CN102933114B - There is the toothbrush of the cleaning element of closed ring layout - Google Patents

There is the toothbrush of the cleaning element of closed ring layout Download PDF

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Publication number
CN102933114B
CN102933114B CN200980163026.5A CN200980163026A CN102933114B CN 102933114 B CN102933114 B CN 102933114B CN 200980163026 A CN200980163026 A CN 200980163026A CN 102933114 B CN102933114 B CN 102933114B
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CN
China
Prior art keywords
row
elliptical
cleaning element
head
elliptical wall
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Active
Application number
CN200980163026.5A
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Chinese (zh)
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CN102933114A (en
Inventor
E.希门尼斯
M.鲁尼
R.莫斯科维奇
J.施托尔斯
R.克劳泽格
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Colgate Palmolive Co
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Colgate Palmolive Co
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Publication of CN102933114A publication Critical patent/CN102933114A/en
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Classifications

    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B9/00Arrangements of the bristles in the brush body
    • 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
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B9/00Arrangements of the bristles in the brush body
    • A46B9/005Arrangements of the bristles in the brush body where the brushing material is not made of bristles, e.g. sponge, rubber or paper
    • 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
    • A46B9/025Position or arrangement of bristles in relation to surface of the brush body, e.g. inclined, in rows, in groups the bristles or the tufts being arranged in an angled position relative to each other
    • 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
    • A46B9/028Bristle profile, the end of the bristle defining a surface other than a single plane or deviating from a simple geometric form, e.g. cylinder, sphere or cone
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B2200/00Brushes characterized by their functions, uses or applications
    • A46B2200/10For human or animal care
    • A46B2200/1066Toothbrush for cleaning the teeth or dentures

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  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Brushes (AREA)

Abstract

A kind of toothbrush (100) has the layout of the cleaning element (130) for improving MC and denfifrice maintenance. On the one hand, the present invention is a kind of toothbrush, and it comprises that formation distal circumference from the head extends to first group of (140) cleaning element of the ring of the proximal, perimeter of head. The first kind of cleaning element that this ring has the shape of runway and comprises the distal circumference that is positioned at head is like elliptical wall (141) and be positioned at the seemingly elliptical wall of Equations of The Second Kind of the cleaning element of the proximal, perimeter of head. This similar elliptical wall connects arc the first row and arc the second row (142,143) cleaning element. In one embodiment, arc the first row and the second arc row arrange symmetrically about longitudinal axis, makes the peripheral projection surface of arc the first row and arc the second row in the face of longitudinal axis.

Description

There is the toothbrush of the cleaning element of closed ring layout
Technical field
Present invention relates in general to the oral care implement of handle, and relate to particularly have handle and head manually orElectronic toothbrush, wherein, head has the cleaning element for oral cleaning.
Background technology
Toothbrush is used for by removing dental plaque from dental surface and chip carrys out cleaning teeth. Be provided with the normal of straight finishing bristleRule toothbrush its meet tooth curvature, be penetrated between interdental neighbour in region, remove dental plaque and chip and along gumLine carries out clean ability aspect and is restricted. In addition, this type of toothbrush is for the ability of denfifrice that is kept for cleaning teethLimited. In the process of brushing teeth, denfifrice conventionally slips over brushing cluster and leaves bristle and interdental contact site. As a result, clean one's teethAgent is usually dispersed in around oral cavity, instead of concentrates on the contact site of bristle and tooth. Therefore, reduced the effect of cleaning courseRate.
Although made the cleaning element of making great efforts in a large number to improve toothbrush with improve the efficiency of oral cleaning process andDuring brushing teeth, denfifrice is held in place, but industry continue to seek will be to the aforementioned techniques cloth of improved cleaning element in additionPut.
Improve in early days in the trial of cleaning element, developed and there are two or three circular brush that are arranged in retainerThe toothbrush of section, wherein, retainer can be screwed in the coupling holder in toothbrush handle to can remove as required and change them. OftenIndividual brush Duan Jun comprises firm cleaning element and brushes with other distance that spacer segment is less than tooth thickness along the longitudinal axis of handleFrom, make tongue surface (inner side) and facial surface (outside) the upper operation of brush at tooth.
Another existing toothbrush comprises head, and this head comprises and is similar to dentist for cleaning teeth professionallyFlexible, elastomeric polishing cup or " prophy cup " of cleaning one's teeth. This prophy cup is equipped with toothpaste and is applied to tooth by userOn tooth. " soft, rubbery prophy cup device more effectively meets the profile of tooth than bristle ". The cleaning element (" bristle of ring-typeBunch ") be placed near the periphery of toothbrush head, these cleaning elements and prophy cup are worked in coordination with tooth and the tooth for clean userGum.
Recently, be strategic placement and the combination conduct one of the cleaning element of elastomer prophy cup and brushing cluster formImprove cleaning efficiency and during brushing teeth, denfifrice maintained to mode in place and become more general. Elastomer prophy cup and brushTuft to be used in combination with an example of strategic placement be to have the head that comprises the multiple interior rings that formed by elastomeric wallsThe toothbrush of portion's part. In central authorities, ring is surrounded by the external toroidal ring forming by bristle. Be formed as the clean unit of central authorities of brushing clusterPart is positioned at elastomer ring.
Being used in combination with another example of strategic placement of elastomer prophy cup and brushing cluster can have and comprise in oneIn the toothbrush of the head part of multiple mollielast prophy cup of being surrounded by bristle rings, find. In another embodiment, have onePlant toothbrush, prophy cup placed in the middle is formed by the cleaning element of closely tying up in groups therein, and these cleaning elements are by bristle rings bagEnclose. Bristle rings in this toothbrush be also disclosed as have one or more inclinations bunch.
