle of handle head and provides ligule rubber massaging spare (the open No.1738/1972 of Japanese utility model application); Toothbrush has rubber bristles, the top of this rubber bristles outwardly-bent (the open No.35527/1987 of Japanese utility model application) etc.But, these toothbrushes have following problem respectively.In preceding a kind of toothbrush, except laterally to brush teeth, when brushing teeth, almost can not obtain to massage the effect of gum with vertical and incline direction, because rubber massaging spare becomes the form of tongue, and only protruding upward to the position that is lower than bristle tuft.In a kind of toothbrush in back, because the top of rubber bristles is from beginning bending, so power is difficult to pass to gum, thereby can only obtain very little massage effect.Therefore, in this state, can not obtain the effect of very gratifying massage gum by common toothbrush.
An object of the present invention is to provide a kind of toothbrush, this toothbrush can solve these problems of above-mentioned ordinary toothbrush, and obtains the well effect of massage gum, especially obtains around the good massage gum and the effect of emulsus projection.
The invention brief introduction
Above-mentioned purpose of the present invention can realize that the shaft-like bristle of this rubber-like is provided with at least a portion zone of surperficial longitudinal edge portions with the bristle that the mode that tilts laterally is arranged on the handle head by a kind of toothbrush of the shaft-like bristle of rubber-like that comprises.
Above-mentioned purpose of the present invention also can realize by a kind of toothbrush of the shaft-like bristle of rubber-like that comprises, the shaft-like bristle of this rubber-like becomes vertical form and is provided with at least a portion zone of surperficial longitudinal edge portions with its top mode of protruding from the top of bristle tuft and the bristle that bristle tuft is arranged alternately at the handle head.
Above-mentioned purpose of the present invention can also realize by a kind of toothbrush of the shaft-like bristle of rubber-like that comprises, than wideer on the central side surface, and the shaft-like bristle of this rubber-like bristle that is arranged on the handle head is provided with at least a portion zone of longitudinal edge portions on surface the shape of cross section of the shaft-like bristle of this rubber-like in the circumferential flank surface of handle head.
Above-mentioned purpose of the present invention can also realize by a kind of like this toothbrush, this toothbrush comprises: by the shaft-like bristle of rubber-like with have the mixing bristle part that the bristle tuft that can not damage the flexibility of gum constitutes, the bristle that described mixing portion is formed at the handle head is provided with on the peripheral part on surface; And by the bristle part that constitutes than the harder bristle tuft of bristle tuft that is arranged in peripheral part, the bristle that described bristle partly is formed at the handle head is provided with on the core on surface.
Above-mentioned purpose of the present invention can also realize that the base portion of the shaft-like bristle of this rubber-like only is connected with each other in the rear side of handle head by a kind of toothbrush of the shaft-like bristle of rubber-like that comprises, and the bristle that is arranged on the handle head is provided with at least a portion on surface.
Brief description of drawings
Figure 1A and 1B are depicted as the toothbrush of first embodiment of the invention, and Figure 1A is the schematic plan view of its handle head of expression, and Figure 1B is expression its diagrammatic side view when the left side is seen.
Fig. 2 is the cross-sectional figure of amplification of a kind of embodiment of the shaft-like bristle of expression rubber-like.
Fig. 3 A and 3B are depicted as the toothbrush of second embodiment of the invention, and Fig. 3 A is the schematic plan view of its handle head of expression, and Fig. 3 B is expression its diagrammatic side view when the left side is seen.
Fig. 4 A and 4B are depicted as the toothbrush of third embodiment of the invention, and Fig. 4 A is the schematic plan view of its handle head of expression, and Fig. 4 B is expression its diagrammatic side view when the left side is seen.
Fig. 5 is the schematic plan view of handle head of the toothbrush of expression fourth embodiment of the invention.
Fig. 6 is the cutaway view of critical piece of handle head that is illustrated in the toothbrush of fifth embodiment of the invention.
Fig. 7 A, 7B and 7C are depicted as the example that is provided with of the shaft-like bristle of rubber-like, Fig. 7 A and 7B are the cutaway views that is illustrated in the critical piece of handle head, wherein, the both sides that the shaft-like bristle of rubber-like is arranged in the handle head are connected with each other, Fig. 7 C is the cutaway view that is illustrated in the critical piece of handle head, wherein, the shaft-like bristle of rubber-like is provided with independently of one another.
