CN109982606A - Toothbrush - Google Patents
Toothbrush Download PDFInfo
- Publication number
- CN109982606A CN109982606A CN201780069904.1A CN201780069904A CN109982606A CN 109982606 A CN109982606 A CN 109982606A CN 201780069904 A CN201780069904 A CN 201780069904A CN 109982606 A CN109982606 A CN 109982606A
- Authority
- CN
- China
- Prior art keywords
- main part
- toothbrush
- branch portion
- shank
- neck
- 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
Links
Classifications
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B5/00—Brush bodies; Handles integral with brushware
- A46B5/002—Brush bodies; Handles integral with brushware having articulations, joints or flexible portions
- A46B5/0025—Brushes with elastically deformable heads that change shape during use
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B5/00—Brush bodies; Handles integral with brushware
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B5/00—Brush bodies; Handles integral with brushware
- A46B5/002—Brush bodies; Handles integral with brushware having articulations, joints or flexible portions
- A46B5/0025—Brushes with elastically deformable heads that change shape during use
- A46B5/0029—Head made of soft plastics, rubber or rubber inserts in plastics matrix
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B2200/00—Brushes characterized by their functions, uses or applications
- A46B2200/10—For human or animal care
- A46B2200/1066—Toothbrush for cleaning the teeth or dentures
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- Brushes (AREA)
Abstract
The purpose of the present invention is to provide a kind of toothbrushes for can control brush and sweeping pressure and having flexible operability.The present invention has: configuring the brushhead for being implanted with pieces on front end side and plant hair side, extends to the neck of brushhead rear end side setting, and extends to the shank of neck being arranged with the rear end side of brushhead opposite side；Shank at least has: from the continuous main part of neck, extend along main part and another side is connected with main part end in the state that side separates in the direction of the width with main part at one end branch portion, and the integrally resilient retention features in retainer body portion and branch portion.
Description
Technical field
The present invention relates to a kind of toothbrushes.
This application claims preferential at Japanese patent application 2016-220306 of Japanese publication based on November 11st, 2016
Power, here cites its content.
Background technique
Function as toothbrush, it is important that can be to avoid excessive when being swept to the operational simple, brush that desired site brush is swept
Brush sweep pressure.
In patent document 1, one kind is described in toothbrush operation, setting can voluntarily adjust " press section " for planting the deformation of hair portion,
The toothbrush of adjustable brushhead gradient.
In patent document 2, a kind of coupling part by setting connection shank and neck is described, the torsion of coupling part is passed through
Deformation carrys out the toothbrush that pilot brush sweeps pressure.
Existing technical literature
Patent document
[patent document 1] Japanese Patent Laid-Open 2016-64031 bulletin
[patent document 2] Japanese Patent Laid-Open 10-215950 bulletin
Summary of the invention
Subject to be solved by the invention
It is to make " connecting between neck and shank by " press section " or " coupling part " in above patent document 1,2
Position " displacement, to make neck relative to shank curved, pilot brush sweeps the technology of pressure.Therefore, the situation excessive in operating pressure
Under, it only relies on above-mentioned connecting position pilot brush and sweeps pressure, brushhead can become larger relative to the displacement of shank.The displacement of brushhead is greatly extremely
When necessary above, it sometimes appear that being unable to get appropriateness brush sweeps pressure, operability becomes careless situation.
A mode of the invention is completed in view of the problems in above-mentioned conventional art point, it is therefore an objective to which providing one kind can be with
Control sweeps pressure, the toothbrush with flexible operability to the brush of tooth.
The method to solve the problem
The toothbrush of a mode of the invention is characterized in that the toothbrush includes configuration and plants on front end side and plant hair side
Enter to have the brushhead of pieces, extend to the neck of brushhead rear end side setting, and extend to the neck with it is described
The shank of the rear end side setting of brushhead opposite side；The shank at least has: from the continuous main part of the neck, along institute
Main part is stated to extend and another side and the main body in the state that side separates in the direction of the width with the main part at one end
The connected branch portion in the end in portion, and integrally keep the resilient retention features of the main part Yu the branch portion.
