WO2015074267A1 - Oral care implement - Google Patents
Oral care implement Download PDFInfo
- Publication number
- WO2015074267A1 WO2015074267A1 PCT/CN2013/087758 CN2013087758W WO2015074267A1 WO 2015074267 A1 WO2015074267 A1 WO 2015074267A1 CN 2013087758 W CN2013087758 W CN 2013087758W WO 2015074267 A1 WO2015074267 A1 WO 2015074267A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- oral care
- care implement
- section
- head
- face
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B9/00—Arrangements of the bristles in the brush body
- A46B9/02—Position or arrangement of bristles in relation to surface of the brush body, e.g. inclined, in rows, in groups
- A46B9/04—Arranged like in or for toothbrushes
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- 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
- A46B5/0033—Brush bodies; Handles integral with brushware having articulations, joints or flexible portions bending or stretching or collapsing
- A46B5/0037—Flexible resilience by plastic deformation of the material
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B7/00—Bristle carriers arranged in the brush body
- A46B7/06—Bristle carriers arranged in the brush body movably during use, i.e. the normal brushing action causing movement
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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
Definitions
- Oral care implements with various handle and head structures are known. However, it would be desirable to pio vide an oral care impleme nt which c an provide inc reased e ase of ac cess to the bac k tee th for cleaning, while avoiding problems caused b y xcess brushing pressur .
- the present invention provides an oral care implement comprising a head and a handle, the head comprising a first face and a plurality of cleaning elements extending from the first face;
- the head comprises a proximal section adjacent to the handle and a distal section remote from the handle;
- the head further comprises a flexible bridge coupling the distal section to the proximal section so that the distal section is flexibly moveable relative to the proximal section, the flexible bridge further comprising at least one elastomeric cleaning element extending from the first face, wherein the at least one el as tumeric cleaning element extends along the flexible bridge in a direction perpendicular to a bngitudinal axis of the head.
- a bngitudinal axis of the distal section is tilted with respect to a bngitudinal axis of the proximal section by an angle of from 8° to 15°.
- the flexible bridge comprises an elastameric material.
- the elastameric material comprises thermoplastic elastomer (TPE).
- TPE thermoplastic elastomer
- the at least one elastomenc cleaning element is inte ral with the elastomeric material of the flexible bridge.
- the proximal section and the distal section are formed from a rigid plastic or resin material.
- the bridging se ction exte nds across an entire width of the head.
- a distance between the bridging section and the first fa e is greater than a distance between the bridging section and the second face.
- the distance betw en the bridging section and the first face is from 2 to 4 times greater than the distance bet we en the bridging sec tion and the sec ond face .
- the flexible bridge further comprises an elastomeric material sunounding the at least one bridging section.
- the elastom ric material comprises the moplastic elastomer (TPE).
- TPE moplastic elastomer
- the at least one elastomeric cleaning element is an elastomeric wall.
- the elastomeric wall extends along the flexible bridge in a straight linear configuration.
- the elastomeric wall has a distal edge remote from the first face, the elastomeric wall comprising at least one note h ex tending from the distal edge of the elastomeric wall towards the first face of the head.
- the elastomeric wall has a height measured from the first face to the distal edge of the elastomeric wall, the least one notch extending from the distal edge towards the first fa e by a distance of from 5/8 to 7/8 of the height of the elastomeric wall.
- the plurality of cleaning elements comprises a first plurality of cleaning elements extending from the proximal section, and a second plurality of cleaning elements extending from the distal section.
- the fust pi urahty of cleaning elements comprises tape red bristles.
- the second plurality of cleaning elements comprises tape red bristles .
- the tapered bristles are tufted in square tuft holes.
- a height of the first plurality of cleaning elements is equal to a height of the second plurality of cleaning elements.
- the at l ast one elastomeric cleaning element has a height which is equal to the height of the first and second pluralities of cleaning elements.
- the at least one elastomeric cleaning element has a height which is less than the height of the first and second pluralities of cleaning elements.
- the head further comprises a second face located on an opposite side of the head to the first lace, the se cond fac e comprising a tissue cle anser.
- the tissue cleanser comprises an elastomeric material.
- the flexible bridge comprises the elastomeric material and wherein the tissue cleanser is integral with the flexible bridge.
- the head has a length of from 20 mm to 40 mm.
- the head has a maximum width of from 5 mm to 15 mm.
- the distal section has a length which is less than a length of the proximal section. Further optionally the ratio of the length of the distal section to the length of the proximal section is from 1 :3 to 1 : 1 .2.
- the handle includes a body portion, and a neck portion connecting the head to the body portion.
- a longitudinal axis of the neck portion is substantially aligned with a longitudinal axis of the proximal section of the head.
- a ngiludinal axis of the body portion is tilted with respect to a bngitudinal axis of the neck portion by an angle of from 5° to 15°.
- the nec k portion has a maximum width of from 3 mm to 7 mm .
- the body portion has a maximum width of from 9 mm to 15 mm.
- the present invention ptuvides oral care impl ment comprising a he d and a handle, the head comprising a first face and a plurality of cleaning elements extending from the first face; wherein the head comprises a proximal section adj cent to the handle and a distal section remote from the handle; wherein the head further comprises a flexible bridge coupling the distal se tion to the pioximal section so that the distal section is flexibly move able relative to the proximal section; wherein the plurality of cleaning elements comprises a first plurality of cleaning elements extending from the proximal section, and a second plurality of cleaning ele ments e xtending from the distal section, at least one of the first and se cond pluralities of cleaning elements comprising tapered bristles.
- the first plurality of cleaning elements comprises tape red bristles.
- the second pi urality of cleaning elements comprises tape red bristles .
- a longitudinal axis of the distal section is tilted with respect to a ngitudmal axis of the proximal section by an angle of from 8° to 15°.
- a tongiludinal axis of the distal section is substantially aligned with a longiftidinal axis of the proximal section.
- the at least one elastomeric cleaning element is an elastomeric wall.
- the elastomeric wall extends along the flexible bridge in a straight linear configuration.
- the elastomeric wall has a height measured from the first face to the distal edge of the elastomeric wall, the least one notch extending from the distal edge towards the first face by a distance of from 5/8 to 7/8 of the height of the elastomeric wall.
- the at least one elastomerijc cleaning element has a height which is equal to a height of the fust and second pluralities of cleaning elements.
- the at least one el as to mem: cleaning element has a height which is less than a height of the first and second pluralities of cleaning elements.
- the flexible bridge comprises abridging section formed from the rigid plastic or resin material, the bridging section joining the proximal section to the distal section, wherein a ratio of a depth of the bridging section at its narrowest point to a depth of the proximal section is from 1 :3 to 1 :7.
- a distance between the bridging section and the first face is greater than a distance between the bridging section and the second fa e.
- the distance betw en the bridging s ction and the first face is from 2 to 4 times greater than the distance bet we en the bridging sec tion and the sec ond face .
- the handle includes a body portion, and a neck portion connecting the head to the body portion.
- a longitudinal axis of the neck portion is substantially aligned with a longiftidinal axis of the proximal section of the head
- a tongiludinal axis of the body portion is tilted with respe t to a bngitudinal axis of the neck portion by an angle of from 5° to 15°.
- the nec k portion has a maximum width of from 3 mm to 7 mm .
