CN102821649B - Method for connecting bristle supports having bristles to cover parts during brush production - Google Patents
Method for connecting bristle supports having bristles to cover parts during brush production Download PDFInfo
- Publication number
- CN102821649B CN102821649B CN201180015848.6A CN201180015848A CN102821649B CN 102821649 B CN102821649 B CN 102821649B CN 201180015848 A CN201180015848 A CN 201180015848A CN 102821649 B CN102821649 B CN 102821649B
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- CN
- China
- Prior art keywords
- cover
- bristle supports
- bristle
- tructure
- consumption
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 35
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 239000000463 material Substances 0.000 claims abstract description 11
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 239000004416 thermosoftening plastic Substances 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 239000013536 elastomeric material Substances 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 abstract 3
- 229920001971 elastomer Polymers 0.000 abstract 1
- 239000000806 elastomer Substances 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 9
- 230000001680 brushing effect Effects 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 208000002925 dental caries Diseases 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 241001310793 Podium Species 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000009732 tufting Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B7/00—Bristle carriers arranged in the brush body
Landscapes
- Brushes (AREA)
Abstract
A bristle support is produced from thermoplastic plastics material, having through holes and a peripheral edge surrounding said holes. Brush elements such as bristles, bundles of bristles, cleaning elements made of elastomer material and natural fibres are then fastened in the holes of the bristle support. Furthermore a cover part as a component of a brush body made of thermoplastic plastics material is formed and provided with a mounting region for the bristle support and with sacrificial structures formed in the mounting region and a connecting edge surrounding the mounting region. The peripheral edge of the bristle support and the sacrificial structures as well as the connecting edge of the cover part are then plasticised by heating. Then the bristle support and the cover part are pressed against one another, and the plasticised peripheral edge of the bristle support is welded to the plasticised connecting edge of the cover part. The plasticised material of the sacrificial structures flows into the volume remaining between the bristle support and the cover part and surrounded by the connecting edge, said plasticised material at least substantially filling said volume.
Description
Technical field
The present invention relates generally to a kind of method for the manufacture of brush, particularly relate to and a kind of connection when manufacture brush, especially toothbrush the bristle supports of bristle and the method for cover are housed.
Background technology
Become known for the diverse ways manufacturing brush.Routinely, brush body is provided with the structure (" hole pattern ") in hole, and described hole is corresponding to the layout desired by bristle.So, the bundle of bristle or bunch to be inserted in the hole of brush body, and by means of the little metal anchorage or by means of ring anchoring in the hole of press-in.
Implement in recent years and be called AFT method (Anchor Free Tufting, without grappling dress bristle) the alternative for the manufacture of brush method in, brushing cluster does not use ring or anchoring piece to fix on little brush top board, and then, support plate inserted in brush body or handle or be fixed on brush body or handle.In a flexible program of AFT method, manufacture the brush holder with hole pattern, described hole pattern is corresponding to desired bunch pattern.Then, brushing cluster is inserted in described hole, and be fixed on described hole place.And then, by bunch stiff end with little plate cover, described plate is fixed on again on brush holder.
In AFT method, in the brush element of every type and form can be fixed to top board or brush body hole: the bristle be made up of thermoplastic or bristle tuft, be made up of the elastomeric material such as by injection molding or the cleaning element be also made up of natural fiber.Can be formed the top board that bristle is housed or brush body brush element profile, and---when bristle tuft---rounding on free end.But, also possibly, in ensuing procedure of processing, form possible profile or rounding.
It is known that in order to top board is fixed on brush body, described top board is inserted in the recess in handle, and by means of two parts described in ultrasonic bonding.This be for connect described parts rapidly with reliable method.The shortcoming of described method is, leaves space or cavity between the side of the recess in the dorsal part and brush body of top board.Do not get rid of, in described space, there is the dirt harmful to health.
Summary of the invention
Can be realized by the present invention, can promptly and be interconnected safely when bristle supports and cover do not leave space or cavity betwixt.