In addition, in the toothbrush of a mode of the invention, the resilient retention features may be configured as filling the main part with
Gap between the branch portion.
In addition, at least part of the main part and the branch portion can be by institute in the toothbrush of a mode of the invention
State resilient retention features' covering.
In addition, in the toothbrush of a mode of the invention, it is described in the width direction intersected with the shank extending direction
The side of main part with the inner surface of the opposite branch portion in the side can it is identical in inclined direction to each other and with
Tend to the inclined surface of width direction two sides from back side side to the passage for planting hair side side, and it is parallel.
In addition, the cross sectional shape intersected with the shank extending direction can be in institute in the toothbrush of a mode of the invention
It states and plants hair side side for the subtriangular of bottom surface.
In addition, can be respectively provided in the width direction two sides of the main part described in the toothbrush of a mode of the invention
Branch portion, in the state of being not provided with the resilient retention features, each branch portion difference with the passage to the neck side
To with the main part from direction extend.
In addition, the resilient retention features can be by than forming the main part and institute in the toothbrush of a mode of the invention
The more soft resin of resin for stating branch portion is formed.
The effect of invention
The present invention, which can provide, can control the toothbrush swept pressure to the brush of tooth and have flexible operability.
Detailed description of the invention
The plan view of [Figure 1A] toothbrush 1.
The lateral plan of [Figure 1B] toothbrush 1.
[Fig. 1 C] along the line A-A of Figure 1A sectional view.
The plan view of [Fig. 2A] toothbrush body 10A.
The lateral plan of [Fig. 2 B] toothbrush body 10A.
[Fig. 2 C] along the line B-B of Fig. 2A sectional view.
[Fig. 3 A] shows the sectional view of the state before the shank 16 for grasping toothbrush 1.
The sectional view of state when [Fig. 3 B] shows the shank 16 for gripping toothbrush 1.
[Fig. 3 C] shows the sectional view of state when brush is swept.
The plan view of [Fig. 4 A] toothbrush 20.
The lateral plan of [Fig. 4 B] toothbrush 20.
[Fig. 4 C] along the line A-A of Fig. 4 A sectional view.
The plan view of [Fig. 5 A] toothbrush 30.
The lateral plan of [Fig. 5 B] toothbrush 30.
[Fig. 5 C] along the line A-A of Fig. 5 A sectional view.
[Fig. 5 D] along the E-E line of Fig. 5 A sectional view.
[explanation of symbol]
1,20,30 ... toothbrush, the back side 1b ..., 12 ... resilient retention features, 13 ... pieces, 14 ... brushheads, 14a ... plant hair side,
15 ... necks, 16,26,36 ... shanks, 16A, 26A ... main part, 16B, 26B ... branch portion, the side of 16a, 26a ... main part
Face, the side of 16b, 26b ... branch portion, the necking section 36C ..., the gap S ...
Specific embodiment
Detailed description of the invention the embodiments of the present invention used below.
In addition, each embodiment as shown below shows a mode of the invention, the present invention is not limited, it can be of the invention
Any change is carried out within the scope of technical idea.In addition, observing each component for convenience in following attached drawing, going out sometimes
The case where now being made the scale bar of size different according to constituent element and being shown.
[the 1st embodiment]
Illustrate that the toothbrush of the 1st embodiment of the invention is constituted below.
Figure 1A is the plan view of toothbrush 1.Figure 1B is the lateral plan of toothbrush 1.Fig. 1 C is the section along the line A-A of Figure 1A
Figure.Fig. 2A is the plan view of toothbrush body 10A.Fig. 2 B is the lateral plan of toothbrush body 10A.Fig. 2 C is the B- along Fig. 2A
The sectional view of B line.
