WO2018088512A1 - Brosse à dents - Google Patents

Brosse à dents Download PDF

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Publication number
WO2018088512A1
WO2018088512A1 PCT/JP2017/040550 JP2017040550W WO2018088512A1 WO 2018088512 A1 WO2018088512 A1 WO 2018088512A1 JP 2017040550 W JP2017040550 W JP 2017040550W WO 2018088512 A1 WO2018088512 A1 WO 2018088512A1
Authority
WO
WIPO (PCT)
Prior art keywords
main body
toothbrush
body portion
holding member
elastic holding
Prior art date
Application number
PCT/JP2017/040550
Other languages
English (en)
Japanese (ja)
Inventor
将嗣 北原
Original Assignee
ライオン株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ライオン株式会社 filed Critical ライオン株式会社
Priority to CN201780069904.1A priority Critical patent/CN109982606B/zh
Priority to KR1020197000901A priority patent/KR102658490B1/ko
Publication of WO2018088512A1 publication Critical patent/WO2018088512A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B5/00—Brush bodies; Handles integral with brushware
    • A46B5/002—Brush bodies; Handles integral with brushware having articulations, joints or flexible portions
    • A46B5/0025—Brushes with elastically deformable heads that change shape during use
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B5/00—Brush bodies; Handles integral with brushware
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B5/00—Brush bodies; Handles integral with brushware
    • A46B5/002—Brush bodies; Handles integral with brushware having articulations, joints or flexible portions
    • A46B5/0025—Brushes with elastically deformable heads that change shape during use
    • A46B5/0029—Head made of soft plastics, rubber or rubber inserts in plastics matrix
    • 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

  • the present invention relates to a toothbrush.
  • This application claims priority on November 11, 2016 based on Japanese Patent Application No. 2016-220306 for which it applied to Japan, and uses the content here.
  • Patent Document 1 describes a toothbrush capable of adjusting the inclination of the head part by providing a “pressing part” capable of adjusting the deformation of the flocked part by itself in the operation of the toothbrush.
  • Patent Document 2 describes a toothbrush that controls a brushing pressure by torsional deformation of a connecting portion by providing a connecting portion that connects the handle portion and the neck portion.
  • JP 2016-64031 A Japanese Patent Laid-Open No. 10-215950
  • the neck portion is bent with respect to the handle portion by brushing by displacing the “connection portion” between the neck portion and the handle portion via the “pressing portion” and the “connecting portion”. It is a technology that controls pressure. Therefore, even in the case of an excessive operation pressure, the brushing pressure is controlled only by the above-described connection portion, and the displacement of the head portion with respect to the handle portion becomes large. When the displacement of the head part becomes larger than necessary, an appropriate brushing pressure cannot be obtained, and the operability may be unclear.
  • One aspect of the present invention has been made in view of the above-described problems of the prior art, and an object thereof is to provide a toothbrush capable of controlling the brushing pressure on teeth and having flexible operability.
  • the toothbrush includes a head portion that is disposed on a front end side and a hair bundle is planted on a flocked surface, a neck portion that extends to a rear end side of the head portion, and the head of the neck portion.
  • a handle portion extending to a rear end side opposite to the portion, the handle portion extending along the main body portion from the neck portion, and one end side of the main body portion At least a branch portion whose other end is connected to an end of the main body portion and an elastic holding member that integrally holds the main body portion and the branch portion. It is characterized by that.
  • the elastic holding member may be provided so as to fill a gap between the main body portion and the branch portion.
  • the main body portion and the branch portion may be covered with the elastic holding member.
  • the side surface of the main body portion and the inner surface of the branching portion facing the side surface are inclined with respect to each other. It is good also as the structure made into the inclined surface which goes to the width direction both sides as it goes to the said flocked surface side from the back side, and is mutually parallel.
  • the cross-sectional shape intersecting with the extending direction of the handle portion may have a substantially triangular shape with the flocked surface side as a bottom surface.
  • each branch part in the state which has the said branch part in the width direction both sides of the said main-body part, respectively, and the said elastic holding member is not provided, each branch part goes to the said neck part side Accordingly, it may be configured to extend in a direction away from the main body.
  • the elastic holding member may be formed of a softer resin than a resin that forms the main body portion and the branch portion.
  • FIG. 1B is a sectional view taken along line AA in FIG. 1A.
  • FIG. 2B is a sectional view taken along line BB in FIG. 2A.
  • Sectional drawing which shows the state before grasping the handle
  • FIG. Sectional drawing which shows a state when the handle
  • FIG. FIG. 4B is a sectional view taken along line AA in FIG. 4A.
  • FIG. FIG. 5B is a sectional view taken along line AA in FIG. 5A.
  • FIG. 5B is a sectional view taken along line EE in FIG. 5A.
  • FIG. 1A is a plan view of the toothbrush 1.
  • FIG. 1B is a side view of the toothbrush 1.
  • 1C is a cross-sectional view taken along line AA in FIG. 1A.
  • FIG. 2A is a plan view of the toothbrush body 10A.
  • FIG. 2B is a side view of the toothbrush body 10A.
  • 2C is a cross-sectional view taken along line BB in FIG. 2A.
  • the toothbrush 1 of the present embodiment includes a toothbrush body 10A constituting the framework of the toothbrush 1, an elastic holding member 12 that is softer than the toothbrush body 10A, and a plurality of bristle bundles 13. It consists of three main parts.
  • the toothbrush 1 is arranged at the front end of a hard toothbrush main body 10A, and a head portion 14 in which a plurality of hair bundles 13 of the bristles 13a are implanted, and a neck portion extended to the rear end side of the head portion 14. 15 and a handle portion 16 having an elastic holding member 12 that extends toward the rear end of the neck portion 15 (the end opposite to the end portion on the head portion 14 side) and is softer than the toothbrush body 10A, Is provided.
  • the toothbrush body 10A is integrally formed in a long shape as a whole, and is obtained, for example, by injection molding using a resin as a material.
  • the material of the toothbrush main body 10A include polypropylene resin (PP), polyacetal resin (POM), polystyrene resin (PS), polyethylene terephthalate resin (PET), polybutylene terephthalate resin (PBT), and acrylonitrile butadiene styrene resin (ABS). , Poreylate resin, polycarbonate resin, acrylonitrile styrene resin (AS), and the like. The above resins may be used alone or in combination of two or more.
  • the length of the toothbrush body 10A is not particularly limited, and is, for example, 100 to 200 mm.
  • the head portion 14 has a flocked surface 14a on one side in the thickness direction (hereinafter referred to as the upper surface side).
  • a plurality of flock holes 14b are formed on the flocked surface 14a, and a bundle of hairs 13a is planted in the flock hole 14b.
  • bristle bundle 13 is abbreviate
  • the rear end of the head portion 14 is arranged on the most rear end side when the distance from the outer edge of the flock hole 14b arranged on the most distal side to the tip of the head portion 14 is L1. It is defined at a position of a distance L1 from the outer edge of the flocking hole 14b to the rear end side. That is, as shown in FIG. 1A, the head portion 14 includes a range R that is separated from the outer edge of the flock hole 14b located at both ends in the length direction by a distance L1. The position on the rear end side of the range R is a boundary between the head portion 14 and the neck portion 15.
  • the length of the head portion 14 is not particularly limited, and is preferably 10 to 33 mm, and more preferably 12 to 28 mm, for example. If it is more than the said lower limit, the area which implants the hair
  • the width of the head portion 14, that is, the width parallel to the flocked surface 14a and perpendicular to the length direction of the handle portion 16 (hereinafter simply referred to as the width) is not particularly limited, and is preferably 5 to 16 mm, for example. 8 to 12 mm is more preferable.
  • the neck portion 15 extends in parallel with the flocked surface 14 a of the head portion 14.
  • the length of the neck portion 15 is not particularly limited, and is preferably 35 to 55 mm, and more preferably 40 to 50 mm, for example.
  • the width of the neck portion 15 is not particularly limited, and is preferably 3.0 to 5.0 mm, and more preferably 3.5 to 4.5 mm, for example.
  • the handle portion 16 extends in parallel with the flocked surface 14 a of the head portion 14.
  • the handle portion 16 of this embodiment includes a main body portion 16A continuous from the neck portion 15, a pair of branch portions 16B and 16B provided on both sides in the width direction of the main body portion 16A, a main body portion 16A and a pair of branch portions 16B, And an elastic holding member 12 that integrally holds 16B. Due to the elastic holding member 12, each of the branch portions 16B, 16B and the main body portion 16A extend in a straight line parallel to each other.
  • the main body portion 16A extends linearly from the neck portion 15 as shown in FIGS. 1A and 1B, and has the same width as the neck portion 15.
  • the cross-sectional shape of the main body portion 16A intersecting with the extending direction of the handle portion 16 has a substantially triangular shape with the surface 10a on the flocked surface 14a side as the bottom surface.
  • the side surfaces 16a and 16a on both sides in the width direction of the main body portion 16A are inclined surfaces extending in the width direction from the back surface 10b side to the front surface 10a side of the toothbrush main body 10A.
  • the pair of branch portions 16B and 16B extend along the main body portion 16A, and the base portion (the other end) 16c on the other end side is at the end of the main body portion 16A with the distal end 16d side spaced apart in the width direction of the main body portion 16A. Each is connected.
  • the pair of branch portions 16B and 16B are integrated with the main body portion 16A by the elastic holding member 12.
  • each of the branch portions 16B and 16B has a substantially trapezoidal cross section in the width direction.
  • the side surfaces 16b of the branch portions 16B and 16B are inclined surfaces that face the side surfaces 16a of the main body portion 16A and are inclined in the same inclination direction as the side surfaces 16a, and are parallel to each other.
  • the inner surfaces of these branch portions 16B and 16B are inclined toward both sides in the width direction as they go from the back surface 10b side to the surface 10a side of the toothbrush main body 10A.
  • the elastic holding member 12 is provided so as to fill the gaps S and S between the main body portion 16A and the branch portions 16B and 16B, and bonds the branch portions 16B and 16B to the main body portion 16A.
  • the elastic holding members 12 and 12 disposed in the gaps S and S are substantially V-shaped in a cross section in the width direction.
  • the material of the elastic holding member 12 it is preferable to use a resin material that is softer than the resin material that forms the main body portion 16A and the branch portions 16B and 16B, for example, a resin having a hardness of 40 to 80 is more preferable.
  • the material of the elastic holding member 12 is selected in consideration of the adhesiveness with the toothbrush main body 10A in addition to the hardness condition. For example, when the toothbrush main body 10 ⁇ / b> A is made of a polypropylene resin, it is preferable to use a styrene elastomer resin as the elastic holding member 12.
  • the toothbrush main body 10A of the present embodiment has a direction in which each of the branch portions 16B and 16B moves away from the main body portion 16A toward the neck portion 15 side. Each extends to. That is, each branch part 16B, 16B in the initial state without the elastic holding member 12 is inclined with respect to the extending direction of the main body part 16A, and the distal end 16d side is farthest from the main body part 16A.
  • the toothbrush body 10A of the present embodiment is obtained by injection molding using a mold, the inclined surface (side surface 16a and side surface) functions as a taper taper on each of the body portion 16A and the branch portions 16B and 16B.
  • the inclined surface functions as a taper taper on each of the body portion 16A and the branch portions 16B and 16B.
  • the branch portions 16B and 16B are formed with a substantially constant thickness in the extending direction, but the thickness on the side of the base portion 16c connected to the main body portion 16A is partially thin. May be.
  • the length of the handle portion 16 is not particularly limited, and is preferably 80 to 130 mm, and more preferably 90 to 120 mm, for example.
  • FIG. 3A is a cross-sectional view showing a state before the handle portion 16 of the toothbrush 1 is gripped.
  • FIG. 3B is a cross-sectional view showing a state when the handle portion 16 of the toothbrush 1 is gripped.
  • FIG. 3C is a cross-sectional view showing a state during brushing.
  • the toothbrush 1 of the present embodiment is configured such that when the handle portion 16 is gripped during use, a gripping force is applied from both sides in the width direction, and the shape of the handle portion 16 changes due to the flexibility of the elastic holding member 12.
  • the main body portion 16A of the handle portion 16 and the branch portions 16B and 16B are both configured in the same plane, and the surface 10a of the toothbrush main body 10A and Both the back surfaces 10b are flat surfaces.
  • the main body portion 16A of the handle portion 16 is deformed so as to protrude toward the surface 10a side with respect to the branch portions 16B and 16B on both sides by the gripping force.
  • the main body portion 16A has a triangular cross-sectional shape in the width direction, and the branch portions 16B and 16B are side surfaces 16b and 16b inclined in parallel with the side surfaces 16a and 16a of the main body portion 16A. have. Therefore, when the branch portions 16B and 16B approach each other due to the gripping force, the main body portion 16A is displaced by the side surfaces 16a and 16a of the branch portions 16B and 16B so as to be pushed out toward the surface 10a. Thereby, it inclines to the flocked surface 14a side from the neck part 15 of the toothbrush 1 to the head part 14, and changes to the inclination which is easy to polish the back side of a back tooth.
  • the position of the main body portion 16A that is, the position of the head portion 14 and the neck portion 15 can be returned to the original position.
  • the toothbrush 1 Since the toothbrush 1 forms a fulcrum through the flexible elastic holding member 12 filled in the gap S between the main body 16A and each of the branch parts 16B and 16B, the toothbrush 1 is displaced with the base part 16c serving as a connecting part as a base point.
  • the displacement of the main body portion 16A is controlled via a fulcrum.
  • the main body of the handle portion 16 connected to the head portion 14 and the neck portion 15 in the handle portion 16 due to the flexibility imparted to the handle portion 16.
  • the portion 16A is displaced with respect to the branch portions 16B and 16B, and an inclination toward the surface 10a can be given from the main body portion 16A to the neck portion 15 and the head portion 14 connected to the main body portion 16A. That is, by gripping the handle portion 16, it is possible to tilt the head portion 14 side together with the main body portion 16A, and it is easier to adjust the amount of bending than the configuration in which only the head portion 14 is bent.
  • the inclination of the head portion 14 from the main body portion 16 ⁇ / b> A to the head portion 14 can be adjusted by a gripping force with respect to the handle portion 16. This is advantageous when brushing the inside or back side of a tooth that is difficult to brush and the back of the back tooth. Brushing becomes easy and the teeth can be cleaned well because the hair reaches the parts that have been difficult to polish.
  • the toothbrush 1 of the present embodiment when used, when a force in a direction perpendicular to the flocked surface 14a is applied to the head portion 14, a portion from the head portion 14 to the main body portion 16A is pushed back to the back surface 10b side. It becomes. At this time, if the displacement of the head portion 14 toward the back surface 10b side (displacement of the main body portion 16A with respect to the branching portion 16B) becomes large, the brushing pressure for the teeth cannot be sufficiently obtained, and the cleaning property of the teeth decreases.
  • the branch portions 16B and 16B and the main body portion 16A are integrally formed with the elastic holding member 12 in each extending direction, and thus the head portion toward the back surface 10b side. 14 (displacement of the main body portion 16A with respect to the branching portion 16B), that is, the head portion 14 side is not excessively bent toward the back surface 10b side of the toothbrush 1, and an appropriate brushing pressure for the teeth can be obtained.
  • the toothbrush 1 that is easy to fit in the hand is obtained by increasing the tactile flexibility with respect to the handle portion 16.
  • the toothbrush 1 having a flexible operability can be provided by controlling the brushing angle and the brushing pressure with respect to the teeth by gripping the handle portion 16. .
  • FIG. 4A is a plan view of the toothbrush 20.
  • FIG. 4B is a side view of the toothbrush 20.
  • 4C is a cross-sectional view taken along line AA in FIG. 4A.
  • the toothbrush 20 in the second embodiment is configured to include a handle portion 26 having a wide finger pad portion 21, and has a shape with a bulge on the distal end side of the handle portion 26. It has become.
  • the finger rest part 21 has a substantially circular shape or an elliptical shape in a plan view viewed from the normal direction of the flocked surface 14a.
  • the finger rest part 21 includes a wide part 126 provided on the tip 26d side of the branch parts 26B and 26B located on both sides of the main body part 26A.
  • the wide portion 126 is curved so as to protrude outward in the width direction, and has a shape in which the width dimension gradually changes in the length direction of the toothbrush 20.
  • the maximum width dimension of the finger pad 21 is set to about 1.5 times the width dimension in the gripping region of the toothbrush 20.
  • the first side surface 26b1 of the branch portion 26B generally faces the side surface 26a of the main body portion 26A at a substantially constant interval.
  • the second side surface 26b2 of the branching portion 26B in the finger rest portion 21 is curved outward in the width direction, the distance from the side surface 26a of the main body portion 26A is partially different.
  • the amount of the resin of the elastic holding member 12 disposed between the main body portion 26A and the branching portion 26B is increased by the amount of the gap that is wider than other portions.
  • each branch portion 26B are also inclined in accordance with the inclination of both side surfaces 26a and 26a of the main body portion 26A having a triangular shape in cross section. Yes. Accordingly, by grasping the handle portion 26, the main body portion 26A can be displaced with respect to the branch portions 26B and 26B, and the head portion 14 side can be tilted together with the main body portion 26A. As a result, as in the above embodiment, the hair reaches the back of the back teeth that are difficult to polish, and the teeth can be cleaned well.
  • an excessive brushing pressure in the head portion 14 can be relieved and an appropriate brushing pressure can be obtained, so that the cleaning property is improved.
  • the finger rest part 21 is provided on the neck part 15 side of the handle part 26, it becomes harder to slip when the toothbrush 20 is gripped. Thereby, the toothbrush 20 can be held stably and firmly, and operativity improves.
  • FIG. 5A is a plan view of the toothbrush 30.
  • FIG. 5B is a side view of the toothbrush 30.
  • FIG. 5C is a cross-sectional view taken along the line DD of FIG. 5A.
  • FIG. 5D is a cross-sectional view taken along line EE of FIG. 5A.
  • the toothbrush 30 in the third embodiment is configured to include a toothbrush body 10A and an elastic holding member 12 that partially covers the outer surface of the toothbrush body 10A.
  • the handle portion 36 of the toothbrush 30 includes a main body portion 16A connected to the head portion 14 and the neck portion 15 in the toothbrush main body 10A, branch portions 16B and 16B on both sides thereof, the main body portion 16A, and the branch portions 16B and 16B.
  • the handle portion 36 includes a bulging portion 36A provided on the neck portion 15 side, a bulging portion 36B provided on the opposite side of the neck portion 15, and a constriction provided between the bulging portions 36A and 36B. 36C.
  • the outer contour of the handle portion 36 that is, the outer contour of the elastic holding member 12, is formed with smooth bulged portions 36 A and 36 B and a constricted portion 36 C.
  • the position of the constricted portion 36C in the length direction can be arbitrarily set.
  • the bulging portion 36B on the rear end side of the toothbrush 30 is longer than the bulging portion 36A on the neck portion 15 side, and functions as the finger pad portion 31 when the bulging portion 36A grips the toothbrush 30. To do.
  • the elastic holding member 12 covers the entire surface of the main body portion 16A and each of the branch portions 16B and 16B, and the outer shape thereof is formed with a thickness that is not reflected on the surface 33a of the elastic holding member 12.
  • the thickness of the elastic holding member 12 may be the same on the surface 10a side and the back surface 10b side, or may be different. For example, it is preferable to increase the thickness on the surface 10a side because a high fitting effect can be obtained.
  • the elastic holding member 12 can be made of the same material as the elastic holding member 12 described above.
  • the material and thickness dimension of the elastic holding member 12 are selected so as not to hinder the displacement of the main body portion 16A with respect to the branch portions 16B and 16B.
  • the front surface 36a and the back surface 36b of the handle portion 36 on the neck portion 15 side gradually expand outward from the neck portion 15 side toward the rear end side. It has changed.
  • the shape of the bulging portion 36A close to the neck portion 15 in the handle portion 36 is changed to a shape in which the thickness gradually changes from the neck portion 15 side, so that the displacement region of the head portion 14 and the handle The relationship between the gripping force on the portion 16 and the amount of displacement can be adjusted.
  • the entire main body 16A and each of the branch portions 16B and 16B are covered with an elastic holding member 12 made of a soft resin material. Therefore, the main body portion 16 ⁇ / b> A of the handle portion 36 is displaced together with the elastic holding member 12. The displacement of the main body portion 16A is transmitted to the user's hand through the holding member, and the gripping force can be adjusted by touch.
  • the head portion 14 is bent together with the main body portion 16A, so that the hair reaches the portion that is difficult to polish, such as when the back of the back teeth is polished. For this reason, brushing becomes easy and teeth can be cleaned well. Further, the flexibility of the elastic holding member 12 can relieve excessive brushing pressure and obtain an appropriate brushing pressure, so that the operability is good and the cleaning property is improved.
  • the thickness and shape of the elastic holding member 12 can be changed as appropriate, the thickness and shape of the handle portion 36 adapted to the hand of the user, such as an adult or a child, can be easily held even by a person with weak grip strength. , Operability and cleaning efficiency are improved.
  • gaps S and S between the main body portion 16A and the branch portions 16B and 16B are filled with the elastic holding member 12, only the main body portion 16A and at least a part of the branch portions 16B and 16B are covered. It may be configured.
  • the handle portion 16 may be provided with a finger contact portion.
  • it can be used as a finger pad by forming an unevenness or a concave shape on the surface of the main body portion 16A on the tip side (neck portion 15) side.
  • steering-wheel part 16 improves, and it becomes easy to operate the toothbrush 1.
  • the present invention can be applied to a toothbrush that can control the brushing pressure on the teeth and has flexible operability.

Landscapes

  • Brushes (AREA)

Abstract

L'objectif de la présente invention est de fournir une brosse à dents avec laquelle une pression de brossage peut être contrôlée, et qui a des caractéristiques de fonctionnement flexibles. La brosse à dents de la présente invention est pourvue d'une partie tête qui est disposée sur un côté d'extrémité distale et dans laquelle des faisceaux de poils sont implantés dans une surface d'implantation de poils, d'une partie col qui s'étend vers un côté d'extrémité arrière de la partie tête, et une partie poignée qui s'étend vers le côté d'extrémité arrière, sur le côté opposé de la partie col par rapport à la partie de tête, caractérisée en ce que la partie poignée comprend, au moins : une partie corps principal qui s'étend dans le prolongement de la partie col ; une partie ramification qui s'étend le long de la partie corps principal, un côté d'extrémité de celle-ci étant séparé de la partie corps principal dans la direction de la largeur et l'autre côté d'extrémité de celle-ci étant relié à une extrémité de la partie corps principal ; et un élément de maintien élastique qui maintient d'un seul tenant la partie corps principal et la partie ramification.
PCT/JP2017/040550 2016-11-11 2017-11-10 Brosse à dents WO2018088512A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201780069904.1A CN109982606B (zh) 2016-11-11 2017-11-10 牙刷
KR1020197000901A KR102658490B1 (ko) 2016-11-11 2017-11-10 칫솔

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016-220306 2016-11-11
JP2016220306A JP6789075B2 (ja) 2016-11-11 2016-11-11 歯ブラシ

Publications (1)

Publication Number Publication Date
WO2018088512A1 true WO2018088512A1 (fr) 2018-05-17

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Application Number Title Priority Date Filing Date
PCT/JP2017/040550 WO2018088512A1 (fr) 2016-11-11 2017-11-10 Brosse à dents

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JP (1) JP6789075B2 (fr)
KR (1) KR102658490B1 (fr)
CN (1) CN109982606B (fr)
WO (1) WO2018088512A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114007464B (zh) * 2019-06-28 2023-07-25 狮王株式会社 牙刷

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10215950A (ja) * 1997-02-03 1998-08-18 Lion Corp ブラッシング圧コントロール歯ブラシ
WO2008017996A2 (fr) * 2006-08-10 2008-02-14 Ponzini S.P.A. Brosse à dents dotée d'une tête capable de changer de direction en torsion

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201104024D0 (en) * 2011-03-09 2011-04-20 Glaxosmithkline Consumer Healt Novel device
EP2554353B1 (fr) * 2011-08-05 2017-06-07 Trisa Holding AG Procédé de fabrication d'une brosse à dents et brosse à dents
JP5879118B2 (ja) * 2011-12-19 2016-03-08 ライオン株式会社 歯ブラシ
JP6478384B2 (ja) 2014-09-25 2019-03-06 ライオン株式会社 歯ブラシ用ハンドル体及び歯ブラシ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10215950A (ja) * 1997-02-03 1998-08-18 Lion Corp ブラッシング圧コントロール歯ブラシ
WO2008017996A2 (fr) * 2006-08-10 2008-02-14 Ponzini S.P.A. Brosse à dents dotée d'une tête capable de changer de direction en torsion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114007464B (zh) * 2019-06-28 2023-07-25 狮王株式会社 牙刷

Also Published As

Publication number Publication date
KR102658490B1 (ko) 2024-04-18
JP2018075269A (ja) 2018-05-17
CN109982606A (zh) 2019-07-05
JP6789075B2 (ja) 2020-11-25
CN109982606B (zh) 2021-03-05
KR20190076946A (ko) 2019-07-02

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