CN1153459A - Toothbrushes - Google Patents
Toothbrushes Download PDFInfo
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- CN1153459A CN1153459A CN 95193945 CN95193945A CN1153459A CN 1153459 A CN1153459 A CN 1153459A CN 95193945 CN95193945 CN 95193945 CN 95193945 A CN95193945 A CN 95193945A CN 1153459 A CN1153459 A CN 1153459A
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Abstract
The invention relates to a toothbrush including a slightness handle 2. A hard bristle support member 9 is articulated to one end of the handle in order to drive the hard bristle support member to limited move back-and-forth, relative to the handle, along the longitudinal axes direction of the handle. The toothbrush further includes plural hard bristle cluster arrays 24 which are equipped on the support member 9 in a pivot rotation manner about at least a pivot axes substantially parallel to the longitudinal axes, and which are articulated to one end of the handle 2, thereby, the limited back-and-forth motion of the support member 9 generates limited pivot lateral shake on the hard bristle arrays.
Description
Invention scope
The present invention relates to toothbrush.
Background of invention
People just recognize for a long time, correctly brush teeth to play an important role aspect tooth and gum healthy guaranteeing.
Generally suggestion is brushed teeth and will be brushed along the vertical direction now, this guarantees that toothbrush bristle enters teeth space to greatest extent, guarantee from dental surface, to remove effectively spot thus and from teeth space, remove food residual and safeguard tooth and the function of gum, thereby reduce odontopathy as far as possible such as tooth is rotten or various focusing depths represented.
But some inconvenience of the way of this suggestion does not meet the custom that longitudinal axis that common edge is arranged essentially parallel to standard toothbruss is brushed teeth as the direction of crossing dental surface.
Proposed various proposals before this, and put into practice in some cases to obtain effective and correct method for brushing teeth.Wherein have multiple toothbrush that motor is housed, the whole head that can make toothbrush is with respect to its longitudinal axis generation angular displacement back and forth.But therefore some trouble and quite expensive of this class device is not generally accepted by the public as yet.
Also proposed the various proposals of manual operation toothbrush, U.S. Patent No. 4,269 has wherein been arranged, the disclosure of 038 (Bradley), according to this patent, the head of toothbrush comprises the pad of two pairs of elongated carrying bristles, and the pad that makes every pair settles abreast and each is to end to end.Each such pad is hinged on the head part of toothbrush, and pivotal axis is settled with respect to the longitudinal axis of toothbrush angledly.This pivot is made with elastomeric material, allows bristle to keep pad to tilt along the axis of above-mentioned angled arrangement, obtains and action along the consistent stroke up and down of the stroke side by side of tooth.
French Patent (FRP) No.2,616,306 (Bois) disclose a kind of toothbrush, at its head a S connected in star is arranged, admit two meniscate bristles to keep pad pivotally, be suitable in this groove, in the plane of toothbrush head, moving around angledly, thus, only obtain the plane motion of mobile bristle.
But a shortcoming of the toothbrush that proposes in this patent is the direction and be not orthogonal to the longitudinal axis of toothbrush of moving around of the scrubby pad that moves, the therefore correct method for brushing teeth that can not obtain recommending.Another shortcoming is, the toothbrush of the head part by comprising its whole combination that only moves around of formula scrubby pad is along the just acquisition that moves around of the linearity of its longitudinal axis back and forth, therefore, though bristle has some to be displaced sideways, but, the route that its property along the line moves around produces, and also promptly in fact can not brush teeth up and down to the particular combinations of tooth, because whole toothbrush must move around continuously linearly.