- the body portion has a maximum width of from 9 mm to 15 mm.
- FIGS A to 2F illustrate a toothbrush head in accordance with an embodiment of the present invention.
- Figure 2D is a perspective vie wof the toothbrush head, illustrating the flexible movement of the distal section with respect to the proximal section.
- Figure 2F shows a side view of the toothbrush head of Figure 2E, in which the first and second pluralitie s of c leaning eleme nts have been omitte d.
- Figure 3 A shows a front view of the head.
- Figure 3B shows a rear view of the head.
- Figure 3C shows a side vie wof the head.
- Figure 3D is a perspective vie wof the toothbrush head, illustrating the flexible movement of the distal section with respect to the proximal section.
- Figure 3E shows a perspective view of the toothbrush head in which the elastomeric material of the flexible bridge has be en omitted in order to show the bridging structure.
- the invention is dis ssed in terms of a manual toothbrush, and method of manufacturing the same, having the inventive multi-component handle.
- the mvention could be in the form of other oral care implements including a soft-tissue cleansing implement, an inter- proximal pick, a flossing tool, a plaque scraper, a powered toothbrush, or other ansa te implement designed for oral care.
- a soft-tissue cleansing implement including a soft-tissue cleansing implement, an inter- proximal pick, a flossing tool, a plaque scraper, a powered toothbrush, or other ansa te implement designed for oral care.
- a tmctural and functional modifications maybe made without departing from the scope of the present invention.
- Figures lA to 1C illustrate a toombrush m accordar.ee with an enitoodiment of the present invention, wherein a distal section IS of the head 10 (the distal section IS being remote from the handle 12) is coupled to a proximal section 16 of the head 10 (the proximal section 16 being adjacent to the handle 1 ) by a flexible bridge 20 so that the distal section IS is fie xibly movable with respect to the proximal se tion 16 (as illustrated in Figure 2D).
- the longitudinal axis X-X of the distal se tion IS is tilted by an angle a with respect to the longitudinal axis Y-Y of the proximal section 16, the angle a being approximately 13°.
- the longitudinal axis A- A of the body portion 22 of the handle 12 is tilted by an angle ⁇ with respect to the bngitudinal axis Z-Z of the neck portion 24 of the handle 12.
- the angle G is approximately 10°.
- the longitudinal axis Z-Z of the neck portion is substantially aligned with the bngitudinal axis Y-Y of the proximal section 16 of the head 10.
- the ratio of the length of the distal section IS to the length of the proximal section 16 is approximately 1 : 1.3. the distal section IS having a length of 11.6 mm and the proximal section 16 having a length of 15.3 mm. The total length of the head 10 (as measured along the direction of the Y-Y axis) is 29.1 mm. The distal section IS has a width of 9.3 mm and the proximal section 16 has a width of 10.7 mm.
- FIG. 1A The head 10 of the toothbrush of Figures 1 A to 1C is shown in more detail in Figures 2A to 2F.
- the head as shown in Figures 2 A to 2F could also be used in other embodiments of the present invention.
- the head as shown in Figures 3 A to 3E could be used with the handle as illustrated in Figures 1A to 1C.
- the head 10 comprises a first face 14. with a plurality of cleaning elements extending therefrom.
- the plurality of cleaning elements comprises a first plurality of c barring elements 34 extending from the proximal section 16, and a second plurality of cleaning elements 36 extending from the distal section IS.
- the first and second pluralities of cleaning elements 3 36 comprise tape red bristles tufted in square tuft holes 3S, which tuft holes 3S have dimensions of 1.40 mm x 1 .40 mm.
- the first plurality of cleaning elements 34 have a length which is e qual to that of the second plurality of cleaning ele ments 36.
- the head 10 includes square tuft holes 3S which are positioned in a grid arrangement of columns and rows on the proximal and distal sections 16, IS.
- the centres of tuft holes 3S in adjacent columns are spaced apart by 2.50 mm in the distal section IS and by 2.20 mm in the proximal section 16.
- the centres of tuft holes 3S in adjacent rows are spaced apart by 2.55 mm in both the proximal and distal sections 16, IS.
- the distal section IS includes a distal-most row 40 of tuft holes 3S, wherein the centres of the tuft holes in the distal- most row 40 are spaced apart from one another by 2.20 mm.
- the distance betwe n the centres of the tuft holes in the distal-most row 40 and a line joining the c entre s of the tuft holes in the row adj acent to the distal- most row 40 is 2.43 mm.
- the proximal section 16 includes a proximal- most row 42 of tuft holes, wherein the centres of the tuft holes in the proximal-most row 42 are spaced apart from one another by 2.20 mm.
- the distance between the centres of the tuft holes in the proximal-most row 42 and a line joining the centres of the tuft holes in the row adjacent to the proximal-most row 42 is 2.66 mm.
- the tuft holes 3S are offset with respect to the columns.
- the centres of the tuft holes in the distal-most row 40 are spaced at a distance of 1.10 mm from a line joining the centres of the tuft holes of a column disposed on the longitiidinal axis X-X of the distal section IS.
- the centres of the tuft holes in the proximal-most row 42 are spaced at a distance of 1.10 mm from lines joining the centres of the tuft holes of each column of the proximal section 16.
- the head 10 further comprises a second face 32, which second fac 32 comprises a tissue cleanser 44.
- the tissue cleanser 44 comprises a plurality of nubs 46 for cleansing soft tissues of the mouth.
- the distal section IS and the proximal section 16 are formed of polypropylene.
- the flexible bridge 20 comprises a bridging section 30 formed from the polypropylene, which bridging section 30 joins the proximal and distal sections 16, IS and is located between the first face 14 and the second lace 32.
- the ratio of the depth of the bridging section 30 at its narrowest point to the depth of the proximal section 16 is approximately 1 .6.
- the depth of the proximal section 16 is equal to the depth of the distal section IS, and is 5.3 mm.
- the distance between the bridging section 30 and the first face 14 is approximately 4 times the distance between the bridging section 30 and the second face 32.
- the flexible bridge 20 furth r comprises an elastomeric material surrounding the bridging section 30, and the tissue c leanse r 44 is inte gral with the flexible bridge 20.
- FIGS 3A to 3E illustrate a toothbrush head in accordance with another en ⁇ odiment of the present invention.
- the head 10 includes a proximal section 16 adjacent to the handle 12, and a distal section I remote from the handle 12.
- the proximal section 16 and the distal section IS are joined by a flexible bridge 20.
- the longitiidinal axis X-X of the distal section IS is substantially aligned with a bngitudinal axis Y- Y of the proximal section 16.
- the proximal section 16 and distal section IS each have a straight linear edge extending in a direction perpendi ular to a bngiliidinal axis of the head 10, wherein the straight linear edge 4S of the distal section IS faces the straight linear edge 50 of the proximal section 16.
- the flexible bridge 20 couples the straight linear edge 4S of the distal section IS to the straight linear edge 50 of the proximal section 16, so that the distal section IS is flexibly movable with respect to the proximal section 16 (as illustrated in Figure 3D).
- the ratio of the length of the distal section IS to the length of the proximal section 16 is approximately 1 : 1 .3, the distal section IS having a length of 1 1 .6 mm and the proximal section 16 having a length of 15.4 mm.
- the total length of the head 10 is 30.1 mm.