According to the present invention, first, manufacture bristle supports by thermoplastic, described bristle supports has through hole and surrounds the circumferential edges in described hole.Bristle supports can be top board or also can be brush handle.Then, by be such as bristle, bristle tuft, the brush element of cleaning element be made up of elastomeric material and natural fiber be fixed in the hole of bristle supports.In addition, as the part of brush body by thermoplastic construct and provide cover, described cover have for the assembly area of bristle supports and in assembly area the connection edge of molded consumption s tructure (Opferstruktur) and encirclement assembly area.Then, plasticizing processing is carried out by the connection edge of heating to the circumferential edges of the surrounds aperture of bristle supports and the consumption s tructure of cover and described cover.At this, preferably get rid of to cover and the outer surface of bristle supports carry out plasticizing and process because they are parts of brush body, and should not be out of shape by heating.Described eliminating can be carried out by means of hot baffle, blocks radiant heat by described hot baffle.Then, bristle supports and cover are extruded relative to each other, wherein, next occur: being welded bristle supports with the connection edge processed by plastifying of cover by the circumferential edges of plasticizing processing.But, cover keep their shape with the outer surface of the eliminating of bristle supports plasticizing processing.Now, consumption s tructure flowed into by the material of plasticizing processing by the connection surrounded by edges of cover, in the volume that leaves between bristle supports and cover, and fill up described volume at least in part.Therefore, the space left between bristle supports and cover or cavity is avoided.
Consumption s tructure can with diversified formal construction.Advantageously, described consumption s tructure is configured to tiny rib, pointed tooth or fritter, and described tiny rib, pointed tooth or fritter are given prominence to from the bottom of the assembly area of cover.In described form, consumption s tructure can be controlled well, such as, also carry out plasticizing processing by the radiant heat for welding process in discontiguous mode.Rib can be configured to tiny longitudinal rib and/or cross rib, or also can be configured to surround each other and ring that is that be spaced apart from each other.Other favourable embodiments are fritters, and described fritter has cross section that is criss-cross, star or annular.Another alternative scheme is in the platform given prominence to from the bottom of the assembly area of cover or the consumption s tructure of the form of multiple such land regions.In each case, the size of consumption s tructure is defined as, and what make described consumption s tructure is filled in by the material of plasticizing processing the volume left between bristle supports and cover.
According to type and the shape of brush to be manufactured, bristle supports forms top board and form cover on brush handle or brush holder, otherwise or, form the brush that bristle is directly housed, wherein, cover is configured to minor flaps, and described minor flaps makes brush body become complete.Then, in last form of implementation, brush can be formed as little disk, and is provided with the minor flaps had for being coupled to the bolt on driving mechanism required for so-called electric toothbrush.
Accompanying drawing explanation
From the following explanation of multiple form of implementation, other features and advantages of the present invention are obtained with reference to accompanying drawing.Shown in the drawings:
Fig. 1 illustrates before assembling, and the bristle supports platelet of bristle and the three-dimensional view pulled open of brush handle are housed;
Fig. 2 illustrates for illustrating sectional view thermoplastic components being plastified mutually the signal of processing to carry out the method step welded;
Fig. 3 illustrates the partial view of the solid of Manufactured toothbrush;
Fig. 4 illustrates the cross section of the head zone of the toothbrush run through according to Fig. 3;
Fig. 5 to Figure 10 illustrates the flexible program of the different form of implementation of the FX on the brush of the consumption s tructure with plasticization processing;
Figure 11 illustrates before assembling, circular bristle supports platelet with the three-dimensional view be opened of its cap;
Figure 12 illustrates the three-dimensional view by the brush of assembling parts shown in Figure 11;
Figure 13 illustrates another flexible program of the brush handle of the head FX having and be placed in depths and the consumption s tructure being arranged on plasticization processing wherein;
Figure 14 illustrates in another form of implementation, before assembling, with bristle bristle supports platelet with the three-dimensional view be opened of brush handle;
Figure 14 a illustrates the partial sectional view of the brush handle with the hot baffle settled;
Figure 14 b illustrates the partial sectional view of the bristle supports platelet with the hot baffle settled;
Figure 14 c illustrates the partial sectional view of the join domain between brush handle and bristle supports platelet;