The explanation of reference number
10: the handle head
10a: bristle is provided with the surface
10b: longitudinal edge portions
10c: front end
10d: handle side end
10e: the back side
11: handle
12: through hole
20: the shaft-like bristle of rubber-like
20a: base portion
20b: bristle part
20c: bristle top (top)
21: connector
30: bristle tuft
30a: bristle tuft (soft)
30b: bristle tuft (firmly)
The preferred forms of invention
In the present invention, when the shaft-like bristle of rubber-like is arranged to when outward-dipping, on the lateral direction of the longitudinal edge of handle head, the shaft-like bristle of this rubber-like is preferably 2 to 15 °, especially 2 to 5 ° with the inclination angle that straight line became that bristle perpendicular to the handle head is provided with the surface.At this moment, preferably at least a portion of the shaft-like bristle of this rubber-like is from being arranged on the top protrusion that bristle is provided with lip-deep bristle tuft, because their the gums around touching at an easy rate and the emulsus projection of between cog, therefore, can massage efficiently simultaneously gum around and the emulsus projection.At this moment, the degree of protrusion preferably about 0.5 is to 3.0mm.At this moment, in order to obtain more effective massage effect, also wish in bristle is provided with at least a portion zone of longitudinal edge portions on surface, shaft-like bristle of this rubber-like and bristle tuft to be arranged alternately, because can avoid the shaft-like bristle of rubber-like to concentrate on a position, thereby can touch the emulsus projection of between cog at an easy rate.
On the other hand, when the shaft-like bristle of rubber-like is not outward-dipping, preferably, they become vertical form and protrude about mode of 0.5 to 3.0mm and bristle tuft from the bristle tuft top with its top to be arranged alternately at bristle and to be provided with at least a portion zone of longitudinal edge portions on surface.
When in the present invention, be arranged to make its surface to compare when the central side of handle head is wide each shape of cross section of the shaft-like bristle of rubber-like in the peripheral side of handle head, can adopt the shaft-like bristle of any rubber-like, and no matter their concrete shape, as long as their cross sectional shape is wide on the central side surface of handle head at the circumferential flank surface ratio of handle head, so that in use, compare the easier deflection laterally of the shaft-like bristle of this rubber-like with deflection to the inside.But, the special preferably shaft-like bristle of this rubber-like has and is generally triangular or trapezoidal shape because they can be well deflection laterally.At this moment, soft in order to make oral sensation, also preferably make each turning become suitable round.At this moment, the shaft-like bristle of rubber-like can be the whole square pole form of same thickness that is.But, in order to obtain good massage effect by strain, preferably this square pole upwards is tapered, and in order to feel soft as mentioned above, the top of this square pole also becomes suitable round.
Be provided with when bristle and be formed with by the shaft-like bristle of rubber-like on the peripheral part on surface and have the mixing bristle part that the bristle tuft that can not damage the flexibility of gum constitutes at the handle head, and when on the bristle of handle head is provided with the core on surface, being formed with the bristle part that constitutes by the bristle tuft harder than the bristle tuft that is arranged on peripheral part, be arranged on the bristle tuft of core and be arranged on difference of hardness between the bristle tuft of peripheral part can be simply and easily by elasticity to the bristle tuft that is arranged on center and peripheral part, length or thickness are carried out suitable change, perhaps the thickness of each bristle of forming bristle tuft is carried out suitable change and form, thereby do not need to form the special arrangement of difference of hardness.At this moment, the Flexible brush pieces that is arranged on peripheral part also can form from the inside many rows of circumferential end.But, in order efficiently to remove tartar on the tooth with being arranged on hard bristle tuft on the core, preferably this Flexible brush pieces only be formed at along bristle be provided with the surface around outermost one row in.At this moment, can be arranged on the whole periphery that bristle is provided with the surface with the shaft-like bristle tuft of rubber-like that is arranged on the Flexible brush pieces combination setting on peripheral part.But, in order to obtain efficiently to massage the effect of gum, preferably they only be arranged on bristle be provided with the surface longitudinal edge portions on.
When the shaft-like bristle tuft of rubber-like is arranged to its base portion only when the rear side of handle head is connected with each other, preferably, the connector of the shaft-like bristle of rubber-like that base portion is connected with each other is arranged in the handle head like this, promptly the bristle of this connector part is enclosed in the through hole that the handle head is cut into from the rear side of handle head, protrude thereby the surface is set, so they can be provided with on high efficient and reliable ground from bristle.
Example
Accompanying drawing below with reference to the expression embodiment of the invention is introduced the present invention in more detail.
Figure 1A and 1B represent first embodiment.Bristle at the handle head 10 that the tip with handle 11 links to each other is provided with on the surperficial 10a, and the top becomes the shaft-like bristle 20 of rubber-like of round to be arranged on the opposite vertical marginal portion 10b from the outward-dipping about 4 ° mode of each longitudinal edge portions 10b.The overhead height of the shaft-like bristle 20 of rubber-like is arranged to that the overhead height of the bristle tuft 30 on the surperficial 10a is set is basic identical be arranged on bristle in vertical mode, and, among the same row on longitudinal edge portions 10b, the shaft-like bristle 20 of rubber-like is alternately arranged with bristle tuft 30.
According to this embodiment, because the shaft-like bristle 20 of this rubber-like is straight-bars, all there is not bending up to the top, therefore, power is applied on the gum vertical direction, horizontal and oblique all being easy to, thereby obtains good massage effect, and, this shaft-like bristle 20 can not hinder and be arranged on bristle and bristle tuft 30 on the surperficial 10a is set removes tartar on the teeth, because they are outward-dipping.
The shaft-like bristle 20 of rubber-like respectively becomes the shape of cross section of fundamental triangle, this triangular surface is wide at central side at handle head 10 peripheral side ratio, wherein, this leg-of-mutton angle is facing to center edge, and be basically parallel to the longitudinal edge portions 10b of handle head 10 with corresponding limit, this angle, so that the shaft-like bristle of this rubber-like is easier to the outside of handle head 10 deflection.Adopt this mode, preferably this leg-of-mutton angle becomes fillet, so that sensation is soft.
Fig. 2 has represented another example of the shape of cross section of the shaft-like bristle 20 of rubber-like.This shaft-like bristle and is arranged in mode that the long limit 20y of the central side of handle head 10 and parallel edges is positioned at the peripheral side of handle head 10 with the minor face 20x in the parallel edges and is arranged on bristle and is provided with on the surface substantially in echelon.
The shaft-like bristle 20 of rubber-like upwards is tapered, and its top 20c becomes round.Explanation in passing, the shaft-like bristle 20 of rubber-like is not limited to by for example rubber and the manufacturing of rubber-like synthetic resin material, as long as this material has flexible elasticity.But, the preferable material example comprises butadiene-styrene rubber, ethylene propylene rubber and silicon rubber.
Figure 3 shows that second embodiment, protrude about 2mm from the top that is arranged on bristle in vertical mode the bristle tuft 30 on the surperficial 10a is set except the top of the shaft-like bristle 20 of rubber-like, the structure of the toothbrush of this embodiment is identical with first embodiment shown in Figure 1A and the 1B.Particularly, the mode that the shaft-like bristle 20 of the rubber-like of this embodiment tilts with the outside towards longitudinal edge portions 10b is arranged on bristle and is provided with on the surperficial 10a, and protrude from bristle tuft 30 at its top.
According to this embodiment, can obtain around the extraordinary massage gum and the effect of emulsus projection, because the shaft-like bristle 20 of rubber-like protrudes from bristle tuft 30.
Figure 4 shows that the 3rd embodiment, except the shaft-like bristle 20 of rubber-like is arranged in vertical mode that bristle is provided with that surperficial 10a goes up and not tilting, the structure of the toothbrush of this embodiment is identical with second embodiment shown in Fig. 3 A and the 3B.Particularly, 20 one-tenth vertical forms of the shaft-like bristle of the rubber-like of this embodiment and bristle tuft 30 are arranged alternately at bristle surperficial 10a are set, and protrude from the top of bristle tuft 30 at the top of the shaft-like bristle of this rubber-like.
According to this embodiment, can obtain well to massage around the gum and the effect of emulsus projection, because can avoid the shaft-like bristle 20 of rubber-like to concentrate on a place, and the shaft-like bristle 20 of this rubber-like protrudes from the top of bristle tuft 30.
Figure 5 shows that the 4th embodiment, wherein, bristle tuft 30a with the flexible degree that can not damage gum is arranged alternately into a row each other with the shaft-like bristle 20 of rubber-like, this row along bristle be provided with surperficial 10a around arrange, but do not comprise this bristle be provided with surperficial 10a, at the end of handle side 10d.Like this, the shaft-like bristle 20 of rubber-like only is arranged on the opposite vertical marginal portion 10b that bristle is provided with surperficial 10a, and is not arranged on front end 10c and goes up and be positioned on the end 10d of handle side.
Be arranged on the other parts that bristle is provided with surperficial 10a than the bristle tuft 30b that is arranged on the harder suitable quantity of bristle tuft 30a on peripheral part, i.e. core is so that can remove tartar on the tooth satisfactorily.In this embodiment, be arranged on the bristle tuft 30b on the core and the difference of hardness that is arranged between the bristle tuft 30a on peripheral part can form by elasticity, length or the fineness degree of the above-mentioned bristle tuft of suitable change.Explanation in passing, as mentioned above, for the material of bristle tuft 30a and 30b, natural hair or can be adopted by the artificial bristle that nylon, polybutylene terephthalate etc. is made is not limited to by material category.
According to this embodiment, except gum can effectively be massaged by the shaft-like bristle 20 of rubber-like, gum also can not come to harm, because it is flexible being arranged on the bristle tuft 30a of periphery office, and, can efficiently remove the tartar on the tooth, be hard because be arranged on the bristle tuft 30b of central part office.
Figure 6 shows that the 5th embodiment, wherein, the base portion 20a that is arranged on the shaft-like bristle 20 of rubber-like on the longitudinal edge portions 10b that bristle is provided with surperficial 10a only is connected with each other by connector 21 in the back side of handle head 10 10e one side.The material of connector 21 can be different with the above-mentioned material that is used for the shaft-like bristle 20 of rubber-like.But, preferably adopt identical materials so that Unitarily molded together.
This toothbrush can be produced like this with high efficient, the connector that is about to the shaft-like bristle 20 of a plurality of rubber-like is enclosed in the through hole 12 that is cut in advance on the handle head 10 that bristle tuft 30 is set from the back side 10e side of handle head 10, the base portion 20a of the shaft-like bristle 20 of this rubber-like is connected to each other by connector 21, protrude so that make the bristle part 20b of the shaft-like bristle 20 of rubber-like surperficial 10a is set, thereby just connector is arranged on the handle head 10 from bristle.
According to this embodiment, be exposed between the shaft-like bristle 20 of rubber-like because the bristle of handle head 10 is provided with surperficial 10a, bristle tuft 30 also can be arranged between the shaft-like bristle 20 of rubber-like, like this, can avoid the setting area of bristle tuft too narrow, with as the toothbrush shown in Fig. 7 A and the 7B.Therefore, this toothbrush can not influence the effect that bristle tuft is removed the tartar on the tooth, and, by the shaft-like bristle 20 of rubber-like, can obtain better gingival massage effect.In addition, because the shaft-like bristle 20 of each rubber-like is connected with each other in the back side of handle head 10 10e side, can prevent from that the shaft-like bristle 20 of this rubber-like from resembling shown in Fig. 7 C to come off the toothbrush.
Industrial applicibility
When adopting toothbrush of the present invention, by the Elastic Sliding effect of the shaft-like bristle of rubber-like, can Well gum massage, especially gum around and the emulsus projection, and can remove on the tooth Tartar. Therefore, this toothbrush has the sick effects such as prevention of gingivitis well.
Claims (10)
1. toothbrush, this toothbrush comprises the shaft-like bristle of rubber-like, the bristle that the shaft-like bristle of this rubber-like is arranged on the handle head in the mode that tilts laterally is provided with at least a portion zone of longitudinal edge portions on surface.
2. toothbrush according to claim 1, wherein: protrude from the top that is arranged on bristle lip-deep bristle tuft is set to the shaft-like bristle of small part rubber-like.
3. toothbrush according to claim 1, wherein: shaft-like bristle of this rubber-like and bristle tuft are arranged alternately each other at bristle and are provided with at least a portion zone of surperficial longitudinal edge portions.
4. toothbrush, this toothbrush comprises the shaft-like bristle of rubber-like, and the shaft-like bristle of this rubber-like becomes vertical form and is provided with at least a portion zone of surperficial longitudinal edge portions with its top mode of protruding from the top of bristle tuft and the bristle that bristle tuft is arranged alternately at the handle head.
5. toothbrush, this toothbrush comprises the shaft-like bristle of rubber-like, each shape of cross section of the shaft-like bristle of this rubber-like is its surface in the peripheral side of handle head than wideer at central side, and the shaft-like bristle of this rubber-like bristle that is arranged on the handle head is provided with at least a portion zone of longitudinal edge portions on surface.
6. toothbrush, this toothbrush comprises: by the shaft-like bristle of rubber-like with have the mixing bristle part that the bristle tuft that can not damage the flexibility of gum constitutes, the bristle that described mixing portion is formed at the handle head is provided with on the peripheral part on surface; And by the bristle part that constitutes than the harder bristle tuft of bristle tuft that is arranged in peripheral part, the bristle that described bristle partly is formed at the handle head is provided with on the core on surface.
7. toothbrush according to claim 6, wherein: be arranged on the bristle tuft of core and the difference of hardness that is arranged between the bristle tuft of peripheral part can be carried out suitable change by elasticity, length or thickness to bristle tuft, perhaps the thickness of each bristle of forming bristle tuft carried out suitable change and form.
8. toothbrush according to claim 6, wherein: be arranged on bristle tuft on peripheral part only be formed at along bristle be provided with the surface around an outmost row in.
9. toothbrush, this toothbrush comprises the shaft-like bristle of rubber-like, the base portion of the shaft-like bristle of this rubber-like only is connected with each other in the rear side of handle head, and the bristle that the shaft-like bristle of this rubber-like is arranged on the handle head is provided with at least a portion on surface.
10. toothbrush according to claim 9, wherein: the connector of the shaft-like bristle of rubber-like that base portion is connected with each other is arranged in the handle head like this, promptly the bristle of this connector part is enclosed in the through hole that the handle head is cut in advance from the rear side of handle head, protrudes thereby from bristle the surface is set.
Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP114824/99 | 1999-04-22 | ||
| JP11114827A JP2000300345A (en) | 1999-04-22 | 1999-04-22 | Toothbrush |
| JP11482499A JP3308226B2 (en) | 1998-09-25 | 1999-04-22 | toothbrush |
| JP11482599A JP3308227B2 (en) | 1999-04-22 | 1999-04-22 | toothbrush |
| JP114826/99 | 1999-04-22 | ||
| JP114827/99 | 1999-04-22 | ||
| JP11114826A JP2000300342A (en) | 1999-04-22 | 1999-04-22 | Toothbrush and its manufacture |
| JP114825/99 | 1999-04-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1347290A true CN1347290A (en) | 2002-05-01 |
Family
ID=27470206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00806467 Pending CN1347290A (en) | 1999-04-22 | 2000-03-22 | Toothbrush |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP1171014A1 (en) |
| CN (1) | CN1347290A (en) |
| WO (1) | WO2000064307A1 (en) |
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| CN1809301B (en) * | 2003-06-20 | 2011-05-11 | 高露洁-棕榄公司 | Oral care implement |
| CN102159115A (en) * | 2008-08-26 | 2011-08-17 | Gb保捷利公众有限公司 | Method for producing brushes, particularly toothbrushes |
| WO2012083488A1 (en) * | 2010-12-21 | 2012-06-28 | Cogate-Palmolive Company | Oral care implement |
| CN101119659B (en) * | 2004-12-23 | 2012-11-14 | 高露洁-棕榄公司 | Oral care implement |
| CN101889766B (en) * | 2005-10-24 | 2013-01-09 | 高露洁-棕榄公司 | Oral care implement |
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| CN105686324A (en) * | 2014-12-29 | 2016-06-22 | 邹钰 | High-efficiency toothbrush for alleviating tooth surface abrasion |
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| US1924152A (en) * | 1931-11-02 | 1933-08-29 | David M Coney | Toothbrush |
| US2042239A (en) * | 1934-01-18 | 1936-05-26 | Andrew J Planding | Tooth brush |
| JPS5145386B2 (en) | 1971-12-30 | 1976-12-03 | ||
| JPS63204636A (en) | 1987-02-20 | 1988-08-24 | Hitachi Ltd | Semiconductor device |
| FR2773962B1 (en) * | 1998-01-26 | 2000-03-03 | Synthelabo | TOOTHBRUSH HAVING GENCIVE MASSAGE RODS |
-
2000
- 2000-03-22 EP EP00911273A patent/EP1171014A1/en not_active Withdrawn
- 2000-03-22 CN CN 00806467 patent/CN1347290A/en active Pending
- 2000-03-22 WO PCT/JP2000/001737 patent/WO2000064307A1/en not_active Application Discontinuation
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| WO2020191518A1 (en) * | 2019-03-22 | 2020-10-01 | Colgate-Palmolive Company | Oral care implement |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP1171014A1 (en) | 2002-01-16 |
| WO2000064307A1 (en) | 2000-11-02 |
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