Summary of the invention
On the one hand, the present invention can be a kind of toothbrush, and this toothbrush comprises: handle; Be connected to the head on handle, this headThere is proximal, perimeter, distal circumference, first surface, longitudinal axis and axis of pitch; First group of cleaning element, it forms from the headDistal circumference extend to the ring of the proximal, perimeter of head, this first group of cleaning element comprises: be positioned at head distal circumferenceThe cleaning element first kind is like elliptical wall, and this first kind ends at first end and the second end like elliptical wall; Be positioned at head nearsideThe cleaning element Equations of The Second Kind of periphery is like elliptical wall, and this Equations of The Second Kind ends at first end and the second end like elliptical wall; From firstThe first end of similar elliptical wall extends to the first row cleaning element of Equations of The Second Kind like the first end of elliptical wall; And from firstThe second end of similar elliptical wall extends to the second row cleaning element of Equations of The Second Kind like the second end of elliptical wall; Wherein the first rowArrange symmetrically about longitudinal axis and axis of pitch with the second row, the first row and the second row are with the distance of axis of pitchThe first distance increasing separately; The third line cleaning element that contiguous the first row is extended and located along the first side direction periphery of head,The third line is positioned at ring outside, and the third line upwards extends so that from the first row fork, the third line has from first surface obliquelyHeight be greater than the height of the first row; And contiguous the second row extends and clear along the fourth line of the second side direction periphery location of headClean element, fourth line is positioned at ring outside, and fourth line is upwards extended so that from the second row fork, the 4th from first surface obliquelyThe height that row has is greater than the height of the second row.
On the other hand, the present invention can be a kind of toothbrush, and this toothbrush comprises: handle; Be connected to the head on handle, this headThere is proximal, perimeter, distal circumference, first surface and longitudinal axis; First group of cleaning element, it forms distally week from the headLimit extends to the ring of the proximal, perimeter of head, and this first group of cleaning element comprises: the clean unit that is positioned at the distal circumference of headThe part first kind is like elliptical wall, and this first kind ends at first end and the second end like elliptical wall; Be positioned at the proximal, perimeter of headCleaning element Equations of The Second Kind like elliptical wall, this Equations of The Second Kind ends at first end and the second end like elliptical wall; From the first kind seeminglyThe first end of elliptical wall extends to the first row cleaning element of Equations of The Second Kind like the first end of elliptical wall; And from the first kind seeminglyThe second end of elliptical wall extends to the second row cleaning element of Equations of The Second Kind like the second end of elliptical wall; Contiguous the first row is extendedAnd along the third line cleaning element of the first side direction periphery location of head, the third line is positioned at ring outside, the third line obliquely fromFirst surface upwards extends so that from the first row fork, the height that the third line has is greater than the height of the first row; And contiguous theThe fourth line cleaning element that two row extend and locate along the second side direction periphery of head, fourth line is positioned at ring outside, fourth lineUpwards extend so that from the second row fork, the height that fourth line has is greater than the height of the second row from first surface obliquely.
Another aspect, the present invention can be a kind of toothbrush, and this toothbrush comprises: handle; Be connected to the head on handle, this headThere is proximal, perimeter, distal circumference, first surface and longitudinal axis; First group of cleaning element, it forms distally week from the headLimit extends to the ring of the proximal, perimeter of head, and this first group of cleaning element comprises: the clean unit that is positioned at the distal circumference of headThe part first kind is like elliptical wall, and this first kind ends at first end and the second end like elliptical wall; Be positioned at the proximal, perimeter of headCleaning element Equations of The Second Kind like elliptical wall, this Equations of The Second Kind ends at first end and the second end like elliptical wall; From the first kind seeminglyThe first end of elliptical wall extends to the arc the first row cleaning element of Equations of The Second Kind like the first end of elliptical wall; And fromThe second end of one similar elliptical wall extends to the arc second row cleaning element of Equations of The Second Kind like the second end of elliptical wall; AndAnd wherein, arc the first row and the second arc row are arranged symmetrically about longitudinal axis, make arc the first row and bowThe peripheral projection surface of the second row of shape is towards longitudinal axis.
Again on the other hand, the present invention can be a kind of toothbrush, and this toothbrush comprises: handle; Be connected to the head on handle, this headPortion has proximal, perimeter, distal circumference, first surface and longitudinal axis; First group of cleaning element, it forms distally from the headPeriphery extends to the ring of the proximal, perimeter of head, and this first group of cleaning element comprises: distal circumference clean that is positioned at headThe element first kind is like elliptical wall, and this first kind ends at first end and the second end like elliptical wall; Be positioned at the nearside week of headThe cleaning element Equations of The Second Kind on limit is like elliptical wall, and this Equations of The Second Kind ends at first end and the second end like elliptical wall; From the first kindExtend to the first row cleaning element of Equations of The Second Kind like the first end of elliptical wall like the first end of elliptical wall; And from the first kindExtend to the second row cleaning element of Equations of The Second Kind like the second end of elliptical wall like the second end of elliptical wall; Wherein, ringTop surface has longitudinal side profile of the S shape that is outside stretching, extension.
Another aspect, the present invention can be a kind of toothbrush, and this toothbrush comprises: handle; Be connected to the head on handle, this headThere is proximal, perimeter, distal circumference, first surface and longitudinal axis; First group of cleaning element, it forms distally week from the headLimit extends to the ring of the proximal, perimeter of head; And wherein the top surface of ring has longitudinal side profile, this longitudinal sideFacial contour comprises that the peak portion of the farthest side point from being positioned at ring extends to the recessed district of the transition point of the mid portion that is positioned at ringSection, and extend to the protruding section of Equations of The Second Kind like the recent side point of elliptical wall from transition point.
Brief description of the drawings
The present invention can be used in various oral care implements and health product. Accompanying drawing shows of the present invention onePlant purposes and should not be interpreted as unique embodiment of the present invention.
Fig. 1 is the perspective view of toothbrush according to an embodiment of the invention.
Fig. 2 is the front view of the toothbrush of Fig. 1.
Fig. 3 is the left side view of the toothbrush of Fig. 1.
Fig. 4 is the right side view of the toothbrush of Fig. 1.
Fig. 5 is the top view of the toothbrush of Fig. 1.
Fig. 6 is the enlarged perspective of the head of the toothbrush of Fig. 1.
Fig. 7 is the amplification front elevation of the head of the toothbrush of Fig. 1.
Fig. 8 is that the head of toothbrush of Fig. 1 is along the sectional view of the sight line VIII-VIII of Fig. 7.
Fig. 9 is that the head of toothbrush of Fig. 1 is along the sectional view of the sight line IX-IX of Fig. 7.
Figure 10 is the left side view of the toothbrush of Fig. 1, has wherein removed some cleaning element and has clearly illustrated by firstThe transverse side profile of the ring of sealing substantially that group cleaning element forms.
Detailed description of the invention
In the following description, according to the manual toothbrush that combines theme cleaning element layout, the present invention is described. But,In other form, the present invention can adopt comprise soft tissue cleanser tool, electric toothbrush or design for MC other haveThe form of other oral care implement of handle utensil.
First simultaneously, with reference to Fig. 1-5, show toothbrush 100 according to an embodiment of the invention. Toothbrush 100 generallyComprise handle 110 and head 120. Handle 110 for user provides him/her can be so as to gripping like a cork and handle toothbrush 100Mechanism. Handle 110 illustrates in the universal sense and can be by the technology of many difformities, size, material and this areaThe well-known various manufacture methods of personnel form. If necessary, handle 110 can comprise the tool of being made up of elastomeric materialThere is the grip part (not shown) of suitable quality, or can be multi-piece type structure. Briefly, the details of handle 110 is not to thisThe restriction of invention, and therefore without further illustrating for the purposes of the present invention.
Toothbrush 100 longitudinally axis A-A (shown in Figure 2) extends to far-end 113 from near-end 112. Head 120 can operateBe connected on handle 110. The head 120 of toothbrush and handle 110 preferably utilize mold pressing, milling, cutting or other suitable workSkill and be formed as single overall structure. But in other embodiments, handle 110 and head 120 can be used as independent member shapeBecome, these members (include but not limited to by any suitable technology as known in the art in the follow-up phase of manufacturing processThermal weld, tight fit assembling, coupling sleeve, adhesion or securing member) be operably connected. Head 120 and handle 110 belong to entiretyNot limitation of the present invention of structure or multi-piece type structure (comprising interconnection technique).
Now should point out, correlation term as distally, centre, nearside, upper and lower, top, bottom, left and right etc. be only used for retouchingRelative position relative to each other of the member of painting toothbrush 100 and be not intended to limit the present invention in any further mode.
Head 120 comprises front surface 121 and rear surface 122 generally. The front surface 121 of head 120 and rear surface 122 energyPresent various shapes and profile, these shapes and profile be non-limitation of the present invention all. For example, front surface 121 and afterSurface 122 can be smooth, wavy or its combination. In addition, if necessary, rear surface 122 also can comprise other forThe structure of oral cleaning, for example soft tissue cleanser. The assignee's who authorizes the application who announces on December 5th, 2006 the U.S. is specialProfit discloses the example of suitable soft tissue cleanser in 7,143,462, this patent this by reference entirety be incorporated to. ThisOutward, although head 120 is widened with respect to the neck 111 of handle 110 conventionally, it can be only handle 110 in some structuresExtension or the portion that narrows continuously.
Head 120 also comprises distal circumference 124, the first side direction periphery 125, the second side direction periphery 126 and proximal, perimeter127. Distal circumference 124, the first side direction periphery 125 and the second side direction periphery 126 are defined by all side surfaces 123 of head 120. CloselySide periphery 127 is limited to head 120 and is transitioned into neck 111 parts.
The set 130 of cleaning element be arranged on the front surface of head 120 so as with oral surfaces, be preferably tooth and joinContact to earth and clean. Although the set 130 of cleaning element is specially adapted to brush teeth, except tooth or replace tooth, clean unitThe set 130 of part also can be used for oral cavity cleaning soft tissue, for example tongue, gum or cheek. As used herein, term " cleaning element "Be used to refer in the universal sense for can be used for by any structure that relative Surface Contact cleans or massaging oral is surperficial.The common instance of " cleaning element " include but not limited to filament bristle, fiber bristles, nylon brush hair, covered with spiral brush, rubber bristles,Elastomer excrescence, flexible polymer excrescence, coextrusion filament, curling bristle, curling bristle, antibacterial bristle and combination thereofAnd/or the structure that comprises this type of material or combination.
The set 130 of cleaning element of the present invention can be connected on head 120 in any mode as known in the art. ExampleAs, can use without grappling bunch planting (AFT) cleaning element is installed. In AFT, such as by ultrasonic bonding by plate or diaphragmBe fixed on brush. Bristle (or other elastomer element) extends through this plate or diaphragm. Brush in a side of plate or diaphragmHair free end is carried out cleaning function. Brush end on the opposite side of plate or diaphragm with grappling is just melted in together by heatingPosition. In broad practice of the present invention, can use the cleaning element of any suitable form. Alternatively, bristle can be worn by extensionCross the appropriate openings in bunch piece and be arranged on bunch piece or section, the base portion of bristle is arranged in bunch piece or under bunch piece.