The improved toothbrush that the purpose of this invention is to provide a kind of novelty can reduce above-mentioned shortcoming significantly.Brief summary of the invention
The invention provides a kind of toothbrush, comprise an elongated toothbrush handles; A bristle supporting member is installed on radial type ground on an end of this toothbrush handles, so that in use force this bristle supporting member to do limited moving around along the y direction of toothbrush handles with respect to toothbrush handles; A plurality of clumps of bristles arrays can be installed in to pivot type rotation on the above-mentioned supporting member around at least one pivotal axis that is arranged essentially parallel to the above-mentioned longitudinal axis and also be connected on the end of above-mentioned toothbrush handles radial type, make limited the moving around of above-mentioned supporting member produce the limited pivoting rolling of above-mentioned bristle array.
Preferably this toothbrush comprises at least one auxiliary clumps of bristles array, is fixedly mounted on the above-mentioned supporting member, and these fixing bristle rigidity are big slightly, and they exceed the top of the bristle of installing on above-mentioned pivot type rotation ground slightly.
Simultaneously preferably should auxiliary clumps of bristles array and this can pivot type rotation the clumps of bristles array interlaced with each other, and the clumps of bristles array that this can pivot type rotation is connected on the end of above-mentioned toothbrush handles with utilizing cam and cam follower means radial type.
According to one embodiment of present invention, one end of above-mentioned toothbrush handles forms at least one cam path on an one end face, and above-mentioned bristle supporting member comprises at least one rocking bar of at least one vertical side in abutting connection with it, rocking bar carry above-mentioned clumps of bristles array and can pivot type rotation mounted thereto of ground; Above-mentioned rocking bar is equipped with a follower peg of protruding downwards, is suitable for and above-mentioned cam path engagement.Should be appreciated that above-mentioned at least one cam path can be any desirable shape.
A preferred configuration according to this embodiment, row's clumps of bristles in the middle of toothbrush comprises on the two hard-wired clumps of bristles of row and each above-mentioned rocking bar, and the above-mentioned clumps of bristles array that can install to pivot type rotation is the same long with the clumps of bristles array that said fixing is installed basically.
According to a second embodiment of the present invention, an end of above-mentioned toothbrush handles forms upright cam member in abutting connection with its each longitudinal edge on its end face, and wherein the cam member of the cam portion of the rising on the side and the rising on the opposite side interlocks; Each above-mentioned can pivot type rotation bristle array of installing of ground be installed in and shake on the part, the bottom surface of shaking part is suitable for constituting with the slide follower surface of inclination of engagement of above-mentioned upright cam member by two; Its setting is such, makes when the follower surface of an above-mentioned inclination and a upright cam member mesh, and the follower surface of another inclination flushes with respect to the bottom surface of above-mentioned bristle supporting member or be recessed.
A preferred configuration according to this embodiment, above-mentioned can pivot type rotation the width of the clumps of bristles array installed of ground be substantially equal to the width of the clumps of bristles array installed on said fixing ground, and above-mentioned supporting member move around be subjected to one protrude downwards and with the slide restriction of pin of engagement of the groove that is parallel to above-mentioned longitudinal axis; The length of this groove is corresponding to the stroke of above-mentioned supporting member.
Brief description of drawings
In order to understand better, now as just example with reference to description of drawings the present invention, in the accompanying drawing:
Fig. 1 a and 1b are the isometric maps that the part of a kind of toothbrush is according to an embodiment of the invention omitted, and bristle array that can pivot type rotation illustrates with the position of its angled arrangement and the position of combination respectively;
Fig. 2 is the perspective exploded view of element of the toothbrush of detailed presentation graphs 1a and 1b;
Fig. 3 a and 3b are the isometric maps that the part of a kind of toothbrush is in accordance with another embodiment of the present invention omitted, and lay respectively in the position of the first and second angled arrangements;
Fig. 4 is the perspective exploded view of element of the toothbrush of presentation graphs 3a and 3b.
DETAILED DESCRIPTION OF THE PREFERRED
At first referring to Fig. 1 a, 1b and Fig. 2, wherein first embodiment of toothbrush of the present invention comprises one generally with the 1 elongated toothbrush handles of representing, this toothbrush handles 1 has a longitudinal axis X and the flat head part 3 of a handle portion 2 and a whole combination is arranged.This head part 3 has a plurality of osculums 4 and two grooves 6 that tilt towards above-mentioned longitudinal axis X.