- the distal section IS has a width of 9.3 mm and the proximal section 16 has a width of 10.7 mm.
- the flexible bridge 20 further comprises an elastomeric cleaning element 26 extending from the first face 14, which elastomeric cleaning eleme t 26 extends along the flexible bridge 20 in a direction perpendicular to the longitudinal axis of the head 10.
- the elastomeric cleaning element 26 is an elastomeric wall extending along the flexible bridge in a straight, line r configuration, and has a distal edge remote from the first fa e.
- the elastomeric wall comprises a notch 2S extending from the distal edge towards the first face 14 by a distance of about o7S of the he ight of the elastome ric wall .
- the proximal and distal sections 16, IS are formed of polj iopyiene and the flexible bridge comprises a bridging section 30 formed of the polypropylene.
- the bridging section joins the ptoximal section 16 to the distal section IS, and is located between the first face 14 and the second face 32.
- the second face 32 comprises a tissue cleanser 44.
- the flexible bridge 20 further comprises an elastomeric material surrounding the bridging section 30, and the tissue cleanser 44 is integral with the flexible bridge 20.
- the tissue cleanser 44 comprises a plurality of nubs, 46.
- the ptoximal section 16 comprises a first plurality of cleaning elements 34 extending from the first face 14, and the distal sec tion 18 comprises a second plurality of cleaning eleme ts 36 extending from the first face 14.
- the first and second pluralities of cleaning elements 34, 36 comprise tapere d bristle s t fte d in squaie tuft hole s 3S, which tuft holes have dime nsions of 1 .40 mm x 1.40 mm.
- the first plurality of cleaning elements 34 have a length which is e ual to that of the second plurality of c leaning eleme nts 36.
- the head 10 includes square tuft hole s 3S which are positioned in a grid arrangement of columns and rows on the proximal and distal sections 16, IS (as described above in relation to the arrangement of tuft holes 3S in Figures 2 A to 2F).
- the distal section 18 includes a distal-most row 40 of tuft holes 38 and the proximal section lo ⁇ includes a proximal- most row 42 of tuft holes wherein, in the distal- and proximal- most rows 40. 42, the tuft hole s 38 are offse t with re spe ct to the columns (as describe d above in re lation to the arrangeme nt of tuft holes 38 in Figure s 2 A to 2F) .
- the elastome ric c leaning e lement 26 has a he ight which is less than the he ight of the first and second pluralities of cleaning elements 34, 36.
- the present invention provides an oral care implement comprising a head 10 and a handle 12, the head 10 comprising a first face 14 and a plurality of cle aning elements extending from the first face 14.
- the head 10 comprises a proximal section 16 adj cent to the handle 12, a distal section 18 remote from the handle 12, and a flexible bridge 20 coupling the distal section 18 to the proximal section 16 so that the distal section 18 is flexibly movable relative to the proximal section 16.
- the flexible bridge 20 further comprises at least one elastomeric cleaning element 26 extending from the first face 14.
- the at least one elastomeric cleaning element 26 extends along the flexible bridge 20 in a direction perpendi ular to a longitiidinal axis of the head 10.
- the elastomeric cleaning element 26 acts to pohsh the tooth surface s and cle an the teeth.
- the flexible bridge 20 alb ws the distal section 18 to move forward and backward relative to the proximal section 16 during use of the oral caie implement, allowing the oral care implement to reach deep into the mouth to clean the back teeth. This flexibility also reduces or preve nts exce ss pressure being applied to the back teeth whe n brushing .
- a bngitudinal axis X-X of the distal section 18 is tilted with respect to a bngitiidinal axis Y-Y of the proximal section 16 by an angle a of from 8° to 15°, from 9° to 14°, from 10° to 13°, or of about 1 °.
- the longitudinal axis X- X of the distal section 18 is tilted by the above angle a with respect to the longitudinal axis Y-Y of the proximal se tion 16 when the oral care implement is in a stressless state i.e .
- the distal section 18 can move with respect to the proximal section 16 upon application of force during use, but returns to its initial position with the axis X-X inclined by angle a with respect to the axis Y-Y once any applied force has been removed.
- the longitiidinal axis X-X of the distal section being tilted by angle a with respect to the bngitiidinal axis Y-Y of the proximal sectbn 16 albws the head to fit to the curve of the teeth, and the flexible bridge allows the head to adapt to the contours of the teeth/ ooth surfac .
- the bngitudinal axis X-X of the distal section IS is substantially aligned with the longitudinal axis Y-Y of the proximal section 16.
- the longitiidinal axis X-X of the distal section IS is substantially align d with the bngitudinal axis Y-Y of the proximal section 16 when the oral care implement is in a stressless state i.e. when no force is being applied to the implement in order to cause the distal section IS to move relative to the proximal section 16 (such as when the implement is not in use).
- the distal section 18 can move with respect to the pro imal section 16 upon application of force during use, but returns to its initial position with the axis X-X substantially aligned with the axis Y-Y once any applied force has been r moved.
- the proximal section 16 and the distal section IS each have a straight linear edge extending in a direction perpendicular to a longitiidinal axis of the head 10, wherein the straight linear edge 48 of the distal section IS faces the straight linear edge 50 of the proximal section 16.
- the flexible bridge 20 couples the straight linear edge S of the distal section IS to the straight linear edge 50 of the proximal section 16 so that the distal section IS is flexibly move able relative to the ptoximal section 16.
- the handle 12 includes a body portion 22, and a neck portion 24 connecting the head 10 to the body portion 22.
- a bngitiidinal axis Z-Z of the neck portion 24 is substantially aligned with the bngitudinal axis Y-Y of the proximal sectbn 16 of the head 10.
- a bngihidinal axis A- A of the body portion 22 is tilted with respect to the bngitudinal axis Z-Z of the neck portion 24 by an angle ⁇ of from 5° to 15°, from 6° to 14°, from 7° to 13°, from 8° to 12°, fum Q0 to 11°, or of about 10°
- ⁇ is tilted with respect to the bngitudinal axis Z-Z of the neck portion 24 by an angle ⁇ of from 5° to 15°, from 6° to 14°, from 7° to 13°, from 8° to 12°, fum Q0 to 11°, or of about 10°
- the longitudinal axis X-X of the distal section IS is tilted with respect to a bngitiidinal axis Y-Y of the proximal sectbn 16 by an angle a of from S° to 1 °, from QO to 14°, from 10° to 13°, or of about 13°
- the bngitudinal axis A-A of the body portion 22 is til ted with respect to a bngitiidinal axis Z-Z of the neck portion by an angle ⁇ of from 5° to 15°, from 6 " ° to 14°, from to 13°, from S° to 12°, from QO to 11°, or of about 10°.
- the body portion 22 comprises a thumb grip 52 located adjacent to the area of connection of the body portion 22 to the neck portion 24.
- the body portion 22 comprises the thumb grip 52 on one side thereof and a finger grip area 54 on an opposite side thereof, wherein the thumb grip 52 is located on the same side of the oral care implement as the first face 14 of the head 10.
- the thumb grip 52 maybe embossed/textured so as to provide an anti-slip are a for increased ease of gripping of the oral care implement by a use r . Where the thumb grip 52 is embossed or textured, this may also provide a massaging effect on the thumb of a user.
- the thumb grip 52 comprises an elastomeric material in order to provide a comfortable gripping area.