As shown in Figure 1A~Fig. 1 C, the toothbrush 1 of present embodiment has: the toothbrush body 10A of the skeleton of toothbrush 1 is constituted,
The resilient retention features 12 and multi beam pieces 13 more soft than toothbrush body 10A are made of this 3 main portions.
Specifically, toothbrush 1 includes configuration in the front end of the toothbrush body 10A of hard and is implanted with plurality of bristles 13a's
The brushhead 14 of pieces 13 extends to the neck 15 of the rear end side setting of brushhead 14, extends to the rear end of neck 15 (with brush head
The end of the end opposite side of 14 side of portion) side setting and with the resilient retention features 12 more soft than toothbrush body 10A
Shank 16.
Toothbrush body 10A is integrally formed as strip on the whole, for example, can pass through injection moulding by material of resin
It obtains.
As the material of toothbrush body 10A, can enumerate for example, acrylic resin (PP), polyacetal resin (POM), polystyrene
Resin (PS), polyethylene terephthalate resin (PET), polybutylene terephthalate (PBT) resin (PBT), acrylic nitrile-butadiene
Styrene resin (ABS), polyarylate resin, polycarbonate resin, acrylonitrile-styrene resin (AS) etc..
Above-mentioned resin can be used alone a kind, or can be used in combination of two or more.
The length of toothbrush body 10A is not particularly limited, for example, can be 100~200mm.
The side (hereinafter referred to as upper surface side) of the thickness direction of brushhead 14, which has, plants hair side 14a.Planting hair side 14a
On be formed with multiple plant pore 14b, the pieces 13 of bristle 13a is implanted in planting pore 14b.In addition, hair is omitted in Figure 1A
The diagram of beam 13.
The end of the rear end side of brushhead 14 in present embodiment is defined as: with the plant pore from configuration in front end side
When the distance of the outer rim of 14b to the front end of brushhead 14 is L1, for the outer genesis for planting pore 14b from configuration in last end side
Toward the position of rear end side direction distance L1.That is, as shown in Figure 1A, brushhead 14 includes and the plant pore positioned at length direction both ends
The range R of the outer rim difference distance L1 of 14b.The position of the rear end side of range R is the side between brushhead 14 and neck 15
Boundary.
The length of brushhead 14 is not particularly limited, for example, it is preferable to 10~33mm, more preferable 12~28mm.Under above-mentioned
When more than limit value, it can substantially ensure that the implantation area of pieces 13 can be further improved when below above-mentioned upper limit value in mouth
Intracavitary operability.
The width of brushhead 14, i.e., on direction that is parallel with hair side 14a is planted and intersecting vertically with the length direction of shank 16
Width (hreinafter referred to as width) is not particularly limited, for example, it is preferable to 5~16mm, more preferable 8~12mm.
Neck 15 and the plant hair side 14a of brushhead 14 are extended parallel to.
The length of neck 15 is not particularly limited, for example, it is preferable to 35~55mm, more preferable 40~50mm.The width of neck 15 is simultaneously
It is not particularly limited, for example, it is preferable to 3.0~5.0mm, more preferable 3.5~4.5mm.
Shank 16 identically as neck 15, is extended parallel to the plant hair side 14a of brushhead 14.
The shank 16 of present embodiment has: from the continuous main part 16A of neck 15, the width direction of main part 16A is arranged in
A pair of of branch portion 16B, 16B of two sides, and integrally retainer body portion 16A and a pair of branch portion 16B, 16B are elastically kept
Component 12.By resilient retention features 12, each branch portion 16B, 16B and main part 16A are parallel to each other, linearly to extend.
Main part 16A, as illustrated in figures 1A and ib, the linearly extension from neck 15 has same as neck 15
Width.It is in plant hair side 14a with the cross sectional shape that the extending direction of shank 16 intersects as shown in Figure 1 C about main part 16A
The surface 10a of side is the subtriangular of bottom surface.Therefore, side 16a, 16a of the width direction two sides of main part 16A are in tooth
The back side side 10b of body of the brush 10A to the inclined surface extended between the side 10a of surface to width direction.
A pair of of branch portion 16B, 16B extend along main part 16A, in the front end side 16d and main part 16A in width direction
In the state of upper separation, the end of base portion (other end) the 16c and main part 16A of another side is separately connected.It is protected by elasticity
Component 12 is held, a pair of of branch portion 16B, 16B are integrated with main part 16A.
Each branch portion 16B, 16B, as shown in Figure 1 C, the section in width direction are in approximate trapezoid.Each branch portion 16B,
The side 16b of 16B is while opposite with each side 16a of main part 16A to inclination side identical with these each side 16a
To inclined inclined surface, and it is parallel.The inner surface of these branch portions 16B, 16B are with the back side 10b from toothbrush body 10A
The passage of the side lateral surface 10a and tend to width direction two sides inclination.
Resilient retention features 12 are arranged to fill gap S, S between main part 16A and branch portion 16B, 16B, each branch
Portion 16B, 16B are Nian Jie with body portion 16A.The resilient retention features 12,12 in each gap S, S are configured, section in the direction of the width
In approximate V-shaped on face.
Material as resilient retention features 12 is, it is preferable to use tree than forming main part 16A and branch portion 16B, 16B etc.
The more soft resin material of rouge material, for example, the resin of more preferably hardness 40~80.In addition, as resilient retention features' 12
Material, in addition to above-mentioned stiffness conditions, when selection, can also consider the cementability with toothbrush body 10A.For example, toothbrush body 10A by
When acrylic resin is constituted, as resilient retention features 12, it is preferable to use styrene series elastomer resin.
The toothbrush body 10A of present embodiment, as shown in Figure 2 A, in the state of configuring before resilient retention features 12, respectively
Branch portion 16B, 16B extend to the direction separated with main part 16A respectively with the passage to 15 side of neck.That is, not having
Each branch portion 16B, 16B under the A-stage of resilient retention features 12, the extending direction relative to main part 16A tilt,
Its front end side 16d is farthest from main part 16A.
The toothbrush body 10A of present embodiment is obtained due to the injection moulding by using mold, thus by master
Body portion 16A and branch portion 16B, 16B preset inclined surface (side 16a and the side to play a role as drafting angle respectively
16b), to be easy when one-pass molding to separate with mold.In addition, relative to main part 16A, the front end of branch portion 16B, 16B
The side 16d, 16d is respectively expanded shape, and this point is also advantageous to demoulding.
In addition, branch portion 16B, 16B are shaped generally as constant thickness in their extension direction in present embodiment, but
It is relatively thin that the thickness for the side base portion 16c connecting with main part 16A may be set to part.It is carried out in order to which resilient retention features 12 are arranged
When post forming, toothbrush body 10A, which is fitted into secondary mold, to be become easy.
The length of this shank 16 is not particularly limited, for example, it is preferable to 80~130mm, more preferable 90~120mm.
Fig. 3 A is the sectional view for showing the state before the shank 16 for grasping toothbrush 1.Fig. 3 B is to show the handle for gripping toothbrush 1
The sectional view of state when portion 16.Fig. 3 C is the sectional view for showing state when brush is swept.
The toothbrush 1 of present embodiment is following structures: when grasping shank 16 when use, two sides apply and hold in the width direction
Power passes through the flexibility of resilient retention features 12, the change in shape of shank 16.
As shown in Figure 3A, the state before the use of toothbrush 1 (before grasping) is: the main part 16A and each branch portion of shank 16
16B, 16B collectively form same plane, and the surface 10a and back side 10b of toothbrush body 10A is flat surface.