Figure 15 illustrates in another form of implementation, before assembling, that the bristle supports platelet of bristle is housed with the three-dimensional view be opened that is brush handle;
Figure 15 a illustrates the partial sectional view of the bristle supports platelet with the hot baffle settled;
Figure 15 b illustrates the partial sectional view of the brush handle with the hot baffle settled;
Figure 15 c illustrates the partial sectional view with the bristle supports platelet of the hot baffle settled according to flexible program;
Figure 15 d illustrates at the partial sectional view according to the join domain between brush handle and bristle supports platelet in the flexible program of 15a or 15c;
Figure 15 e illustrates the partial sectional view with the bristle supports platelet of the hot baffle settled according to another flexible program;
Figure 15 f illustrates at the partial sectional view according to the join domain between brush handle and bristle supports platelet in the flexible program of Figure 15 e;
Figure 16 illustrates in another form of implementation, before assembling, that the bristle supports platelet of bristle is housed with the three-dimensional view be opened that is brush handle;
Figure 16 a illustrates the partial sectional view of the brush handle with the hot baffle settled;
Figure 16 b illustrates the partial sectional view of the bristle supports platelet with the hot baffle settled;
Figure 16 c illustrates the partial sectional view of the join domain between brush handle and bristle supports platelet;
Figure 16 d illustrates the partial sectional view with the bristle supports platelet of the hot baffle settled according to another flexible program;
Figure 16 e illustrates according in the flexible program of Figure 16 d, the partial sectional view of the join domain between brush handle and bristle supports platelet;
Figure 17 a illustrate be arranged on bristle supports platelet circumferential edges on, the partial sectional view of the welding assisted parts of the form with tiny protuberance;
Figure 17 b illustrates the flexible program of welding assisted parts; With
Figure 17 c illustrates another flexible program of welding assisted parts.
Detailed description of the invention
The following form of implementation of described method relates to the manufacture of toothbrush.But identical principle also can be applied to the brush manufacturing other types.
Toothbrush shown in Figure 1 in brush neck 10 and head piece 12, described head piece have for be provided with bristle, assembly area 14 in the bristle supports of bristle supports platelet 16 form.Bristle supports platelet 16 is equipped with that form differently with shaping bristle tuft, and described bristle tuft is preferably fixed with the AFT method mentioned when starting.But according to the type of bristle or brush element, other fixing means are also possible, such as, spray elastomeric element or paste natural fiber.
The assembly area 14 of head piece 12, also referred to as cover, is equipped with the consumption s tructure had by the tiny rib form of the annular of surrounding each other, and described rib is given prominence to from the bottom of FX.Described rib is surrounded by the outer circumferential edges 12a of head piece.The shape of consumption s tructure is variable to a great extent, and is determined by the procedure parameter of selected fixing means.Consumption s tructure 18 1 aspect is provided for the material welded with bristle supports platelet 16, provides the amount of needs on the other hand, as far as possible fully to fill up the space be between head piece 12 and bristle supports platelet 16.
In fig. 2 simplifiedly it is assumed that, the consumption s tructure 18 outstanding from the bottom of FX is fritters.The bristle supports platelet 16 that bristle is housed is made up of head platelet 20 and anchoring brushing cluster 22 thereon, and described brushing cluster is melted on the dorsal part of head platelet 20, and forms continuous print melting layer where necessary.Between the dorsal part and the assembly area of head piece 12 of head platelet 20, load heater, described heater symbolically shows for electrical heating coil 24 at this.The circumferential edges 20a of the preferred heater head platelet 20 of described heater 24, as being illustrated by small arrow in fig. 2, and the connection edge 12b heating consumption s tructure 18 and be formed on the circumferential edges 12a of head piece 12 on opposite side.On the contrary, the perimeter 12c of the encirclement of head piece described connection edge 12b keeps not heated.By means of heater 24, in manageable mode, plasticizing processing is carried out to thermoplastic, and then removes heater 24, and described parts are forced together, to be welded to one another, wherein head platelet 20 is made up of described thermoplastic with the brush handle with consumption s tructure 18.Fig. 3 illustrates Manufactured brush.As can be seen from Fig. 4, between the dorsal part and head piece 12 of bristle supports platelet 16, do not leave dead volume, because consumption s tructure is plastifying under machining state and infiltrating under pressure in all cavitys, and described cavity is filled up.Also can see in the diagram, the connection edge of head piece 12 welds with the circumferential edges of bristle supports platelet 16, but the outer surface of head piece 12 does not damage, and retains its shape.
The flexible program shown in Fig. 5 to 10 of consumption s tructure is special form of implementation, there is each independent special benefits for applied method of attachment in described flexible program, described advantage about plasticization processability, the rheological behavior when welding and when forcing together, and about the ability that all cavitys are filled up as far as possible completely.
In Figure 5, consumption s tructure is embodied as the tiny rib that annular is each other surrounded again, but the number ratio of described rib is less in FIG, and forms step 18a on the bottom of FX, and described step surrounds the rib 18 of annular.
In figure 6, tiny rib extends in parallel with each other along the longitudinal direction.In the figure 7, described rib equally in parallel with each other, but transversely direction extend.
In fig. 8, consumption s tructure is configured to tiny fritter, and the cross section of described fritter is criss-cross.In fig .9, consumption s tructure is also little fritter, but at this, the cross section of described fritter is annular.
As shown in Figure 10, also possible that, the bottom of FX is provided with outstanding platform, described platform with single type ground continuously, or also can be divided into more than one piece.Podium level on the bottom of FX depends on the geometry of parts to be interconnected.Template consumption s tructure is easy to plastify and is machined to the less degree of depth under heat effect, and this can be favourable when head piece platelet is very smooth.
Figure 11 illustrates a form of implementation, and in described form of implementation, the bristle supports 30 that bristle is housed is the parts of the circular brush body used in so-called electric toothbrush.At this, minor flaps 32 is used as cover, described minor flaps is configured to circular equally, and has assembly area on its side towards bristle supports 30, and described assembly area has the consumption s tructure 18 of molded, in concentric annular tiny rib form.Minor flaps 32 deviates from the dorsal part of bristle supports at it and is provided with bolt 34, and described bolt is defined as being coupled to driving mechanism.In form of implementation shown in Figure 11, be similar to the method illustrated in fig. 2, weld described parts; Result shown in Figure 12.
A flexible program of the form of implementation shown in Fig. 1 to 4 is, according to view in fig. 13, head piece 12 is sunk from brush neck 10 by step 13.Consumption s tructure 18 is to construct with mode similar in Figure 5.In described form of implementation, bristle supports platelet has corresponding larger thickness.
Illustrate in fig. 14, can carrying out in the embodiment of the reality of described method with the optionally plasticizing processing of consumption s tructure of region to be welded.In the form of implementation illustrated, the connection edge 12b of the smooth circumferential edges 20a of bristle supports platelet and the smooth equally of brush handle is welded.According to Figure 14 a, when being heated by heat radiation, surrounding of brush handle 12 is waited that the outward flange in the face plastifying processing covers by the hot baffle 30 correspondingly formed.Similarly, according to Figure 14 b, the non-of bristle supports platelet waits the outer surface plastifying processing, and or rather, the outward flange of side surface and front surface covers by the hot baffle 32 compatibly formed.After parts are forced together shown in Figure 14 c result.Be welded to connect and mark with arrow " S ".Consumption s tructure forms fusing department 18a, and described fusing department fills up the gap of the parts connected.
According to the material behavior of brush element 22, also can realize and the welding of the fusing department of described brush element.
Figure 15 and 16 illustrates other flexible programs be welded to connect between brush handle 12 and bristle supports platelet 20.
In fig .15, brush handle 12 has step 23 in the region of the accommodation section for bristle supports platelet.According to Figure 15 a or 15c, bristle supports platelet should not only be welded on smooth circumferential edges, and welding on the side surface.Correspondingly, (Figure 15 a) or cover the sub-fraction (Figure 15 c) of side surface of described edge and bristle supports platelet 20 to cover the edge of front side by hot baffle 32.In addition, the outer surface being adjacent to step 23 of brush handle 12 is covered by means of hot baffle 30.Figure 15 d illustrates the result after being forced together by described parts.Small arrow in accompanying drawing points to solder side.But, when the side surface of bristle supports platelet 20 should not be welded, also cover side surface by hot baffle 32, as shown in Figure 15 e; Result shown in Figure 15 f.
In figure 16, bristle supports platelet 20 has the circumferential edges of bending, and the end face of described circumferential edges is formed and connects edge 20c.The corresponding connection edge 12b of brush handle is positioned on the circumferential edges of consumption s tructure 18.As shown in Figure 16 a, connect the outer surface of edge 12b with the encirclement that hot baffle 30 covers brush handle 12.When the side surface of bristle supports platelet 20 also should be welded, only cover the edge of front side by hot baffle 32, as shown in Figure 16 b.Structure after Figure 16 c illustrates and to be forced together by parts.Small arrow in Figure 16 c points to solder side.But when not welding the side surface of bristle supports platelet 20, described side surface is also covered by hot baffle 32, as shown in Figure 16 d, result shown in Figure 16 e.