- the elastomeric material provides a gripping surface which is softer than the material (such as a rigid plastic or resin material e .g . polypropyle ne) from whic h the body portion and/or ne ck portion are formed.
- the distal section 18 has a le ngfh whic h is le ss than a length of the proximal se tion 16.
- the distal s ction IS has a length of from 9 mm to 13 mm, from 10 mm to 12.5 mm, from 11 mm to 12 mm or of about 1 1 .5 mm.
- the proximal section 16 has a length of from 14.5 mm to 17 mm, from 15 mm to 16 mm, or of about 15.4 mm.
- the distal section IS has a length of from 11 mm to 12 mm and t e proximal section 16 has a length of fiom 15 to 16 mm.
- the distal section IS is thus able to over the surface of a single tooth, thus providing improved ease of reach of the oral care implement to the back teeth in the mouth, while the proximal section 16 ensures an acceptable total length of the head.
- the ratio of the length of the distal section IS to the length of the proximal section 16 is from 1 :3 to 1 : 1.2, from 1 :2.5 to 1 :1.25, from 1 :2 to 1 :1 .3 or about 1 :1 .3.
- the flexible bridge 20 comprises an elastomeric material.
- Suitable elastomeric materials include, but are not kmited to, thermoplastic elastomer (TPE).
- the at least one elastomeric cleaning element 26 is integral with the elastomeric material of the flexible bridge 20.
- the at least one elastomeric cteaning element 26 is an elastom ric wall. In some embodim nts, the elastomeric wall extends along the flexible bridge 20 in a straight, linear configuration.
- the elastome ic wall has a distal edge remote from the first face 14, the elastomeric wall comprises at least one notch 28 extending from the distal edge of the elastomeric wall towards the fiist face 14 of the head 10.
- the notch 28 ensures that the elastomeric cleaning wall is of the correct level of softness to provide acceptable mouthfeel to the consumer.
- the elastomeric wall has a height measured from the first fac e 14 to the distal edge of the elastome ric wall, the le ast one notch 28 e xtending from the distal edge towards the first face 14 by a distance of from 5/8 to 7/8 of the height of the elastomeric wall. The further the notch 28 tends from the distal edge of the elastomeric wall towards the first face, the greater the level of softness of the elastomeric wall.
- the proximal section 16 and the distal section 18 are formed from a rigid plastic or resin material.
- the rigid plastic or resin material comprises polypropylene.
- the flexible bridge 20 comprises a bridging section 30 formed from the rigid plastic or resin material.
- the bridging section 30 joins the proximal section 16 to the distal section 18.
- the presence of the bridging section 30 can provide increased ease of manufacture, for example if the head is injection-molded then the bridging section allows the proximal section 16 and the distal section 18 to be form d integrally conn cted by the bridging section 30.
- a ratio of a depth E3 ⁇ 4 of the bridging section 30 at its narrowest point to a depth Dj of the proximal section 16 is from 1 :3 to 1 :7, from 1 :3.5 to 1 :6 " , or from 1 :4 to 1 :5, so that the distal section 18 is flexibly movable relative to the proximal section lo " , despite being connected thereto by the bridging section 30.
- the de pth D j of the proximal section is from 4 mm to 6.5 mm, from 4.5 mm to 6 mm, or from 5 mm to 5.5 mm.
- the depth of the distal section 18 maybe the same as the depth of the proximal section 16.
- the bridging se ction 30 exte nds across an entire width of the head 10.
- the length of the flexible bridge (in a direction parallel to the bngitiidinal axis Y-Y of the proximal section 16) maybe from 1.7 mm to 3.2 mm, from 2 mm to 3 mm, or from 2.3 mm to 2.7 mm.
- a ratio of the length of the flexible bridge 20 to the length of the distal section 18 is from 1 :3 to 1 :5, from 1 :3.5 to 1 :4.5, from 1 :3.8 to 1 :4.2, or about 1 :4. This allows for the oral care implement to have sufficient bristle density along the length of the head for effective cleaning of the teeth, while providing an acceptable level of flexibility of the distal section IS relative to the proximal section 16.
- the head 10 further comprises a second face 32 on an opposite side of the head 10 to the first face 14, and the bridging section 30 is located between the first face 14 and the second face 32.
- a distan e between the bridging section 30 and the first face 14 is greater than a distance between the bridging section 30 and the second face 32, providing the desired flexibility of movement of the distal section 18 relative to the proximal section 16.
- the distance between the bridging section 30 and the first fa e 14 is from 2 to 4 times greater, from 2.5 to 3.5 times greater, or about 3 times gre ter than the distance between the bridging section 30 and the second face 32.
- the flexible bridge 20 further comprises an elastomeric material surrounding the at least one bridging section 30.
- elastomerijc materials include, but are not limited to, thermoplastic elastomer (TPE).
- the at least one elastomeric cleaning element 26 is integral with the elastomeric material of the flexible bridge 20.
- the plurality of cleaning elements comprises a first plurality of cleaning eleme ts 34 extending from the proximal section 16, and a second plurality of cleaning elements 36 extending from the distal section IS.
- the first plurality of cleaning elements 34 comprises tapered bristles.
- the second plurality of cleaning elements 36 comprises tapered bristles.
- both the first and second pluralities of cleaning elements 34, 36 comprise tapered bristles.
- portions of the first plurality of cleaning elements 34 are tapered.
- portions of the second plurality of cleaning elements 36 are taper d.
- portions of the first and second pluralities of cleaning elements 34, 36 are tapered.
- the first and/or second pluralities of cleaning l ments 34, 36 are tapered.
- the tapered bristles aie tufted in square tuft holes 38 are provided.
- the provision of the tapered bristles in the square tuft holes 38 allows the bristles to reach deep into the interdental ar as in order to provide effective cleaning, whilst providing bristle softness for optimal gum cane.
- the provision of square tuft holes enhances cleaning of the tooth surfaces, as the contact area of the bristles of a particular tuft on the tooth surface is gre ter for a square tuft hole than for a round tuft hole of similar dimensions.
- the tuft holes on the first face 14 have dimensions of 0.8 itim n 0.8 mm to 2.0 mm x 2.0 mm; of 1.0 mm x 1 .0 mm to 1.8 mm x 1.8 mm; of 1 .2 mm x 1.2 mm to 1.5 mm x 1.5 mm; or of about 1.4 mm x 1 .4 mm.
- the head comprises tuft holes 38 which are positioned in a grid arrangement of columns (parallel to the bngifridinal axes X-X and Y-Y of the proximal section 16 and the distal section 18) and rows (perpendicular to the longitudinal axes X-X and Y-Y of the ptoximal section 16 and the distal section 18).
- the distance between the centres of tuft holes in successive rows is from 2.0 mm to 3.0 mm, from 2.2 mm to 2.8 mm, from 2.4 mm to 2.6 mm, or about 2.5 mm.
- the distance between the centres of tuft holes in successive columns on the distal section is from 2.0 mm to 3.0 mm, from
- the head includes a distal-most row 40 of tuft holes 38 and a pro imal-most row 42 of tuft holes 38, in which rows the tuft hole s are not aligned with the columns forme d by tuft holes of other rows .
- the tuft holes of the proximal- and distal- most lows 40, 42 are offset with respect to the columns.