As shown in Figure 3B, in toothbrush 1 in use, due to curable grip, the main part 16A in shank 16 is relative to its two sides
Each branch portion 16B, 16B, to the surface side 10a it is prominent deformation.In present embodiment, section of main part 16A in the direction of the width
Face shape is triangular in shape, meanwhile, each branch portion 16B, 16B have and the inclined side parallel side 16a, 16a of main part 16A
16b,16b.Therefore, when branch portion 16B, 16B are close to each other because of curable grip, main part 16A can be branched portion 16B, 16B
Side 16a, 16a press to the surface side 10a and shift.As a result, between the neck 15 of toothbrush 1 to brushhead 14, towards plant hair side
14a, which is rolled, tiltedly to be changed to be easy the inclination angle that brush sweeps backteeth inboard.
In addition, position, that is, brushhead 14 of main part 16A and the position of neck 15 can restore to original by weakening grip
First position.
In toothbrush 1, due to via the softness in the gap S being filled between main part 16A and each branch portion 16B, 16B
Resilient retention features 12 and form fulcrum, therefore, the main body shifted using the base portion 16c as their coupling part as basic point
The displacement of portion 16A can be controlled via fulcrum.
As described above, in the toothbrush 1 of present embodiment, due to 16 bring flexibility of shank, in shank 16 with brush head
The main part 16A of the shank 16 of portion 14 and the connection setting of neck 15 generates displacement relative to branch portion 16B, 16B, in main part
16A to connect with the main part 16A setting neck 15 and brushhead 14 between can produce the inclination towards the surface side 10a.That is,
By grasping shank 16,14 side of brushhead can be made to tilt together with main part 16A, and only make the curved structure phase scratched of brushhead 14
Than, it is easier to it adjusts and curved scratches variation.
It, can be by for shank 16 in main part 16A to the Slope angle adjustment of the brushhead 14 between brushhead 14
Curable grip is adjusted.This is advantageous when brush sweeps inside or the back side, backteeth depths for the tooth for being difficult to brush.Pass through brush
Hair is difficult to the part brushed before reaching, brush, which is swept, to be become easy, and can carry out the cleaning of tooth well.
In addition, the toothbrush 1 of present embodiment when in use applies perpendicular to the power for planting the direction hair side 14a brushhead 14
When, it is in following states: is pressed in brushhead 14 to the part between main part 16A and backs towards the back side side 10b.At this point, brushhead
14 towards the back side side 10b displacement (displacement of the main part 16A relative to branch portion 16B) become larger if, then be unable to fully obtain
Pressure is swept to the brush of tooth, the cleaning of tooth can decline, but if the toothbrush 1 of present embodiment, due to branch portion 16B, 16B and
Main part 16A is integrally formed on respective extending direction with resilient retention features 12, and therefore, brushhead 14 is towards back side 10b
The displacement (displacement of the main part 16A relative to branch portion 16B) of side, that is, the back side side 10b of 14 side of brushhead to toothbrush 1 is excessive
Curved the case where scratching, will not occur, and the available appropriateness brush to tooth sweeps pressure.
In this way, assigning elastic force to brushhead 14 by resilient retention features 12, excessive brush can be absorbed and sweep pressure, therefore
Gum will not be injured, the cleaning of tooth is promoted.On the other hand, it since branch portion 16B, 16B will not be deformed, can hold
Firmly shank 16, it is ensured that flexible operability.In present embodiment, by also promoting the soft effect in sense of touch to shank 16, according to
This becomes the toothbrush 1 for being easy to close hand.
As described above, according to the present embodiment, a kind of pass through can be provided and hold shank 16, can control relative to tooth
Brush sweep angle and brush sweeps pressure, and there is the toothbrush 1 of flexible operability.
[the 2nd embodiment]
Then illustrate the composition of the toothbrush 20 of the 2nd embodiment of the invention.
The basic composition of the toothbrush 20 of present embodiment as shown below, it is roughly the same with the first embodiment described above, but shank 26
Structure it is different.Therefore, structure different from the embodiment described above is discussed in greater detail, omits same section in explanation below
Explanation.In addition, marking the same symbol in constituent element identical with Figure 1A~Fig. 3 C in each attached drawing used in illustrating.
Fig. 4 A is the plan view of toothbrush 20.Fig. 4 B is the lateral plan of toothbrush 20.Fig. 4 C is the line A-A along Fig. 4 A
Sectional view.