Shown in Figure 17 for making welding process become easy improvement project.In Figure 17 a, the face to be welded on the circumferential edges of bristle supports platelet 20 being molded with protuberance or the protuberance of tiny sharp-tooth shaped, when heating, by means of radiation, plasticizing processing particularly rapidly being carried out to described protuberance or protuberance.According to Figure 17 b, described protuberance 40 can be restricted on the smooth circumferential edges of bristle supports platelet 20.According to Figure 17 c, be not only provided with the protuberance 40 on the smooth circumferential edges of bristle supports platelet 20, and be provided with the corresponding protuberance 42 on the connection edge of bristle 12.
Measure in a top view, the circumferential edges 12a not carrying out plastifying processing preferably has the larger thickness of specific consumption structure,
Observe equally in a top view, the thickness not carrying out the circumferential edges 12a plastifying processing is 1.5mm to the maximum, is preferably 0.5mm to 1mm.
The maximum gauge of consumption s tructure is proved to be the thickness of maximum 1.5mm, and wherein, described thickness is preferably only 0.5mm to 1mm.
Claims (13)
1., for the manufacture of the method for brush, there is following step:
A) make bristle supports by thermoplastic, described bristle supports has through hole and surrounds the circumferential edges (20a) in described hole;
B) brush element is fixed in the described hole of described bristle supports, the cleaning element that described brush element is bristle and/or bristle tuft and/or is made up of elastomeric material and/or natural fiber;
C) as the part of brush body and the cover manufactured by thermoplastic, described cover have for the assembly area of described bristle supports and in described assembly area the connection edge (12b) of molded consumption s tructure (18) and the described assembly area of encirclement;
D) by heating, plasticizing processing is carried out to the described consumption s tructure (18) of the described circumferential edges (20a) of described bristle supports, described cover and the described connection edge (12b) of described cover;
E) bristle supports and cover are extruded relative to each other, wherein,
-being welded described bristle supports with the described edge (12b) that is connected processed by plastifying of described cover by the described circumferential edges (20a) of plasticizing processing;
The outer surface of the described plasticizing processing of eliminating of-described cover keeps its shape; And
Being flowed in volume that surrounded by the connection edge (12b) of described cover, that leave between bristle supports and cover by the material of plasticizing processing of-described consumption s tructure, and fill up described volume at least in part.
2. method according to claim 1, wherein said consumption s tructure (18) is configured to tiny rib, pointed tooth or the fritter given prominence to from the bottom of the described assembly area of described cover.
3. method according to claim 2, wherein said rib is configured to tiny longitudinal rib and/or cross rib.
4. method according to claim 2, that wherein said rib is configured to surround each other and the ring be spaced apart from each other.
5. method according to claim 2, wherein said fritter has cross section that is criss-cross, star or annular.
6. method according to claim 1, wherein said consumption s tructure (18) is configured to the platform given prominence to by the bottom of the described assembly area of described cover or is configured to multiple such land regions.
7. according to the method one of claim 1 to 6 Suo Shu, the size of wherein said consumption s tructure (18) is defined as, and what make described consumption s tructure is filled in by the material of plasticizing processing the volume left between bristle supports and cover.
8. according to the method one of claim 1 to 6 Suo Shu, wherein said cover be configured in described brush body originally with it, and described bristle supports forms top board or bristle supports platelet (16).
9. according to the method one of claim 1 to 6 Suo Shu, wherein said bristle supports is configured to brush handle, and described cover is configured to minor flaps, and described minor flaps makes described brush body become complete.
10. according to the method one of claim 1 to 6 Suo Shu, wherein said bristle supports is configured to the parts of circular brush body, and described cover is configured to minor flaps, described minor flaps makes described brush body become complete and is provided with the bolt for being coupled on driving mechanism.
11. according to the method one of claim 1 to 6 Suo Shu, wherein gets rid of and carries out plasticizing processing to the outer surface of described cover and/or described bristle supports.
12. according to the method one of claim 1 to 6 Suo Shu, wherein by the shielding by means of hot baffle, gets rid of and carries out plasticizing processing to the described outer surface of described cover and/or described bristle supports.
13. according to the method one of claim 1 to 6 Suo Shu, wherein said cover be provided with tiny protuberance with the joint face to be welded to each other of described bristle supports, heat time to described protuberance carry out plasticizing process.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010013124.5 | 2010-03-26 | ||
| DE201010013124 DE102010013124A1 (en) | 2010-03-26 | 2010-03-26 | Method for joining bristled bristle carriers to cover parts in brush production |
| PCT/EP2011/001420 WO2011116935A1 (en) | 2010-03-26 | 2011-03-22 | Method for connecting bristle supports having bristles to cover parts during brush production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102821649A CN102821649A (en) | 2012-12-12 |
| CN102821649B true CN102821649B (en) | 2015-01-14 |
Family
ID=44211348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180015848.6A Expired - Fee Related CN102821649B (en) | 2010-03-26 | 2011-03-22 | Method for connecting bristle supports having bristles to cover parts during brush production |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2552276B1 (en) |
| CN (1) | CN102821649B (en) |
| DE (1) | DE102010013124A1 (en) |
| ES (1) | ES2557589T3 (en) |
| WO (1) | WO2011116935A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD769626S1 (en) | 2013-12-19 | 2016-10-25 | Colgate-Palmolive Company | Refill head for electric toothbrush |
| USD776435S1 (en) | 2013-12-19 | 2017-01-17 | Colgate-Palmolive Company | Head portion of a toothbrush |
| USD766581S1 (en) | 2013-12-19 | 2016-09-20 | Colgate-Palmolive Company | Electric toothbrush handle |
| USD790860S1 (en) | 2015-11-25 | 2017-07-04 | Colgate-Palmolive Company | Electric toothbrush brush head |
| USD794333S1 (en) | 2015-11-25 | 2017-08-15 | Colgate-Palmolive Company | Electric toothbrush brush head |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5035468A (en) * | 1990-05-11 | 1991-07-30 | James Brown | Surgical scrub brush |
| EP1839528A2 (en) * | 2006-03-14 | 2007-10-03 | Firma G.B. Boucherie N.V. | Method and device for melting ends of thermoplastic bristle-bundels |
| CN101111170A (en) * | 2005-02-02 | 2008-01-23 | 太阳星光齿磨公司 | Toothbrush |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19542393A1 (en) * | 1995-11-14 | 1997-05-15 | Zahoransky Anton Gmbh & Co | Making synthetic brushes esp tooth brushes |
| EP0972465B1 (en) * | 1998-07-14 | 2003-04-02 | Firma G.B. BOUCHERIE, naamloze vennootschap | Method for manufacturing brushes and brush manufacturing machine applying this method |
| DE102009058608B4 (en) * | 2009-12-17 | 2023-02-02 | Gb Boucherie Nv | Method of connecting brush head plates to brush bodies |
-
2010
- 2010-03-26 DE DE201010013124 patent/DE102010013124A1/en not_active Withdrawn
-
2011
- 2011-03-22 CN CN201180015848.6A patent/CN102821649B/en not_active Expired - Fee Related
- 2011-03-22 WO PCT/EP2011/001420 patent/WO2011116935A1/en active Application Filing
- 2011-03-22 EP EP11711453.8A patent/EP2552276B1/en active Active
- 2011-03-22 ES ES11711453.8T patent/ES2557589T3/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5035468A (en) * | 1990-05-11 | 1991-07-30 | James Brown | Surgical scrub brush |
| CN101111170A (en) * | 2005-02-02 | 2008-01-23 | 太阳星光齿磨公司 | Toothbrush |
| EP1839528A2 (en) * | 2006-03-14 | 2007-10-03 | Firma G.B. Boucherie N.V. | Method and device for melting ends of thermoplastic bristle-bundels |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102010013124A1 (en) | 2011-09-29 |
| WO2011116935A1 (en) | 2011-09-29 |
| CN102821649A (en) | 2012-12-12 |
| EP2552276A1 (en) | 2013-02-06 |
| ES2557589T3 (en) | 2016-01-27 |
| EP2552276B1 (en) | 2015-11-25 |
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