- the centres of the tuft holes in the distal- most row 40 are spaced by a distance of from 0.5 mm to 1.5mm, from 0.8 mm to 1.3 mm, from 1 .2 mm to
- the centres of the tuft holes in the proximal- most low 42 are spaced by a distanc of from 0.5 mm to 1 .5mm, from 0.8 mm to 1.3 mm, from 1 .2 mm to 1 .3 mm, or about 1.10 mm from lines joining the centres of the tuft holes of the columns of the proximal section 16 from which the tuft holes of the proximal-most row are offset.
- the distance between the centres of the tuft holes in the distal-most row 40 and a line joining the centres of the tuft holes in the row adjacent to the distal-most row 40 is from 2.0 mm to 3.0 mm, fiom 2.2 mm to 2.8 mm, from 2.3 mm to 2.5 mm, or about 2.4 mm. In some embodiments, the distance between the centres of the tuft holes in the proximal- most row 42 and a line joining the centres of the tuft holes in the row adjacent to the proximal-most row 42 is from 2.0 mm to 3.0 mm, from 2.2 mm to 2.9 mm, from IS
- the distance between the centres of the tuft holes in the distal-most row 40 is from 1 .6 mm to 2.6 mm, from 1.8 mm to 2.5 mm, from 2.0 to 2.3 mm, or about 2.2 mm, and the distance between the centres of the tuft holes in the proximal-most row 42 is from 1.6 mm to 2.6 mm, from 1 .8 mm to 2.5 mm, from 2.0 to 2.3 mm, or about 2.2 mm.
- a height of the first plurality of cleaning elements 34 is equal to a height of the second plurality of cleaning elements 36.
- the at least one elastomeric cleaning element 26 has a height which is e qual to the he ight of the first and se cond pluralities of cle aning e lements 34, 36.
- the at least one elastomeric cleaning element 26 has a height which is less than the height of the first and second pluralitie s of cleaning ele ments 34, 36.
- head 10 further comprises a second face 32 located on an opposite side of the head 10 to the first face 14, the second face 32 comprising a tissue cleanser 44.
- the tissue cleanser comprises a plurality of nubs 46 for cleansing soft tissues of the mouth e.g. the insides of the cheeks and lips, and the tongue. The inclusion of the tissue cleanser 44 allows the oral care implement to provide thorough cleaning of the oral cavity, with cleansing of soft tissues as well as cleaning of the teeth.
- the tissue cleanser 42 comprises an elastomeric material.
- suitable elastomeric material which maybe used for the tissue cleanser 42 include, but are not limited to thermoplastic elastomer (TPE).
- the flexible bridge 20 comprises the elastomeric material and the tissue cleans r 42 is integral with the flexible bridge 20.
- the he ad 10 has a length of from 20 mm to 40 mm, from 25 mm to 35 mm, from 27 mm to 33 mm, or about 30 mm, or about 29 mm.
- the head 10 has a maximum width of from 5 mm to 15 mm, from 7 mm to 13 mm, from 9 mm to 12 mm, or about 11 mm.
- the distal section 18 has a maximum width of from 5 mm to 13 mm, from 7 mm to 12 mm, from S mm to 11 mm, or of about 9 mm.
- the proximal section 16 has a maximum width of from 5 mm to 15 mm, from 7 mm to 13 mm, from 9 mm to 12 mm, or about 1 1 mm. In some embodiments, the maximum width of the distal section 18 is less than the maximum width of the proximal section 16.
- the compact head (and particularly the compact size of the distal section 18) also assists in reaching of hard-to-reach areas of the mouth, such as the back teeth, particularly for users having a smaller oral cavity size than that for whi h many oral care implements are designed.
- the neck portion 24 has a maximum width of fiom 3 mm to 7 mm, from 4 mm to 6 mm, or of about 5 mm.
- the body portion 22 has a maximum width of from 9 mm to 15 mm, from 10 mm to 14 mm, from 1 1 mm to 13 mm, or of about 15 mm.
- the prese t invention provides an oral care implement comprising a head 10 and a handle 12, the head 10 comprising a first face 14 and a plurality of cleaning elements extending from the first face 14.
- the head 10 comprises a proximal section lo ⁇ adj cent to the handle 12 and a distal section 18 remote from the handle 12.
- the head 10 further comprises a flexible bridge 20 coupling the distal section IS to the proximal section 16 so that the distal section IS is fl xibly moveable relative to the proximal section IS.
- the plurality of cleaning elements comprises a first plurality of cleaning elements 34 extending from the proximal section 16, and a second plurality of cleaning elements 36 extending from the distal section IS, at least one of the first and second pluralities of cleaning elements comprising tapered bristles.
- the first plurality of cleaning elements 34 comprises tapered bristles.
- the second plurality of cleaning elements 36 comprises tapered bristles.
- both the first and second pluralities of cl aning elements 34, 36 comprise tapered bristles.
- the tapered bristles aie tufted in square tuft holes 3S have dimensions of 0.S mm x 0.S mm to 2.0 mm x 2.0 mm; of 1.0 mm x 1 .0 mm to 1.S mm x 1.8 mm; of 1 .2 mm x 1.2 mm to 1.5 mm x 1.5 mm; or of about 1 .4 mm x 1.4 mm.
- the head comprises tuft holes 38 which are positioned in a grid arrangement of columns (parallel to the bngitudinal axes X-X and Y-Y of the proximal section 16 and the distal section 18) and rows (perperidicular to the longitudinal axes X-X and Y-Y of the proximal section 16 and the distal section 18).
- the distance between the centres of tuft holes in successive rows is from 2.0 mm to 3.0 mm, from 2.2 mm to 2.8 mm, from 2.4 mm to 2.6 mm, or about 2.5 mm.
- the distance between the centres of tuft holes in successive columns on the distal section is from 2.0 mm to 3.0 mm, from 2.2 mm to 2.8 mm, from .4 mm to 2.6 mm, or about 2.5 mm
- the distanc e bet wee n the centres of tuft holes in successive columns on the proximal section is from 1.6 mm to 2.6 mm, from 1.8 mm to 25 mm, from 2.0 to 2.3 mm, or about 2.2 mm.
- the head includes a distal- most row 40 of tuft holes 38 and a proximal-most row 42 of tuft holes 38, in which ID ws the tuft holes are not aligned with the columns formed by tuft holes of other rows.
- the tuft holes of the proximal- and distal- most rows 40, 42 are offset with respect to the columns.
- the centres of the tuft holes in the distal-most row 40 are spaced by a distance of from 0.5 mm to 1 .5mm, from 0.8 mm to 1.3 mm, from 1.2 mm to 1 .3 mm, or about 1 .10 mm from a line joining the c ntres of the tuft holes of a column disposed on the longitudinal axis X-X of the distal section 18.
- the centres of the tuft holes in the proximal- most row 42 are spacedb a distance of from 0.5 mm to 1.5mm, from 0.8 mm to 1 .3 mm, from 1 .2 mm to 1 .3 mm, or about 1.10 mm from lines joining the centres of the tuft holes of the columns of the proximal section 16 from which the tuft holes of the proximal- most row are offset.
- the distance between the entres of the tuft holes in the distal-most row 40 and a line joining the centres of the tuft holes in the row adjacent to the distal-most row 40 is from 2.0 mm to 3.0 mm, from 2.2 mm to 2.8 mm, from 2.3 mm to 2.5 mm, or about 2.4 mm. In some embodiments, the distance between the centres of the tuft holes in the proximal-most row 42 and a line joining the centres of the tuft holes in the row adjacent to the proximal-most low 42 is from 2.0 mm to 3.0 mm, from 2.2 mm to 2.9 mm, from 2.4 mm to 2.8 mm, or about 2.6 mm.
- the distance between the centres of the tuft holes in the distal-most row 40 is from 1 .6 mm to 2.6 mm, from 1.8 mm to 2.5 mm, from 2.0 to 2.3 mm, or about 2.2 mm, and the distance betwee n the c entre s of the tuft holes in the proximal-most row 42 is from 1.6 mm to 2.6 mm, from 1.8 mm to 2.5 mm, from 2.0 to 2.3 mm, or about 2.2 mm.
- a height of the first plurality of cleaning elements 34 is equal to a height of the se cond plurality of cleaning elements 36.
- a bngitudinal axis X-X of the distal section 18 is tilted with respect to a tongihidinal axis Y-Y of the proximal section 16 by an angle a of from 8° to 15°, from 9 to 14°, from 10° to 1 °, or of about 1 °.
- the longitudinal axis X- X of the distal section IS is tilted by the above angle a with respect to the longitudinal axis Y-Y of the proximal section 16 wh n the oral care implem nt is in a stressless state i.e .
- the distal section IS can move with respect to the proximal se tion 16 upon application of force during use, but returns to its initial position with the axis X-X inclined by angle a with respect to the axis Y-Y once any applied force has been removed.
- the longitiidinal axis X-X of the distal se tion being tilted by angle a with respect to the bngiliidinal axis Y-Y of the proximal section 16 allows the head to fit to the curve of the teeth, and the flexible bridge allows the head to adapt to the contours of the teeth/ ooth surfac e .
- a longitudinal axis X-X of the distal section IS is substantially aligned with a bngitudinal axis Y-Y of the proximal section 16.
- the longitiidinal axis X-X of the distal section IS is substantially align d with the tongitudinal axis Y-Y of the proximal se tion 16 when the oral care implement is in a stressless state i.e. when no force is being applied to the implement in order to cause the distal section IS to move relative to the proximal se tion 16 (such as when the implement is not in use).
- the distal section IS can move with respect to the proximal section 16 upon application of force during use, but returns to its initial position with the axis X-X substantially aligned with the axis Y-Y once any applied force has been removed.
- the flexible bridge 20 further comprises at least one elastomeric cleaning element 26 extending from the first face 14, wherein the at least one elastomeric cleaning element 26 extends along the flexible bridge 20 in a direction perpendicular to the longitudinal axis of the head 10.
- the elastomeric cleaning element 26 acts to clean the teeth and polish the tooth surfaces.
- the at le st one elastomeric cleaning element 26 is an elastomeric wall.
- the elastomeric wall extends along the flexible bridge 20 in a straight, linear configuration.
- the elastomeric wall has a distal edge remote from the first face 14, the elastomeric wall comprising at l ast one notch 2S extending from the distal edge of the elastomeric wall towards the fiist face 14 of the head 10.
- the notch 2S ensures that the elastomeric cleaning wall is of the correct level of softness to provide acceptable mouthfeel to the consumer.
- the ekstomeric wall has a height measured from the first fac e 14 to the distal edge of the elastome ric wall, the le ast one notch 28 e xtending from the distal edge towards the first face 14 by a distance of from 5/8 to 7/8 of the height of the elastomeric wall. The further the notch 28 e tends from the distal edge of the elastomeric wall towards the first face, the greater the level of softness of the elastomeric wall.
- the at least one lastomeric cleaning element 26 has a height which is e qual to the he ight of the first and se cond pluralities of cle aning e lements 34, 36.
- the at least one elastomeric cleaning element 26 has a height which is less than the height of the first and second pluralitie s of cleaning ele ments 34, 3 .
- the flexible bridge 20 comprises an elastomeric material.
- Suitable elastomeric materials include, but are not limited to, thermoplastic elastomer.
- the at least one lastomeric cleaning element is integral with the elastomeric material of the flexible bridge 20.
- the proximal se tion 16 and the distal section 18 are formed from a rigid plastic or resin material.
- the rigid plastic or resin material comprises polypropylene.
- the flexible bridge 20 comprises a bridging section 30 formed from the rigid plastic or resin material, the bridging section 30 joining the proximal se tion 16 to the distal section 18.
- the presence of the bridging section 30 can pnjvide increased ease of manufacture, for example if the head is injection-molded then the bridging section allows the proximal section 16 and the distal section 18 to be formed integrally conn cted by the bridging section 30.
- a ratio of a depth E3 ⁇ 4 of the bridging section 30 at its narrowest point to a depth Dj of the proximal section 16 is from 1 :3 to 1 :7, from 1 :3.5 to 1 :6, or from 1 :4 to 1 :5, so that the distal section 18 is flexibly movable relative to the proximal section 16, despite being connected thereto by the bridging section 30.
- the de pth D j of the proximal section is from 4 mm to 6.5 mm, from 4.5 mm to 6 mm, or from 5 mm to 5.5 mm.
- the depth of the distal section 18 may e the same as the depth of the proximal section 1 .
- the bridging se ction 30 exte nds across an entire width of the head 10.
- the head 10 further compris s a se ond face 32 on an opposite side of the head 10 to the first face 14, and wherein the bridging section 30 is located between the first face 14 and the s ond face 32.
- a distance between the bridging section 30 and the first face 14 is greater than a distance between the bridging section 30 and the second face 32.
- the distance between the bridging section 30 and the first face 14 is from 2 to 4 times greater, from 2.5 to 3.5 times greater, or about 3 times greater than the distance between the bridging section 30 and the second face 32.
- the fle ible bridge 20 further comprises an elastomeric material surrounding the at least one bridging section 30.
- elastomeric materials include, but are not limited to thermoplastic elastomer.
- the at least one elastomeric cleaning element 26 is integral with the elastomeric material of the flexible bridge 20.
- head 10 further comprises a second face 32 located on an opposite side of the head 10 to the first face 14, the second face 32 comprising a tissue cleanser 44.
- the tissue cleanser comprises a plurality of nubs A6 for cleansing soft tissues of the mouth e.g. the insides of the cheeks and lips, and the tongue. The inclusion of the tissue cleanser 44 allows the oral care implement to provide thorough cleaning of the oral cavity, with cleansing of soft tissues as well as cleaning of the teeth.
- the tissue cleanser 42 comprises an elastomeric material.
- E amples of suitable elastomeric material which maybe used for the tissue cleanser 42 include, but are not limited to thermoplastic elastomer.
- the flexible bridge 20 comprises the elastomeric material and the tissue cleanser 42 is inte ral with the flexible bridge 20.
- the head 10 has a maximum width of from 5 mm to 15 mm, from 7 mm to 13 mm, from 9 mm to 12 mm, or about 11 mm.
- the distal section 15 has a maximum width of from 5 mm to 13 mm, from 7 mm to 12 mm, from S mm to 1 1 mm, or of about 9 mm.
- the proximal se ction 1 o " has a maximum width of from 5 mm to 15 mm, from 7 mm to 13 mm, from 9 mm to 12 mm, or about 11 mm.
- the maximum width of the distal section IS is less than the maximum width of the proximal se tion 16.
- the compact h ad (and particularly the compact size of the distal section IS) also assists in reaching of hard-to-reach ar as of the mouth, such as the back teeth, particularly for users having a smaller oral cavity size than that for which many oral care implements are designed.
- the distal section 1 S has a le ngth whic h is le ss than a length of the proximal section 16.
- the distal section IS has a length of from 9 mm to 13 mm, from 10 mm to 12.5 mm, from 11 mm to 12 mm or of about 1 1 .5 mm.
- the proximal section 16 has a length of from 14.5 mm to 17 mm, from 15 mm to
- the distal section IS has a length of from 11 mm to 12 mm and the proximal section 16 has a length of from 15 to 16 mm.
- the distal section IS is thus able to cover the surface of a single tooth, thus providing improved ease of reach of the oral care implement to the back teeth in the mouth, while the proximal section 16 ensures an acceptable total length of the head.
- the ratio of the length of the distal section IS to the length of the proximal section 16 is from 1 :3 to 1 : 1.2, from 1 :2.5 to 1 :1.25, from 1 :2 to 1 :1 .3 or about 1 :1 .3.
- the handle 12 includes a body portion 22, and a neck portion 24 connecting the head 10 to the body portion 22.
- a longitudinal axis Z-Z of the neck portion 24 is substantially aligned with a bngitudinal axis Y- Y of the proximal se ction 16 of the he ad 10.
- a bngitudinal axis A- A of the body portion 22 is tilted with respec t to a bngitudinal axis Z-Z of the neck portion by an angle G of from 5° b 15°, from 6° to 14°, from ta 1 °, from S° ta 12°, from 9° to l l 0 , or of about 10°.
- the proviston of this angle G betwe n the longitudinal axes of the body portion 22 and the neck 24 provid s an ergonomic handle which alb s the user to reach the back teeth more easily.
- the longitudinal axis X-X of the distal sectton IS is tilted with respect to a bngitiidinal axis Y-Y of the proximal section IS by an angle a of from S° to 15°, of from 9° to 14°, from 10° to 13°, or of about 13°
- the bngitudinal axis A-A of the body portion 22 is tilted with respect to a tongihidinal axis Z-Z of the neck portion by an angle ⁇ of from 5° to 15°, from 6 " ° to 14°, from 7° to 13°, from 8° to 12°, from 9° to 11°, or of about 10°.
- the body portion 22 comprises a thumb grip 52 located adjacent to the are of conne tion of the body portion 22 to the neck portion 24.
- the body portion 22 comprises the thumb grip 52 on one side thereof and a finger grip area 54 on an opposite side thereof, wherein the thumb grip 52 is located on the same side of the oral care implement as the first face 14 of the head 10.
- the thumb grip 52 maybe embossed/textured so as to provide an anti-slip are a for increased ease of gripping of the oral care implement by a use r. Where the thumb grip 52 is embossed or textured, this may also provide a massaging effect on the thumb of a user.
- the thumb grip 52 comprises an elastomeric material in order to provide a comfortable gripping area.
- the elastomeric material provides a gripping surface which is softer than the material (such as a rigid plastic or resin material e .g . polypropyle ne) from whic h the body portion and/or ne ck portion are formed.
- the neck portion 24 has a maximum width of from 3 mm to 7 mm, from 4 mm to 6 mm, or of about 5 mm
- the body portion 22 has a maximum width of from 9 mm to 15 mm, from 10 mm to 14 mm, from 1 1 mm to 13 mm, or of about 15 mm.
- the inventive aspects discussed above may be practiced for a manual toothbrush or a powered toothbrush.
- the previously described features may improve the control, performance, aesthetics and cost point of oral implements.
- Other constructions of toothbrush are possible.
- the head may be replaceable or interchangeable on the handle.
- the head may include various oral surface engaging elements, such as inter- proximal picks, brushes, flossing element plaque scrapper, tongue cleansers and soft tissue massages. While the various features of the toothbrush work together to achieve the advantages previously described, it is recognised that individual features and sub-combinations of these features can be used to obtain some of the aforementioned advantages without the necessity to adopt all of these features in an oral care implement.
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
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PCT/CN2013/087758 WO2015074267A1 (en) | 2013-11-25 | 2013-11-25 | Oral care implement |
EP13897693.1A EP3062657A4 (en) | 2013-11-25 | 2013-11-25 | Oral care implement |
RU2016120317A RU2016120317A (en) | 2013-11-25 | 2013-11-25 | ORAL CARE DEVICE |
MX2016006677A MX2016006677A (en) | 2013-11-25 | 2013-11-25 | Oral care implement. |
CN201380080823.3A CN105722428B (en) | 2013-11-25 | 2013-11-25 | Oral care implement |
AU2013405984A AU2013405984B2 (en) | 2013-11-25 | 2013-11-25 | Oral care implement |
US15/039,114 US20160353871A1 (en) | 2013-11-25 | 2013-11-25 | Oral care implement |
TW103137726A TW201531264A (en) | 2013-11-25 | 2014-10-31 | Oral care implement |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/CN2013/087758 WO2015074267A1 (en) | 2013-11-25 | 2013-11-25 | Oral care implement |
Publications (1)
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WO2015074267A1 true WO2015074267A1 (en) | 2015-05-28 |
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PCT/CN2013/087758 WO2015074267A1 (en) | 2013-11-25 | 2013-11-25 | Oral care implement |
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US (1) | US20160353871A1 (en) |
EP (1) | EP3062657A4 (en) |
CN (1) | CN105722428B (en) |
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MX (1) | MX2016006677A (en) |
RU (1) | RU2016120317A (en) |
TW (1) | TW201531264A (en) |
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Publication number | Priority date | Publication date | Assignee | Title |
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USD764176S1 (en) * | 2014-07-31 | 2016-08-23 | Colgate-Palmolive Company | Oral care implement |
USD764177S1 (en) * | 2014-07-31 | 2016-08-23 | Colgate-Palmolive Company | Oral care implement |
WO2017069764A1 (en) * | 2015-10-22 | 2017-04-27 | Colgate-Palmolive Company | Oral care implement and method of forming an oral care implement |
USD883677S1 (en) | 2018-12-13 | 2020-05-12 | Colgate-Palmolive Company | Toothbrush |