As shown in Figure 4 A, the toothbrush 20 in the 2nd embodiment has the shank 26 of the finger contact portion 21 with wide cut, and
There is the shape swelled in 26 front end side of shank.From the plane angle from the normal direction for planting hair side 14a, finger contact portion 21
In approximate circle or oval.
Finger contact portion 21 includes the width for being arranged in the front end side 26d of branch portion 26B, 26B of the two sides main part 26A
Width portion 126.Wide width part 126 by towards on the outside of width direction highlightedly in a manner of be bent, and on the length direction of toothbrush 20 its
The shape that width dimensions gradually change.
In present embodiment, for example, the greatest width dimension of finger contact portion 21 is set as in the gripping area of toothbrush 20
About 1.5 times or so of width dimensions.
The 1st side 26b1 of branch portion 26B whole relative to main part 26A side 26a with substantially constant interval
Relatively.On the other hand, the 2nd side 26b2 of the branch portion 26B in finger contact portion 21, due to the lateral bend to outside width direction,
Therefore partially different from the distance between the side 26a of main part 26A.Since gap broadens compared with other positions, configuration exists
The amount of resin of resilient retention features 12 between main part 26A and branch portion 26B correspondingly becomes more.
In present embodiment, the side 26b (the 1st side 26b1, the 2nd side 26b2) of each branch portion 26B also respectively with
The identical mode of inclination of two sides 26a, 26a of main part 26A triangular in shape tilt in the visual angle of section.As a result, by grabbing
Shank part 26 can be such that main part 26A shifts relative to branch portion 26B, 26B, 14 side of brushhead can be made together with main part 26A
It tilts together.It is identical as above embodiment as a result, bristle can be made to reach the backteeth depths for being difficult to brush, it can be well
Carry out the cleaning of tooth.
In addition, passing through the elasticity of shank 26, brush excessive in brushhead 14 can be mitigated and sweep pressure, while available appropriateness
Brush sweep pressure, therefore cleaning property is promoted.
In addition, since 15 side of neck in shank 26 is provided with finger contact portion 21, holding tooth in present embodiment
It is more difficult to slide when brushing 20.Thus, it is possible to steadily hold toothbrush 20, operability is promoted.
[the 3rd embodiment]
Then illustrate the composition of the toothbrush 30 of the 3rd embodiment of the invention.
The basic composition of the toothbrush 30 of present embodiment as shown below, it is roughly the same with the first embodiment described above, but shank 36
Structure it is different.Therefore, structure different from the embodiment described above is discussed in greater detail, omits same section in explanation below
Explanation.In addition, marking the same symbol in constituent element identical with Figure 1A~Fig. 3 C in each attached drawing used in illustrating.
Fig. 5 A is the plan view of toothbrush 30.Fig. 5 B is the lateral plan of toothbrush 30.Fig. 5 C is the line D-D along Fig. 5 A
Sectional view.Fig. 5 D is the sectional view along the E-E line of Fig. 5 A.
As shown in Figure 5A, the toothbrush 30 in the 3rd embodiment includes toothbrush body 10A and part covering toothbrush body 10A
Outer surface resilient retention features 12.
The shank 36 of toothbrush 30 by in toothbrush body 10A brushhead 14 and neck 15 connect setting main part 16A, its two
Branch portion 16B, 16B of side and the composition of resilient retention features 12 for covering these main parts 16A and each branch portion 16B, 16B.
Shank 36, which includes, to be arranged in the bulge 36A of 15 side of neck, the bulge with 15 opposite side of neck is arranged in
The 36B and necking section 36C being arranged between these bulges 36A, 36B.The lateral profile of shank 36, i.e. elastic holders
The lateral profile of part 12, by making each bulge 36A, 36B and necking section 36C seem that smooth curved surface is formed.
The position of necking section 36C on length direction can arbitrarily be set.In present embodiment, the rear end side of toothbrush 30
Bulge 36B is longer than the bulge 36A of 15 side of neck, and bulge 36A is sent out as the finger contact portion 31 when grasping toothbrush 30
The effect of waving.
Resilient retention features 12 are formed with following thickness: it can be in covering main part 16A and each branch portion 16B, 16B
Their shape will not reflect the surface 33a of resilient retention features 12 while whole surface.The thickness of resilient retention features 12
Degree can be identical with the back side side 10b in the surface side 10a, can also be different.For example, can be obtained by making the thickness of the surface side 10a thicken
To higher fitting effect, therefore preferably.
Resilient retention features 12, and material same as above-mentioned resilient retention features 12 can be used.Resilient retention features
12 material and thickness is selected in a manner of not interfering displacement of the main part 16A relative to branch portion 16B, 16B.
In addition, in present embodiment, as shown in Figure 5 B, the surface 36a and back side 36b of 15 side of neck of shank 36, from neck
Play end side gradually extension ground variation outward backward in 15 side of portion.In this way, in shank 36, by the bulge that will be close to neck 15
The shape of 36A is set as gradually changing the shape of thickness since 15 side of neck, the shift region of adjustable brushhead 14 and
Relative to the curable grip of shank 16 and the relationship of shift amount.
In present embodiment, main part 16A and the whole bullet formed by soft resin material of each branch portion 16B, 16B
Property holding member 12 cover.Therefore, the main part 16A of shank 36 is shifted together together with resilient retention features 12.Main part 16A's
Displacement situation can be passed to user via holding member on hand, can adjust curable grip by sense of touch.
In addition, in present embodiment, by making brushhead 14 and main part 16A identically as embodiment before together
Curved to scratch, when brush sweeps backteeth depths etc., bristle can reach the part for being difficult to brush.Therefore, brush, which is swept, becomes easy, can be good
The cleaning of ground progress tooth.Further, since resilient retention features 12 have pliability, excessive brush can be mitigated and sweep pressure, obtained
The brush of appropriateness sweeps pressure, therefore operability is good, and cleaning property is also promoted.
The thickness and shape of resilient retention features 12 can suitably change, therefore, by being set as and adult or child
The thickness and shape for the shank 36 that the palmistry of the users such as son is matched can be easy to hold grip weaker people, operability and
Sweeping efficiency is promoted.
In addition, the present invention can also be following structures: when gap S, S quilt between main part 16A and each branch portion 16B, 16B
When resilient retention features 12 fill, only at least one of main part 16A and each branch portion 16B, 16B it is capped.
More than, suitable embodiment of the present invention is illustrated while referring to attached drawing, but it is of the invention and unlimited
Due to these examples this from need not say.As long as it should be understood that it is clear that if those skilled in the art, just
It can be in the technical idea scope that patent claims are recorded, it is contemplated that various modifications or fixed case, these also belong to certainly
In technical scope of the invention.
For example, finger contact portion can also be arranged in shank 16 in the structure of the 1st embodiment.At this point it is possible in main part
The surface of the front end side (neck 15) of 16A, by forming concave-convex or concave shape as finger contact portion.Shank 16 as a result,
Grip promotion, toothbrush 1 easy to operate.
Industrial Availability
Pressure is swept present invention may apply to can control the brush to tooth and there is the toothbrush of flexible operability.
Claims (7)
1. a kind of toothbrush, which is characterized in that
Have: configuring the brushhead for being implanted with pieces on front end side and plant hair side, extends to the brushhead rear end side setting
Neck, and the shank being arranged with brushhead opposite side rear end side that is extending to the neck,
The shank at least has: from the continuous main part of the neck, extend along the main part and at one end side with it is described
The branch portion that another side is connected with the end of the main part in the state that main part separates in the direction of the width, and one
Ground keeps the resilient retention features of the main part Yu the branch portion.
2. toothbrush according to claim 1, wherein the resilient retention features be set as filling the main part with it is described
Gap between branch portion.
3. toothbrush according to claim 2, wherein at least part of the main part and the branch portion is by the bullet
Property holding member covering.
4. toothbrush described in any one of claim 1 to 3, wherein
In the width direction intersected with the shank extending direction,
The inner surface of the side of the main part branch portion opposite with the side is in inclined direction phase to each other
Inclined surface that is same and tending to width direction two sides with the passage from back side side to the plant hair side side, and it is parallel.
5. toothbrush according to claim 4, wherein the cross sectional shape intersected with the shank extending direction is in the plant
Hair side side is the subtriangular of bottom surface.
6. toothbrush according to any one of claims 1 to 5, wherein
It is respectively provided with the branch portion in the width direction two sides of the main part,
In the state of being not provided with the resilient retention features, each branch portion with the passage to the neck side and respectively to
The main part from direction extend.
7. toothbrush described according to claim 1~any one of 6, wherein the resilient retention features are by than forming the master
The more soft resin of the resin of body portion and the branch portion is formed.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016220306A JP6789075B2 (en) | 2016-11-11 | 2016-11-11 | toothbrush |
| JP2016-220306 | 2016-11-11 | ||
| PCT/JP2017/040550 WO2018088512A1 (en) | 2016-11-11 | 2017-11-10 | Toothbrush |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109982606A true CN109982606A (en) | 2019-07-05 |
| CN109982606B CN109982606B (en) | 2021-03-05 |
Family
ID=62109188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780069904.1A Active CN109982606B (en) | 2016-11-11 | 2017-11-10 | Tooth brush |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6789075B2 (en) |
| KR (1) | KR102658490B1 (en) |
| CN (1) | CN109982606B (en) |
| WO (1) | WO2018088512A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114007464B (en) * | 2019-06-28 | 2023-07-25 | 狮王株式会社 | Toothbrush with tooth brush |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10215950A (en) * | 1997-02-03 | 1998-08-18 | Lion Corp | Brushing pressure control toothbrush |
| CN103402394A (en) * | 2011-03-09 | 2013-11-20 | 葛兰素史密斯克兰消费者保健股份有限公司 | Toothbrush with flexible region in the handle |
| CN103958152A (en) * | 2011-08-05 | 2014-07-30 | 特里沙控股公司 | Method for producing a toothbrush, and toothbrush |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITMI20061617A1 (en) * | 2006-08-10 | 2008-02-11 | Ponzini Spa | DEBI BRUSH WITH TORSION OSCILLATING HEAD |
| JP5879118B2 (en) * | 2011-12-19 | 2016-03-08 | ライオン株式会社 | toothbrush |
| JP6478384B2 (en) | 2014-09-25 | 2019-03-06 | ライオン株式会社 | Toothbrush handle body and toothbrush |
-
2016
- 2016-11-11 JP JP2016220306A patent/JP6789075B2/en active Active
-
2017
- 2017-11-10 WO PCT/JP2017/040550 patent/WO2018088512A1/en active Application Filing
- 2017-11-10 KR KR1020197000901A patent/KR102658490B1/en active IP Right Grant
- 2017-11-10 CN CN201780069904.1A patent/CN109982606B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10215950A (en) * | 1997-02-03 | 1998-08-18 | Lion Corp | Brushing pressure control toothbrush |
| CN103402394A (en) * | 2011-03-09 | 2013-11-20 | 葛兰素史密斯克兰消费者保健股份有限公司 | Toothbrush with flexible region in the handle |
| CN103958152A (en) * | 2011-08-05 | 2014-07-30 | 特里沙控股公司 | Method for producing a toothbrush, and toothbrush |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2018075269A (en) | 2018-05-17 |
| CN109982606B (en) | 2021-03-05 |
| JP6789075B2 (en) | 2020-11-25 |
| KR102658490B1 (en) | 2024-04-18 |
| KR20190076946A (en) | 2019-07-02 |
| WO2018088512A1 (en) | 2018-05-17 |
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