Boxlike bristle supporting member 9 have a bottom surface 11, two sidewalls 13 with a plurality of holes 12, two stretch out the end wall 14 and 15 that highly is lower than sidewall 13.Each end wall 14 also is provided with a rectangular aperture 16.(boxlike supporting member 9) installed the array of a fixing bristle 20 above the top cover 18, this bristle array is made up of the clumps of bristles 20 that two rows are installed on the center-pole 21 in this particular example.The thickness of center-pole 21 and width make it form a pair of elongated jack 19 with the inner surface of sidewall 13 and the top margin of end wall 14.Top cover 18 has two elongated grooves 22 near its longitudinal edge.
Two rocking bars 23 have been installed row's clumps of bristles 24 above each, and every end is provided with an axial pin 26, and rocking bar has a pin 28 that protrudes downwards, are suitable for the engagement of sliding of groove 6 with head part 3.Pin 28 and groove 6 are formed cam and cam follower means together.
As shown in Fig. 1 a and 1b, rocking bar 23 is installed in rotation in the bristle supporting member 8, its axial pin 26 jack 19 of packing into.The pivot type rotation axis of rocking bar 23 is arranged essentially parallel to the longitudinal axis X of toothbrush.
As shown in FIG., the width of rectangular aperture 16 be suitable for packing into the slidably head part 3 of toothbrush handles 1, pin 28 is engaged in the groove 6, bristle supporting member 9 is installed in the toothbrush handles 1 by this way radial type, thereby can carry out limited moving back and forth along relevant longitudinal axis X, come the restriction of the scope of backward stroke groove 6.
In operation, the end user is pressed on fixing bristle 20 lightly on his tooth and along the longitudinal axis X of toothbrush shaft 1 toothbrush handles 1 is moved around.Shake because fixing bristle 20 and interdental friction, bristle supporting member move around and force rocking bar 23 to center on its longitudinal axis that is parallel to longitudinal axis X along toothbrush handles, produce the stroke up and down of the clumps of bristles array of pivot type rotation.But if the end user also will grow the length of toothbrush handles 1 stroke ratio groove 6 back and forth, bristle supporting member 8 will move around along the width of toothbrush handles 1 so, forces still that rocking bar 23 is as described above to be shaken like that.
As from Fig. 1 b finding, contact with the functional of tooth in order to improve fixing clumps of bristles 19, these bristles are done to such an extent that will more grow slightly with harder than the bristle of bristle array that can pivot type rotation.
Can find that fixedly the difference in height L between the bristle of bristle and pivot type rotation is 0.5 to 2mm and inclined angle alpha (sees that Fig. 1 a) for-5 ° to+20 ° the time, can obtain optimum efficiency.
Referring now to Fig. 3 a, 3b and Fig. 4,, the illustration second embodiment of the present invention wherein.The same with first embodiment in this embodiment, generally an elongated longitudinal axis and handle portion 41 and head part 42 are arranged with the 40 elongated toothbrush handles of representing.
As shown in Figure 4, have on the top surface of head part 42 a plurality of upright cam parts 43 concordant with the sidewall of head part 42 ' and 43 ".They dispose like this, make that the cam member of the cam member of the rising on the side and the rising on the opposite side is staggered.Two first cam members 43 ' the position facing to two second cam members 43 " between the space, they each the sliding surface 44 of two inclinations is arranged, and second cam member 43 " each only has the sliding surface 46 of an inclination.Head part 42 also comprises a plurality of osculums 47 and a groove parallel with longitudinal axis X 48.
Bristle supporting member 49 has a cross section of U-shaped basically, and it has two sidewalls 50 and an end face 51, and four fixing clumps of bristles arrays 52 are installed on the end face 51, and they are fixed on the bridgeware 53 that has interval 54 therebetween.Each bridgeware 53 has a groove 56 in its side in the face of the adjacent bridge fitting.