Now simultaneously with reference to Fig. 6 and Fig. 7, will head 120 according to an embodiment of the invention be described and from its extensionThe details of the set 130 of cleaning element. The head 120 of toothbrush comprises longitudinal axis A-A and axis of pitch C-C. Generally, cleanThe set 130 of element comprises first group of 140 cleaning element, second group of 150 cleaning element, the 3rd group of 160 cleaning elements and manyIndividual prophy cup 171-173.
The similar elliptical wall 141 in distally that first group of 140 cleaning element comprises cleaning element generally, two arc row142-143 cleaning element, and the similar elliptical wall 144 of nearside. The similar elliptical wall 141 in distally is by cleaning element 141a-141b forms. The similar elliptical wall 144 of nearside is formed by cleaning element 144a-144d. Arc the first row 142 is by cleaning element142a-142c forms, and the second arc row 143 is formed by cleaning element 143a-143c.
Second group of 150 cleaning element is arranged to a line along the side direction periphery 125 of head 120. Similarly, the 3rd group 160 clearClean element is arranged to a line along the side direction periphery 126 of head 120. Particularly, the row bag being formed by first group of 150 cleaning elementDraw together cleaning element 150a-150e, and the row being formed by second group of 160 cleaning element comprises cleaning element 160a-160e.
Preferably, the similar elliptical wall 141 in distally, arc two row 142-143 and the institute of the similar elliptical wall 144 of nearsideThere is cleaning element all to be formed by the bristle of closely tying up. But the present invention is not so limited, and in these cleaning elementsOne, some or all can form by other material of such as elastomer etc. In addition, although the similar elliptical wall 141 in distally,Two arc row 142-143 and the similar elliptical wall 144 of nearside are depicted as respectively by two, three and four cleaning element shapesBecome, but each in the similar elliptical wall 141 in distally, arc two row 142-143 and the similar elliptical wall 144 of nearside canFormed by the cleaning element more more or less than illustrated embodiment. And, the similar elliptical wall 141 in distally, arc two rowThe similar elliptical wall 144 of 142-143 and nearside even can be used as single clearing element wall and forms.
Prophy cup 171 is formed by three arc elastomeric walls section 171a-171c. Similarly, prophy cup 173 is by three bowsShape elastomeric walls section 172a-172c forms. Central authorities' prophy cup 172 is formed by two arc elastomeric walls section 172a-172b.Certainly, each in prophy cup 171-173 all can be made up of and can be by it the section more more or less than illustrated embodimentIts material is as the bristle formation of closely tying up. Suitable elastomeric material comprises appointing of being suitable for using in oral hygiene apparatusesWhat biocompatible elastomeric material. For best comfortable and cleaning effect is provided, elastomeric material preferably has at A10 extremelyHardness property within the scope of the Shore hardness of A40, and be preferably A25 Shore hardness. A kind of preferred elastomeric material is by GLSThe styrene-ethylene/butylene-styrene block copolymer (SEBS) that company manufactures. But, can use from other manufacturerSEBS material or other material in above-mentioned hardness range and outside above-mentioned hardness range.
All prophy cup 171-173 are arranged in by first group of cleaning element 140 (below will illustrate in more detail) shapeIn the ring becoming, this ring is preferably the ring of sealing substantially. Prophy cup 171-173 is also along the longitudinal axis A-A cloth of headPut. Prophy cup 172 is also positioned on the axis of pitch C-C of head 120.
Further relevant to first group of cleaning element 140, prophy cup 171 is positioned at the similar elliptical wall 141 in distally, and cleanTooth cup 173 is positioned at the similar elliptical wall 144 of nearside. Prophy cup 172 is centrally located between two arc row 142-143.
Microscler central cleaning element 181-183 is arranged in each of prophy cup 171-173 and with perpendicularMode from the head 120 first surface 121 upwards extend. Particularly, central cleaning element 181 is positioned at prophy cup 171And extend along the central axis X-X of prophy cup 171. Central authorities cleaning elements 182 is positioned at prophy cup 172 and along prophy cup 182Central axis Y-Y extends. Central authorities' cleaning element 183 is positioned at prophy cup 173 and extends along the central axis Z-Z of prophy cup 173.Each in microscler cleaning element 181-183 is all preferably high than its corresponding prophy cup 171-173 and extend above its topSurface. Each in microscler central cleaning element 181-183 all ends at the cleaning end that is preferably taper end. Certainly, originallyInvention is not so limited, and the cleaning end of central cleaning element 181-183 can adopt other shape. Central authorities' cleaning element181-183 is preferably the brushing cluster of closely tying up, but also can be elastomer finger if necessary. More of the present inventionIn embodiment, can omit together microscler cleaning element 181-183.
First couple of microscler cleaning element 191a-191b is also positioned at the envelope substantially being formed by first group of 140 cleaning elementIn the ring closing. First couple of microscler cleaning element 191a-191b is between the first prophy cup 171 and the second prophy cup 172. ClassLike, second couple of elongated elements 192a-192b is positioned at the ring of sealing substantially being formed by first group of cleaning element 140In. Second couple of microscler cleaning element 192a-192b is between the second prophy cup 172 and the 3rd prophy cup 173.
Now separately with reference to Fig. 7, by the details of the front profile of first group of 140 cleaning element of explanation. The distally class of cleaning elementJointly form from the beginning like elliptical wall 141, arc two row 142-143 cleaning elements and the similar elliptical wall 144 of nearsideThe distal circumference 124 of portion 120 extends to the ring of sealing substantially of the proximal, perimeter 127 of head 120. Far away by cleaning elementThe base that the similar elliptical wall 141 of side, arc two row 142-143 cleaning elements and the similar elliptical wall 144 of nearside formIn basis, the ring of sealing is also located symmetrically along the longitudinal axis A-A of head 120. As best visible in Fig. 7, substantially sealRing is in shape as runway. Certainly, in some alternative, also can adopt other shape.
The similar elliptical wall 141 in distally circumferentially extends to the second end 241b from first end 241a. The similar ellipse in distallyWall 141 circumferentially extends at least 180 degree, and extends in an illustrated embodiment approximately 180 degree. The similar elliptical wall 144 of nearside fromFirst end 244a circumferentially extends to the second end 244b. The similar elliptical wall 144 of nearside is circumferentially extended at least 180 degree, andIn shown embodiment, extend approximately 180 degree.
The first end 241a of arc the first row 142 similar elliptical wall 141 from distally extends to the similar ellipse of nearsideThe first end 244a of wall 144. Similarly, the second end 241b of arc the second row 143 similar elliptical wall 141 from distally extendsTo the second end 244a of the similar elliptical wall 144 of nearside. Arc the first row 142 and the second arc row 143 are arranged in headOn 120 to locate symmetrically about longitudinal axis A-A and the axis of pitch C-C of head. Arc the first row 142 and bowThe second row 143 distance of separation D of shape, this distance B is with increasing with the distance of axis of pitch C-C. Arc row 142,143 is arranged toMake their protruding side face toward each other.
Now, simultaneously with reference to Fig. 7-9, will the details of second group of 150 cleaning element and the 3rd group of 160 cleaning elements be described, andThe relation of they and first group of 140 cleaning element and head 120. As mentioned above, second group of 150 cleaning element and the 3rd group 160Cleaning element is embarked on journey along the first side direction periphery 125 and second side direction periphery 126 layouts of head 120 respectively. Cleaning element 160a-160e with non-perpendicular angle θ from the head 120 first surface 121 extend, make cleaning element 160a-160e from the head 120First surface 121 extend in case from the second row 143 cleaning elements (its preferably with the angle of perpendicular from first surface121 extend) fork (or bifurcated). Similarly, cleaning element 150a-150e is with non-perpendicular angle θ the first table of 120 from the headFace 121 extends, make cleaning element 150a-150e from the head 120 first surface 121 extend so that clean from the first row 142Element (it preferably extends from first surface 121 with the angle of perpendicular) fork. Preferably, angle θ is at 1 to 15 degreeIn scope, and most preferably be 4 degree.
Longitudinal channels 165 is formed on the 3rd group of 160 cleaning element 160a-160e and the third line 143 cleaning element 143a-Between 143c. Similarly, longitudinal channels 155 is formed on second group of 150 cleaning element 150a-150e and the second clean unit of row 142Between part 142a-142c. Longitudinal channels 155,165 provides the sky for receive and keep denfifrice during MCChamber.
The 3rd group of 160 cleaning element 160a-160e ends at cleaning end 161a-161e. Cleaning end 161a-161e preferably graduallyShorten into form longitudinal edge 162 along the row being formed by the 3rd group of 160 cleaning element 160a-160e. Similarly, secondOrganize 150 cleaning element 150a-150e and end at cleaning end 151a-151e. Cleaning end 151a-151e be preferably apered in case along byThe row that the 3rd group of 150 cleaning element 150a-150e forms and form the second longitudinal edge 152. The second row 150 cleaning elementsConvergent and the inclination character of 150a-150e and the third line 160 cleaning element 160a-160e not only provide along tooth during brushing teethIt is clean that gum line increases tooth, and provide so as to denfifrice being introduced to the means in these regions.
As best visible in Fig. 9, second group of 150 cleaning element 150a-150e and the 3rd group of 160 cleaning element 160a-160e is higher than the second row 142 cleaning element 142a-142c and the third line 143 cleaning element 143a-143c respectively. In other words,The height that second group of 150 cleaning element 150a-150e and the 3rd group of 160 cleaning element 160a-160e have is greater than respectively secondThe height of row 142 cleaning element 142a-142c and the third line 143 cleaning element 143a-143c. As used herein, be highly fromThe first surface 121 of head 120 is to the vertical range of the topmost portion of theme element.
Now, simultaneously with reference to Fig. 7 and Fig. 9, as mentioned above, prophy cup 171 is positioned at the similar elliptical wall 141 in distally, and cleans one's teethCup 173 is positioned at the similar elliptical wall 144 of nearside. As a result of, between the similar elliptical wall 141 in prophy cup 171 and distally, depositAt ring-type conduit 195. Similarly, between the similar elliptical wall 144 of prophy cup 173 and nearside, there is ring-type conduit 196. These ringsShape conduit 195,196 provides the cavity for receive and further keep denfifrice during MC.
As visible in Fig. 9, the first kind like the farthest side part of elliptical wall 141 with inclining away from handle 110 angled βOblique mode from the head 120 first surface 121 is upwards extended. Preferably, angle beta is in the scope of 1 to 15 degree, and most preferablyBe 4 degree. On the contrary, Equations of The Second Kind like the recent side part of elliptical wall 144 in the inclination mode towards handle 110 angled φ from the beginningThe first surface 121 of portion 120 upwards extends. Preferably, angle φ, in the scope of 1 to 15 degree, and most preferably is 4 degree.
Now simultaneously with reference to Fig. 7 and Figure 10, the ring substantially sealing that explanation is formed by first group of 140 cleaning elementProfile. Figure 10 shows by 144 of the similar elliptical wall 141 in distally, arc two row 142-143 and the similar elliptical wall of nearsideThe longitudinal side profile of simplification of the top surface of the ring of sealing substantially forming. As can be seen, top surface 149 toolsHave the transverse side profile that comprises recessed section 40, this recessed section 40 is from being positioned at the farthest side of the similar elliptical wall 141 in distallyThe P of peak portion at some place extends to the transition point T of the pars intermedia office that is positioned at two arc row 142-143. Transverse side profile also wrapsDraw together from transition point T and extend to the protruding section 50 of Equations of The Second Kind like the recent side point F of elliptical wall 144. Longitudinally side profile roughlyFor the S shape of outwards stretching.