WO2020118602A1 (en) | 2018-12-13 | 2020-06-18 | Colgate-Palmolive Company | Oral care implement |
USD961269S1 (en) | 2020-07-31 | 2022-08-23 | Colgate-Palmolive Company | Oral care implement |
USD1024571S1 (en) | 2022-06-17 | 2024-04-30 | Colgate-Palmolive Company | Oral care implement |
USD1024572S1 (en) | 2022-06-24 | 2024-04-30 | Colgate-Palmolive Company | Oral care implement |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996002165A1 (en) * | 1994-07-13 | 1996-02-01 | The Procter & Gamble Company | Resiliently flexible bristle bearing head toothbrush |
WO1997007707A1 (en) * | 1995-08-25 | 1997-03-06 | Smithkline Beecham Consumer Healthcare Gmbh | Toothbrush |
WO1998058562A1 (en) | 1997-06-24 | 1998-12-30 | Colgate-Palmolive Company | Toothbrush having head with peel-resistant joint |
CN100473304C (en) | 2002-08-27 | 2009-04-01 | 高露洁-棕榄公司 | Toothbrush |
CN201468393U (en) * | 2009-07-24 | 2010-05-19 | 龙昌兄弟股份有限公司 | Interdental brush |
CN102160709A (en) * | 2011-05-03 | 2011-08-24 | 周良文 | Toothbrush with combined structure at brush head |
US20130019427A1 (en) | 2005-10-24 | 2013-01-24 | Colgate-Palmolive Company | Oral care implement having one or more moving pieces |
WO2013037085A1 (en) | 2011-09-14 | 2013-03-21 | Colgate-Palmolive Company | Toothrbush |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1860924A (en) * | 1931-05-18 | 1932-05-31 | Cooke Rupert George | Toothbrush |
US2438268A (en) * | 1946-06-03 | 1948-03-23 | Louis R Bressler | Flexible bristle head toothbrush |
US2650383A (en) * | 1952-03-07 | 1953-09-01 | Louis R Bressler | Toothbrush with a flexible head |
US2676350A (en) * | 1953-03-16 | 1954-04-27 | Stanley Home Products Inc | Toothbrush with a flexible head |
US3188672A (en) * | 1963-12-18 | 1965-06-15 | Johnson & Johnson | Brush |
US6178582B1 (en) * | 1992-03-25 | 2001-01-30 | Smithkline Beecham Consumer Healthcare Gmbh | Toothbrush comprising a resilient flex region |
US6219874B1 (en) * | 1994-07-13 | 2001-04-24 | The Procter & Gamble Co. | Resiliently flexible bristle bearing head toothbrush |
US5564150A (en) * | 1995-05-22 | 1996-10-15 | Ciccotelli; Stephen S. | Toothbrush |
US6996870B2 (en) * | 1995-12-29 | 2006-02-14 | Colgate-Palmolive Company | Contouring toothbrush head |
US5946759A (en) * | 1996-01-18 | 1999-09-07 | The Procter & Gamble Company | Brush head |
US7360270B2 (en) * | 2002-08-09 | 2008-04-22 | Colgate-Palmolive Company | Toothbrush |
US7614111B2 (en) * | 2002-08-09 | 2009-11-10 | Colgate-Palmolive Company | Oral care implement |
US7845042B2 (en) * | 2002-08-09 | 2010-12-07 | Colgate-Palmolive Company | Oral care implement |
US8151397B2 (en) * | 2002-08-09 | 2012-04-10 | Colgate-Palmolive Company | Oral care implement having flexibly supported cleaning elements extending in opposite directions |
US7047591B2 (en) * | 2002-09-20 | 2006-05-23 | Colgate-Palmolive Company | Oral care implement |
US20040158948A1 (en) * | 2003-02-13 | 2004-08-19 | Sander David R. | Household scrubbing brushes and methods of manufacture thereof |
GB0415871D0 (en) * | 2004-07-15 | 2004-08-18 | Glaxosmithkline Consumer Healt | Toothbrush |
WO2007016066A1 (en) * | 2005-07-27 | 2007-02-08 | Colgate-Palmolive Company | Oral care implement comprising an elastomeric polypropylene-ethylene copolymer |
US8056176B2 (en) * | 2007-01-25 | 2011-11-15 | The Procter & Gamble Company | Toothbrushes |
CN201356212Y (en) * | 2009-02-24 | 2009-12-09 | 好维股份有限公司 | Toothbrush |
CN201624281U (en) * | 2009-11-04 | 2010-11-10 | 韩信 | Magnetic toothbrush |
BR112013015975A2 (en) * | 2010-12-21 | 2018-06-05 | Colgate Palmolive Co | oral care instrument. |
CA2822142C (en) * | 2010-12-21 | 2016-10-18 | Colgate-Palmolive Company | Oral care implement |
KR101548839B1 (en) * | 2010-12-21 | 2015-08-31 | 콜게이트-파아므올리브캄파니 | Oral care implement |
KR20120100047A (en) * | 2011-03-02 | 2012-09-12 | 정용식 | Hole toothbrush |
ES2593132T3 (en) * | 2011-07-06 | 2016-12-05 | Braun Gmbh | Cleaning section for an electric oral hygiene device |
DE202011106118U1 (en) * | 2011-09-26 | 2011-11-25 | Gb Boucherie Nv | Brush, in particular toothbrush, with soft elastic element |
EP2918191B1 (en) * | 2014-03-11 | 2024-01-24 | The Procter & Gamble Company | Head for an oral care implement |
-
2013
- 2013-11-25 CN CN201380080823.3A patent/CN105722428B/en not_active Expired - Fee Related
- 2013-11-25 EP EP13897693.1A patent/EP3062657A4/en not_active Withdrawn
- 2013-11-25 AU AU2013405984A patent/AU2013405984B2/en not_active Ceased
- 2013-11-25 WO PCT/CN2013/087758 patent/WO2015074267A1/en active Application Filing
- 2013-11-25 MX MX2016006677A patent/MX2016006677A/en unknown
- 2013-11-25 RU RU2016120317A patent/RU2016120317A/en unknown
- 2013-11-25 US US15/039,114 patent/US20160353871A1/en not_active Abandoned
-
2014
- 2014-10-31 TW TW103137726A patent/TW201531264A/en unknown
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996002165A1 (en) * | 1994-07-13 | 1996-02-01 | The Procter & Gamble Company | Resiliently flexible bristle bearing head toothbrush |
WO1997007707A1 (en) * | 1995-08-25 | 1997-03-06 | Smithkline Beecham Consumer Healthcare Gmbh | Toothbrush |
WO1998058562A1 (en) | 1997-06-24 | 1998-12-30 | Colgate-Palmolive Company | Toothbrush having head with peel-resistant joint |
CN1111375C (en) * | 1997-06-24 | 2003-06-18 | 科尔加特·帕尔莫利弗公司 | Toothbrush having head with peel-resistant joint |
CN100473304C (en) | 2002-08-27 | 2009-04-01 | 高露洁-棕榄公司 | Toothbrush |
US20130019427A1 (en) | 2005-10-24 | 2013-01-24 | Colgate-Palmolive Company | Oral care implement having one or more moving pieces |
CN201468393U (en) * | 2009-07-24 | 2010-05-19 | 龙昌兄弟股份有限公司 | Interdental brush |
CN102160709A (en) * | 2011-05-03 | 2011-08-24 | 周良文 | Toothbrush with combined structure at brush head |
WO2013037085A1 (en) | 2011-09-14 | 2013-03-21 | Colgate-Palmolive Company | Toothrbush |
Non-Patent Citations (1)
Title |
---|
See also references of EP3062657A4 * |
Also Published As
Publication number | Publication date |
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AU2013405984A1 (en) | 2016-05-19 |
US20160353871A1 (en) | 2016-12-08 |
CN105722428A (en) | 2016-06-29 |
AU2013405984B2 (en) | 2017-03-02 |
TW201531264A (en) | 2015-08-16 |
EP3062657A1 (en) | 2016-09-07 |
CN105722428B (en) | 2018-07-27 |
EP3062657A4 (en) | 2017-06-28 |
MX2016006677A (en) | 2016-09-06 |
RU2016120317A (en) | 2018-01-09 |
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