Each interval 54 is suitable for packing into one and shakes part 57, and a clumps of bristles array 58 is installed on its end face.Shaking part 57 has a triangle base 59, and its two inclined surfaces play the cam follower, they and cam member 43 ' and 43 " form a cam and cam follower means.Each shakes the pivot 61 along the side direction protrusion that part 57 also comprises two alignings, is suitable for being installed in pivotally in the above-mentioned interval 54, and pivot 61 is placed in the groove 56.
Back edge at bristle supporting member 49 has a downward protruding pin 62, is suitable for moving around in the groove 48 of head part 42, and they are together as the restriction that moves around.Base plate 63 is fixedly fitted on the bristle supporting member 49 and a plurality of apertures 64 is arranged, and the osculum 47 1 of these apertures and head part 42 is used from from the toothbrush rinsing and removes remaining toothpaste or the like.
In operation, the end user is pressed on bristle lightly on his tooth and along the longitudinal axis X of toothbrush handles 41 toothbrush handles 41 is moved around.At every turn when cam surfaces 59 run into cam member 43 ' or 43 " time, it is raised to respectively on slippage inclined-plane 45 or 46, and tilts to opposite side as shown in Fig. 3 a and 3b.In this position, when the fixedly clumps of bristles 58 on the bristle supporting member 49 is in (wherein cheek in base plate 63 contacts) when contacting with dental functions, it is motionless that bristle supporting member 49 can keep, but clumps of bristles 58 that can pivot type rotation will fluctuate.But if the end user makes the length of the stroke ratio groove 48 that toothbrush handles 41 moves around long, bristle supporting member 49 will move around along toothbrush handles 41 so, shake part 57 and will still shake as described above and make.
Equally according to this embodiment, in order to improve contacting of fixing clumps of bristles array 52 and tooth, as shown in Fig. 3 a, these bristles are made longer and harder slightly than clumps of bristles array 58 that can pivot type rotation.
According to the preferred remodeling of this embodiment, the length of groove 48 is such, makes each axial stroke cause each to shake part 57 and only shakes once in each stroke.But, if adjacent cam member 43 ' and 43 " between distance reduce, so, each shakes more than part 57 will shake once in each stroke.
Have been found that certain embodiments hereto, fixedly the scope of the difference in height L between bristle and the bristle is 0.5 to 2mm and the scope of angle of inclination beta (seeing Fig. 3 b) when being 5 ° to 20 ° obtains optimum efficiency.
Fixedly the number of clumps of bristles and pivoting clumps of bristles array and order can change on request.Secondly, the size of inclination angle and difference in height L can be different from the numerical value of enumerating.In addition, the fixedly clumps of bristles array of toothbrush and pivot type rotation clumps of bristles array each can have different rigidity.
Claims (19)
1. toothbrush comprises an elongated toothbrush handles: a bristle supporting member is installed on radial type ground on an end of this toothbrush handles, so that in use force this bristle supporting member to do limited moving around along the y direction of toothbrush handles with respect to toothbrush handles; A plurality of clumps of bristles arrays can be installed in to pivot type rotation on the above-mentioned supporting member around at least one pivotal axis that is arranged essentially parallel to the above-mentioned longitudinal axis and also be connected on the end of above-mentioned toothbrush handles radial type, make limited the moving around of above-mentioned supporting member produce the limited pivoting rolling of above-mentioned bristle array.
2. toothbrush according to claim 1 also comprises at least one auxiliary clumps of bristles array, is fixedly mounted on the above-mentioned supporting member.
3. toothbrush according to claim 2 is characterized in that, the composition bristle of above-mentioned auxiliary clumps of bristles array extends the bristle top that array is installed just over above-mentioned pivoting.
4. toothbrush according to claim 2 is characterized in that, the bristle that the composition bristle of above-mentioned auxiliary clumps of bristles array is installed array than those pivotings is hard slightly.