In other words, the first kind like elliptical wall 141 have the first height H 1 of first end 241a and the second end 241b withAnd at the seemingly peak height HP of the position of elliptical wall 144 crossing with longitudinal axis A-A (or hypothesis will intersect) of the first kind. FirstSimilar elliptical wall 144 is upwards suitable tiltedly to peak height HP from the first height H 1, thereby from first end 241a and the second end 241bMove to the first kind like the elliptical wall position P crossing with longitudinal axis A-A. When moving to like elliptical wall 141 from the first kindEquations of The Second Kind is when the elliptical wall 144, and the height of the first row 142 and the second row 143 is first downwards along an oblique part, until reach highDegree H2. After this, the height of the first row 142 and the second row 143 is then upwards along oblique Part II, until reach height H 3. InstituteA little, the height that Equations of The Second Kind preferably has like elliptical wall 144 is greater than height H 2 and is less than peak height HP.
Although described and shown multiple embodiment of the present invention in detail, the skill of various substitutions and modifications to this areaArt personnel will be easy to become and obviously and not depart from the spirit and scope of the present invention. Due to can be at said method, component and knotIn structure, make various changes and do not depart from the scope of the present invention, thus expect all the elements that comprise in the application, comprise all onState mechanism and/or interactive mode, only should be interpreted as illustrative but not limit by any way the scope of claims.

Claims (33)

1. a toothbrush, comprising:
Handle;
Be connected to the head on described handle, described head have proximal, perimeter, distal circumference, first surface, longitudinal axis andAxis of pitch;
First group of cleaning element, it forms the ring that extends to the proximal, perimeter of described head from the distal circumference of described head,Described first group of cleaning element comprises:
The seemingly elliptical wall of the first kind that is positioned at the cleaning element at the distal circumference place of described head, the described first kind is like elliptical wallEnd at first end and the second end;
The seemingly elliptical wall of Equations of The Second Kind that is positioned at the cleaning element at the proximal, perimeter place of described head, described Equations of The Second Kind is like elliptical wallEnd at first end and the second end;
Extend to the first row of described Equations of The Second Kind like the first end of elliptical wall from the described first kind like the first end of elliptical wallCleaning element; And
Extend to second row of described Equations of The Second Kind like the second end of elliptical wall from the described first kind like the second end of elliptical wallCleaning element;
Wherein, described the first row and described the second row arrange symmetrically about described longitudinal axis and described axis of pitch, described inThe first row and described the second row with the distance of described axis of pitch increase first distance separate;
The third line cleaning element that contiguous described the first row is extended and located along the first side direction periphery of described head, the described the 3rdLine position is in described ring outside, and described the third line upwards extends so that from described the first row fork from described first surface obliquelyOpen, the height that described the third line has is greater than the height of described the first row; And
The fourth line cleaning element that contiguous described the second row extends and locates along the second side direction periphery of described head, the described the 4thLine position is in described ring outside, and described fourth line is upwards extended so that from described the second row fork from described first surface obliquelyOpen, the height that described fourth line has is greater than the height of described the second row.
2. toothbrush according to claim 1, is characterized in that, described toothbrush also comprises:
Wherein, the described first kind has first in the described first kind like first end and the second end place of elliptical wall like elliptical wallHighly and in the described first kind there is peak height, described first like the elliptical wall position crossing with described longitudinal axisSimilar elliptical wall from described first highly upwards along tiltedly to described peak height, thereby from the described first kind like elliptical wallFirst end and the second end move to the described first kind like the elliptical wall position crossing with described longitudinal axis;
Wherein, in the time moving to described Equations of The Second Kind like elliptical wall from the described first kind like elliptical wall, described the first row and instituteThe height of stating the second row is first downward along an oblique part and then upwards along oblique Part II; And
Wherein, the height that described Equations of The Second Kind has like elliptical wall is less than described peak height.
3. toothbrush according to claim 2, is characterized in that, the clean unit of described the third line cleaning element and described fourth linePart has and is apered to form respectively the top surface of the first lateral edge and the second lateral edge.
4. toothbrush according to claim 1, is characterized in that, described first group of cleaning element is the bristle of closely tying up.
5. toothbrush according to claim 1, is characterized in that, described the first row and described the second behavior arcuate wall.
6. toothbrush according to claim 5, is characterized in that, described the third line and described fourth line are about described headLongitudinal axis and described axis of pitch are arranged symmetrically.
7. toothbrush according to claim 6, is characterized in that, between described the first row and described the third line, forms firstConduit and form the second conduit between described the second row and described fourth line.
8. toothbrush according to claim 1, is characterized in that, described toothbrush also comprises:
Wherein, described the third line has first end and the second end, and described the third line extends into the first end that makes described the third lineSecond end and seemingly elliptical wall of described Equations of The Second Kind of and described the third line adjacent like the outer surface of elliptical wall with the described first kindOuter surface adjacent; And
Wherein, described fourth line has first end and the second end, and described fourth line extends into the first end that makes described the third lineSecond end and seemingly elliptical wall of described Equations of The Second Kind of and described the third line adjacent like the outer surface of elliptical wall with the described first kindOuter surface adjacent.
9. toothbrush according to claim 1, is characterized in that, the described first kind is seemingly ellipse like elliptical wall and described Equations of The Second KindCircular wall is at least 180 degree in circumference.
10. toothbrush according to claim 1, is characterized in that, described toothbrush also comprises:
Be positioned at the first elastomer cup of the described first kind like elliptical wall;
The second elastomer cup between described the first row and described the second row; And
Be positioned at the three elastomer cup of described Equations of The Second Kind like elliptical wall.
11. toothbrushes according to claim 10, is characterized in that, described toothbrush also comprises and is positioned at described the first elastomer cupAnd the described first kind like the first annular gap between elliptical wall and be positioned at described the second elastomer cup and described Equations of The Second Kind seeminglyThe second annular gap between elliptical wall.
12. toothbrushes according to claim 10, is characterized in that, described the first elastomer cup, described the second elastomer cupWith the longitudinal axis location of described the 3rd elastomer cup along described head.
13. toothbrushes according to claim 10, is characterized in that, described toothbrush also comprises:
The the first microscler cleaning element extending along the central axis of described the first elastomer cup, it than described the first elastomer cup moreHigh;
The the second microscler cleaning element extending along the central axis of described the second elastomer cup, it than described the second elastomer cup moreHigh; And
The 3rd microscler cleaning element extending along the central axis of described the 3rd elastomer cup, it than described the 3rd elastomer cup moreHigh.
14. toothbrushes according to claim 13, is characterized in that, described the first elastomer cup and described the 3rd elastomer cupFormed by three arc wall sections, and described the second elastomer cup is formed by two arc wall sections.
15. toothbrushes according to claim 10, is characterized in that, described toothbrush is also included in the institute that is positioned in described ringState the microscler cleaning element of the first couple and being positioned in described ring between the first elastomer cup and described the second elastomer cupThe microscler cleaning element of the second couple between described the second elastomer cup and described the 3rd elastomer cup.
16. toothbrushes according to claim 1, is characterized in that, described toothbrush also comprises that wherein said ring is substantiallySealing.
17. toothbrushes according to claim 1, is characterized in that, the described first kind of cleaning element like elliptical wallDistal part is upwards extended from the first surface of described head in inclination mode away from described handle; And wherein, cleaning elementDescribed Equations of The Second Kind like the recent side part of elliptical wall towards described handle in inclination mode the first surface from described headUpwards extend.
18. 1 kinds of toothbrushes, comprising:
Handle;
Be connected to the head on described handle, described head has proximal, perimeter, distal circumference, first surface and longitudinal axis;
First group of cleaning element, it forms the ring that extends to the proximal, perimeter of described head from the distal circumference of described head,Described first group of cleaning element comprises:
The seemingly elliptical wall of the first kind that is positioned at the cleaning element at the distal circumference place of described head, the described first kind is like elliptical wallEnd at first end and the second end;
The seemingly elliptical wall of Equations of The Second Kind that is positioned at the cleaning element at the proximal, perimeter place of described head, described Equations of The Second Kind is like elliptical wallEnd at first end and the second end;
Extend to the first row of described Equations of The Second Kind like the first end of elliptical wall from the described first kind like the first end of elliptical wallCleaning element; And
Extend to second row of described Equations of The Second Kind like the second end of elliptical wall from the described first kind like the second end of elliptical wallCleaning element;
The third line cleaning element that contiguous described the first row is extended and located along the first side direction periphery of described head, the described the 3rdLine position is in described ring outside, and described the third line upwards extends so that from described the first row fork from described first surface obliquelyOpen, the height that described the third line has is greater than the height of described the first row; And
The fourth line cleaning element that contiguous described the second row extends and locates along the second side direction periphery of described head, the described the 4thLine position is in described ring outside, and described fourth line is upwards extended so that from described the second row fork from described first surface obliquelyOpen, the height that described fourth line has is greater than the height of described the second row.
19. toothbrushes according to claim 18, is characterized in that, described the first row and described the second row are about described headLongitudinal axis and axis of pitch arrange symmetrically, described the first row and described the second row with the distance of described axis of pitchAnd the first distance increasing separately.
20. toothbrushes according to claim 19, is characterized in that, described the first row and described the second behavior arcuate wall; WithAnd wherein, described ring is what substantially seal.
21. toothbrushes according to claim 18, is characterized in that, described toothbrush also comprises:
Wherein, the described first kind has first in the described first kind like first end and the second end place of elliptical wall like elliptical wallHighly and in the described first kind there is peak height, described first like the elliptical wall position crossing with described longitudinal axisSimilar elliptical wall from described first highly upwards along tiltedly to described peak height, thereby from the described first kind like elliptical wallFirst end and the second end move to the described first kind like the elliptical wall position crossing with described longitudinal axis;
Wherein, in the time moving to described Equations of The Second Kind like elliptical wall from the described first kind like elliptical wall, described the first row and instituteThe height of stating the second row is first downward along an oblique part and then upwards along oblique Part II; And
Wherein, the height that described Equations of The Second Kind has like elliptical wall is less than described peak height.
22. 1 kinds of toothbrushes, comprising:
Handle;
Be connected to the head on described handle, described head has proximal, perimeter, distal circumference, first surface and longitudinal axis;
First group of cleaning element, its form extend to described head from the distal circumference of described head proximal, perimeter substantiallyThe ring of sealing, described first group of cleaning element comprises:
The seemingly elliptical wall of the first kind that is positioned at the cleaning element at the distal circumference place of described head, the described first kind is like elliptical wallEnd at first end and the second end;
The seemingly elliptical wall of Equations of The Second Kind that is positioned at the cleaning element at the proximal, perimeter place of described head, described Equations of The Second Kind is like elliptical wallEnd at first end and the second end;
Extend to arc like the first end of elliptical wall of described Equations of The Second Kind from the described first kind like the first end of elliptical wallThe first row cleaning element; And
Extend to arc like the second end of elliptical wall of described Equations of The Second Kind from the described first kind like the second end of elliptical wallThe second row cleaning element; And
Wherein, described arc the first row and described the second arc row are arranged symmetrically about described longitudinal axis, make instituteState the peripheral projection surface of arc the first row and the peripheral projection surface of described the second arc row in the face of described longitudinal axis.
23. toothbrushes according to claim 22, is characterized in that, described toothbrush also comprises:
The third line cleaning element that contiguous described the first row is extended and located along the first side direction periphery of described head, the described the 3rdLine position is in the ring outside of described sealing substantially, and described the third line upwards extends so that from institute from described first surface obliquelyState the first row fork, the height that described the third line has is greater than the height of described the first row; And
The fourth line cleaning element that contiguous described the second row extends and locates along the second side direction periphery of described head, the described the 4thLine position is in the ring outside of described sealing substantially, and described fourth line is upwards extended so that from institute from described first surface obliquelyState the second row fork, the height that described fourth line has is greater than the height of described the second row.
24. toothbrushes according to claim 22, is characterized in that, described toothbrush also comprises:
Wherein, the described first kind has first in the described first kind like first end and the second end place of elliptical wall like elliptical wallHighly and in the described first kind there is peak height, described first like the elliptical wall position crossing with described longitudinal axisSimilar elliptical wall from described first highly upwards along tiltedly to described peak height, thereby from the described first kind like elliptical wallFirst end and the second end move to the described first kind like the elliptical wall position crossing with described longitudinal axis;
Wherein, moving to described Equations of The Second Kind when the elliptical wall from the described first kind like elliptical wall, described arc firstThe height of row and described the second arc row is first downward along an oblique part and then upwards along oblique Part II; And
Wherein, the height that described Equations of The Second Kind has like elliptical wall is less than described peak height.
25. 1 kinds of toothbrushes, comprising:
Handle;
Be connected to the head on described handle, described head has proximal, perimeter, distal circumference, first surface and longitudinal axis;
First group of cleaning element, it forms the ring that extends to the proximal, perimeter of described head from the distal circumference of described head,Described first group of cleaning element comprises:
The seemingly elliptical wall of the first kind that is positioned at the cleaning element at the distal circumference place of described head, the described first kind is like elliptical wallEnd at first end and the second end;
The seemingly elliptical wall of Equations of The Second Kind that is positioned at the cleaning element at the proximal, perimeter place of described head, described Equations of The Second Kind is like elliptical wallEnd at first end and the second end;
Extend to the first row of described Equations of The Second Kind like the first end of elliptical wall from the described first kind like the first end of elliptical wallCleaning element; And
Extend to second row of described Equations of The Second Kind like the second end of elliptical wall from the described first kind like the second end of elliptical wallCleaning element;
Wherein, the top surface of described ring has longitudinal side profile of the S shape that is outside stretching, extension, and wherein, describedA line and described the second row are arranged symmetrically about longitudinal axis and the axis of pitch of described head, described the first row and describedTwo row with the distance of described axis of pitch increase first distance separate.
26. toothbrushes according to claim 25, is characterized in that, described the first row and described the second behavior have in the face of instituteState the arcuate wall on the peripheral projection surface of longitudinal axis.
27. toothbrushes according to claim 26, is characterized in that, described toothbrush also comprises:
The third line cleaning element that contiguous described the first row is extended and located along the first side direction periphery of described head, the described the 3rdLine position is in described ring outside, and described the third line upwards extends so that from described the first row fork from described first surface obliquelyOpen, the height that described the third line has is greater than the height of described the first row; And
The fourth line cleaning element that contiguous described the second row extends and locates along the second side direction periphery of described head, the described the 4thLine position is in described ring outside, and described fourth line is upwards extended so that from described the second row fork from described first surface obliquelyOpen, the height that described fourth line has is greater than the height of described the second row.
28. toothbrushes according to claim 27, is characterized in that, described toothbrush also comprises:
Be positioned at the first elastomer cup of the described first kind like elliptical wall;
The second elastomer cup between described the first row and described the second row; And
Be positioned at the three elastomer cup of described Equations of The Second Kind like elliptical wall.
29. toothbrushes according to claim 28, is characterized in that, described toothbrush also comprises and is positioned at described the first elastomer cupAnd the described first kind like the first annular gap between elliptical wall and be positioned at described the second elastomer cup and described Equations of The Second Kind seeminglyThe second annular gap between elliptical wall.
30. toothbrushes according to claim 29, is characterized in that, described the first elastomer cup, described the second elastomer cupWith the longitudinal axis location of described the 3rd elastomer cup along described head.
31. toothbrushes according to claim 28, is characterized in that, described toothbrush also comprises:
The the first microscler cleaning element extending along the central axis of described the first elastomer cup, it than described the first elastomer cup moreHigh;
The the second microscler cleaning element extending along the central axis of described the second elastomer cup, it than described the second elastomer cup moreHigh; And
The 3rd microscler cleaning element extending along the central axis of described the 3rd elastomer cup, it than described the 3rd elastomer cup moreHigh.
32. toothbrushes according to claim 31, is characterized in that, described toothbrush is also included in the institute that is positioned in described ringState the microscler cleaning element of the first couple and being positioned in described ring between the first elastomer cup and described the second elastomer cupThe microscler cleaning element of the second couple between described the second elastomer cup and described the 3rd elastomer cup.
33. toothbrushes according to claim 25, is characterized in that, the described first kind of cleaning element like elliptical wallDistal part is upwards extended from the first surface of described head in inclination mode away from described handle; And wherein, cleaning elementDescribed Equations of The Second Kind like the recent side part of elliptical wall towards described handle in inclination mode the first surface from described headUpwards extend.
CN200980163026.5A 2009-12-18 2009-12-18 There is the toothbrush of the cleaning element of closed ring layout Active CN102933114B (en)

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EP3430942B1 (en) 2021-06-23
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KR20120084344A (en) 2012-07-27
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CA2919870C (en) 2019-09-17
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CN102933114A (en) 2013-02-13
CA2919870A1 (en) 2011-07-14

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