5. toothbrush according to claim 3 is characterized in that, the bristle that the composition bristle of above-mentioned auxiliary clumps of bristles array is installed array than those pivotings is hard slightly.
6. toothbrush according to claim 2 is characterized in that, above-mentioned auxiliary clumps of bristles array and above-mentioned pivoting clumps of bristles array intermesh.
7. toothbrush according to claim 1 is characterized in that, above-mentioned pivoting install array by cam and cam follower means radial type be connected in the above-mentioned end of above-mentioned toothbrush handles.
8. toothbrush according to claim 1 is characterized in that, an above-mentioned end of above-mentioned toothbrush handles and above-mentioned bristle supporting member are useful on the hole of cleaning.
9. toothbrush according to claim 2, it is characterized in that, an above-mentioned end of above-mentioned toothbrush handles surface is thereon gone up at least one cam path of formation, and above-mentioned bristle supporting member comprises at least one rocking bar in abutting connection with at least one vertical side, supports above-mentioned clumps of bristles array and pivoting and is mounted thereon; Above-mentioned rocking bar has a follower pin that protrudes downwards, is applicable to and above-mentioned cam path engagement.
10. toothbrush according to claim 8 is characterized in that, at least one above-mentioned cam path is to above-mentioned vertical axis tilt.
11. toothbrush according to claim 8 is characterized in that, at least one above-mentioned cam path is along the axle camber or the fluctuating that are parallel to the above-mentioned longitudinal axis.
12. toothbrush according to claim 8 comprises the rocking bar of two or more connections of each vertical side in abutting connection with it having the same axis that is parallel to the above-mentioned longitudinal axis.
13. toothbrush according to claim 8 comprises central authorities' two hard-wired clumps of bristles of row and the row's clumps of bristles on above-mentioned each rocking bar.
14. toothbrush according to claim 8 is characterized in that, the clumps of bristles array that above-mentioned pivoting is installed is isometric with the clumps of bristles array that said fixing is installed basically.
15. toothbrush according to claim 2 is characterized in that, an above-mentioned end of above-mentioned toothbrush handles forms upright cam part in abutting connection with its longitudinal edge on its end face, and the cam part that raises on cam part that raises on the side and the opposite side is staggered there; The array that each above-mentioned pivoting is installed is installed in and shakes on the part, and this shakes part a bottom surface, and the follower surface that is tilted by two symmetries constitutes, and the above-mentioned upright cam part of engagement is suitable for sliding; They dispose like this, make when one in the above-mentioned inclination follower surface is meshed with a upright cam part, and another inclination follower surface flushes with respect to the bottom surface of above-mentioned bristle supporting member or be recessed.
16. toothbrush according to claim 14 is characterized in that, the width of the clumps of bristles array that above-mentioned pivoting is installed is substantially equal to the width of the clumps of bristles array of said fixing installation.
17. toothbrush according to claim 14, the moving around of above-mentioned supporting member are subjected to one to protrude and limit with the slide pin of engagement of the groove that is parallel to the above-mentioned longitudinal axis downwards; The length of groove is corresponding to the stroke of above-mentioned supporting member.
18. toothbrush according to claim 14 comprises fixedly clumps of bristles array of three pivoting clumps of bristles arrays intermeshing and four.
19. toothbrush according to claim 14 comprises fixedly clumps of bristles array of four pivoting clumps of bristles arrays and three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95193945 CN1153459A (en) | 1994-05-11 | 1995-05-11 | Toothbrushes |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL109622 | 1994-05-11 | ||
| CN 95193945 CN1153459A (en) | 1994-05-11 | 1995-05-11 | Toothbrushes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1153459A true CN1153459A (en) | 1997-07-02 |
Family
ID=5082588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95193945 Pending CN1153459A (en) | 1994-05-11 | 1995-05-11 | Toothbrushes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1153459A (en) |
-
1995
- 1995-05-11 CN CN 95193945 patent/CN1153459A/en active Pending
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |