WO2022103613A1 - Support pour instrument de soins buccaux, système d'instrument de soins buccaux le comprenant, et procédé associé - Google Patents

Support pour instrument de soins buccaux, système d'instrument de soins buccaux le comprenant, et procédé associé Download PDF

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Publication number
WO2022103613A1
WO2022103613A1 PCT/US2021/057530 US2021057530W WO2022103613A1 WO 2022103613 A1 WO2022103613 A1 WO 2022103613A1 US 2021057530 W US2021057530 W US 2021057530W WO 2022103613 A1 WO2022103613 A1 WO 2022103613A1
Authority
WO
WIPO (PCT)
Prior art keywords
stand
refill head
oral care
component
head component
Prior art date
Application number
PCT/US2021/057530
Other languages
English (en)
Inventor
Eduardo Jimenez
Bruce Cummings
Renee Marie Riethmiller
Original Assignee
Colgate-Palmolive Company
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 Colgate-Palmolive Company filed Critical Colgate-Palmolive Company
Priority to CN202180076818.XA priority Critical patent/CN116456864A/zh
Priority to EP21811686.1A priority patent/EP4243651A1/fr
Priority to US18/253,005 priority patent/US20230413990A1/en
Publication of WO2022103613A1 publication Critical patent/WO2022103613A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B17/00—Accessories for brushes
    • A46B17/02—Devices for holding brushes in use
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B5/00—Brush bodies; Handles integral with brushware
    • A46B5/0095—Removable or interchangeable brush heads
    • 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
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B17/00—Accessories for brushes
    • A46B17/08—Other accessories, e.g. scrapers, rubber buffers for preventing damage to furniture
    • 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 is directed to a stand for an oral care implement, an oral care system which includes an oral care implement and a stand, and a method of separating a refill head from a handle using a stand.
  • the stand may include a support feature for supporting the oral care implement in an upright orientation and an engagement feature for engaging the refill head while a user detaches the handle from the refill head.
  • the invention may be a stand for an oral care implement having a handle component and a refill head component detachably coupled to the handle component, the stand comprising: a support feature configured to support the oral care implement in an upright orientation when the stand is positioned on a horizontal surface; and an engagement feature configured to engage the refill head component so that upon a user applying a force to the handle component, the refill head component detaches from the handle component.
  • the invention may be an oral care system comprising an oral care implement and a stand as noted above.
  • the invention may be a method of separating a refill head component from a handle component of an oral care implement, the method comprising: a) removing the oral care implement from a stand supporting the oral care implement in an upright position, the refill head component detachably coupled to the handle component; b) engaging the stand with the refill head component; and c) applying a pulling force to the handle component until the refill head component detaches from the handle component.
  • FIG. 1 is a perspective view of an oral care system that includes an oral care implement and a stand;
  • FIG. 2 is a bottom perspective view of the stand of FIG. 1;
  • FIG. 3 is a front view of the stand of FIG. 1;
  • FIG. 4 is a top plan view of the stand of FIG. 1;
  • FIG. 5 is a perspective view of the oral care system of FIG. 1 with the oral care implement being supported by the stand in an upright orientation;
  • FIG. 6 is a partial cross-sectional view taken along line VI- VI of FIG. 5
  • FIG. 7 is a perspective view of the oral care system of FIG. 1 illustrating the oral care implement being detached from the stand;
  • FIG. 8 is a perspective view of the oral care system of FIG. 1 illustrating a refill head component of the oral care implement positioned in a horizontal position and being engaged by an engagement feature of the stand;
  • FIG. 9 is a perspective view of the oral care system of FIG. 8 whereby a force is applied onto a handle component of the oral care implement to detach the refill head component from the handle component; and [0018] FIG. 10 is a perspective view of a stand in accordance with an alternative embodiment of the present invention.
  • the oral care system 1000 generally comprises an oral care implement 100 and a stand 200. As will be described herein, the stand 200 is configured to support the oral care implement 100 in an upright orientation when the oral care implement 100 is not being used and in a horizontal orientation for purposes which will become apparent from the description below.
  • the oral care implement 100 generally comprises a handle component 110 and a refill head component 120.
  • the refill head component 120 is detachable from the handle component 110 (see, for example, FIG. 9) so that the refill head component 120 can be replaced and the new replacement refill head component can be attached to the handle component 110 for use.
  • the exact manner of attachment between the refill head component 120 and the handle component 110 is not to be limiting of the present invention in all embodiments, and this may include mechanical connection features, friction fit, snap fit, detents/recesses, interlocking engagement features, threaded engagement, locking tabs, locking members, or the like.
  • the engagement features of the refill head component 120 and the handle component 110 can take on any structure or configuration so long as the refill head component 120 can be affixed to the handle component 110 and remain attached during a toothbrushing regimen while enabling the refill head component 120 to be detached from the handle component 110 when desired. It should be ensured that the refill head component 120 does not become detached from the handle component 110 during normal use of the oral care implement 100.
  • the oral care implement 100 is a manual toothbrush.
  • the oral care implementlOO may be a powered toothbrush in other embodiments.
  • the oral care implement 100 may be other hygienic tools for treating the oral cavity such as a tongue scraper, a gum and soft tissue cleanser, a water pick, an interdental device, a tooth polisher, a specially designed ansate implement having tooth engaging elements, or any other type of implement that is commonly used for oral care.
  • the oral care implement 100 may be a personal care implement instead of an oral care implement.
  • the handle component 110 forms the part of the oral care implement 100 that is gripped by a user during a toothbrushing session.
  • the handle component 110 may have various contours that are designed to enhance user comfort.
  • the handle component 110 may be formed entirely from a rigid material such as wood, plastic, metal, or the like, or the handle component 110 may comprise a base formed from a rigid material and a grip formed from an elastomeric material such as a thermoplastic elastomer, a thermoplastic polyurethane, or other rubber-like elastic materials.
  • the thickness, diameter, width, and contours of the handle component 110 may be modified from that which is shown in the drawings to enhance user comfort and different styles of oral care implements 100 may be used with the stand 200 as part of the system 1000 described herein.
  • the refill head component 120 comprises a sleeve portion 121 which is designed to facilitate the coupling between the handle component 110 and the refill head component 120 and a head portion 122. Furthermore, in the exemplified embodiment the oral care implement 100 is a toothbrush. Thus, the refill head component 120 comprises a plurality of tooth cleaning elements 123 extending from the head portion 122.
  • the plurality of tooth cleaning elements 123 may comprise bristle tufts, filament bristles, fiber bristles, nylon bristles, polybutylene terephthalate (PBT) bristles, spiral bristles, rubber bristles, elastomeric protrusions, flexible polymer protrusions, lamella, combinations thereof, and/or structures containing such materials or combinations. Any combination of these elements may be used to form one or more of the tooth cleaning elements 123 in some embodiments. Furthermore, where bristles are used for one or more of the tooth cleaning elements 123, such bristles can be tapered, end-rounded, spiral, or the like.
  • the tooth cleaning elements 123 may be coupled to the head portion 122 using any known techniques such as staples, anchor-free tufting, in-mold tufting, PTT, injection molding, or the like.
  • the plurality of tooth cleaning elements 123 are arranged in a tooth cleaning element field 124.
  • the stand 200 comprises a body 210 that comprises an upstanding wall 211 that extends from a bottom end 212 to a top end 213.
  • the upstanding wall 211 is an annular wall.
  • the upstanding wall 211 has a round or circular transverse cross-sectional shape, although this shape may be modified in other embodiments.
  • the stand 200 comprises a support feature 201 that is configured to support the oral care implement 100 in an upright orientation when the stand 200 is positioned on a horizontal surface and an engagement feature 202 which is configured to engage the refill head component 120 to assist a user in detaching the refill head component 120 from the handle component 110.
  • the support and engagement features 201, 202 will be described in greater detail below.
  • the top end 213 of the upstanding wall 211 is planar. Moreover, the top end 213 of the upstanding wall 211 is aligned on a plane that is oriented horizontally. In other embodiments, the top end 213 of the upstanding wall 211 may be aligned on a plane which is oriented at an angle relative to the horizontal. In still other embodiments, the top end 213 of the upstanding wall 211 may be wavy such that it may not be planar in all embodiments.
  • the upstanding wall 211 may be formed from a variety of different materials, including plastic, wood, metal, a hard rubber, or combinations thereof.
  • the upstanding wall 211 should be sufficiently rigid that a user applying a downward force thereon will not cause the upstanding wall 211 to collapse. While some flexibility or movement of the upstanding wall 211 may be permissible and will not negate the functions of the stand 200 described herein, significant flexibility in the upstanding wall 211 may make it unable to perform its support and engagement functions as described herein.
  • an entirety of the body 210 is formed from an elastomeric gripping material. In other embodiments, portions of the body 210 are formed from an elastomeric gripping material.
  • the body 210 may comprise an inner layer formed from a rigid plastic and an outer layer formed from an elastomeric material in some embodiments. Thus, variations in the material are possible within the scope of the invention set forth herein.
  • the stand 200 may be weighted. That is, either the material used to form the stand 200 may be weighted, or the stand 200 may include a pocket region within which weighted materials can be placed to weight the stand 200. Weighting the stand 200 helps to keep it in its upright orientation during all uses thereof as described herein.
  • the body 210 comprises a bottom surface 214 at the bottom end 212.
  • the bottom surface 214 is preferably formed from a rubber or elastomeric material. Alternatively or additionally, one or more rubber or elastomeric pads may be affixed to the bottom surface 214 of the body 210.
  • the purpose of using rubber for or along the bottom surface 214 is to ensure that the stand 200 remains in contact with the horizontal support surface and does not slide therealong during a refill head component 120 removal process, as described in greater detail below with reference to FIGS. 8 and 9.
  • the upstanding wall 211 of the body 210 comprises an outer surface 215 and an inner surface 216 opposite the outer surface 215.
  • the inner surface 216 defines and surrounds a depression 217 having an open top end 218 at the top end 213 of the upstanding wall 211.
  • the depression 217 is a cavity that is formed into the body 210 and which extends from a floor 219 (see FIG. 6) to the open top end 218.
  • the depression 217 extends from the floor 219 to the open top end 218 along a central axis A-A.
  • the support feature 201 noted above comprises the depression 217.
  • the depression 217 is configured (i.e., sized and shaped) to receive a portion of the handle component 110 of the oral care implement 100 to support the oral care implement 100 in an upright orientation when the stand 200 is positioned on a horizontal surface.
  • the stand 200 also comprises the engagement feature 202, which in the exemplified embodiment comprises a first recess 220 in the top edge 213 of the upstanding wall 211 of the body 210 and a second recess 221 in the top edge 213 of the upstanding wall 211 of the body 210.
  • the engagement feature 202 may comprise a single recess in some embodiments.
  • the engagement feature 202 may comprise a separate feature which extends from the top end 213 of the upstanding wall 211 and defines a notch or recess within which portions of the refill head component 120 may be received.
  • the engagement feature 202 is not limited to the exact structural embodiment as shown and modifications may fall within the scope of the claimed invention.
  • the first and second recesses 220, 221 are notches that extend downwardly from the top edge 213 of the upstanding wall 211.
  • Each of the first and second recesses 220, 221 is defined by an arcuate shaped floor 222 in the exemplified embodiment.
  • the floor may be square, rectangular, triangular, or the like.
  • the recesses 220, 221 are identical in the exemplified embodiment, but need not be in all embodiments.
  • the recesses 220, 221 may have different depths, widths, heights, or the like in various other embodiments so long as they are configured to receive different portions of the refill head component 120 as described herein below.
  • a width W1 of the recesses 220, 221 should be sufficiently sized so that a portion of the refill head component 120 can be received therein.
  • the first and second recesses 120, 121 are aligned with one another along an axis B-B that is orthogonal to the central axis A-A of the depression 217.
  • the stand 200 has an outer diameter OD measured along the top end 213 of the upstanding wall 211 between the first and second recesses 120, 121.
  • the outer diameter OD is measured from the outer surface 215 of the upstanding wall 211 and thus includes the diameter of the depression 217 and the thickness of the upstanding wall times two. A relationship between the outer diameter OD and a length of a portion of the refill head component 120 will be discussed below.
  • the bottom surface 214 of the body 210 of the stand 200 is oriented orthogonal to the central axis A-A of the depression 217. This allows the stand 200 to be positioned upright on a horizontal surface (e.g., a table, countertop, sink surface, or the like) such that the bottom surface 214 of the stand 210 is in contact with the horizontal surface and the central axis A-A extends vertically and perpendicular to the horizontal surface.
  • a horizontal surface e.g., a table, countertop, sink surface, or the like
  • FIG. 10 illustrates a stand 200a comprising a body 210a comprising an upstanding wall 211a which is cylindrical.
  • the stand 200a of FIG. 10 also comprises a flange structure 230a attached to the bottom end of the body 210a.
  • the flange structure 230a extends radially outward from the upstanding wall 211a to provide additional support to keep the stand 200a upright when positioned on a horizontal surface.
  • the stand 200a is identical to the stand 200 and the details of the stand 200 described above are applicable to the stand 200a.
  • the oral care system 1000 is illustrated with the oral care implement 100 being supported within the depression 217 of the support feature 201 of the stand 200. Specifically, a bottom portion 115 of the handle component 110 nests within the depression
  • the bottom portion 115 of the handle component 110 nests tightly within the depression 217 such that the inner surface 216 of the upstanding wall 211 is in direct contact with an outer surface of the handle portion 110 along the bottom portion 115 of the handle component 110.
  • This direct contact between the inner surface 216 of the upstanding wall 211 and the outer surface of the handle portion 110 ensures that the oral care implement 100 is maintained in the upright orientation as shown in FIGS. 5 and 6.
  • the body 210 may be formed from an elastomeric gripping material.
  • the body 210 may flex outwardly and apply an inward force onto the bottom portion 115 of the handle portion 110 to hold the handle portion 110 tightly in place.
  • the body 210 may be formed of a compressible material in some embodiments. As shown in FIG. 6, the bottom surface 214 of the stand 210 rests atop of a horizontal support surface 10 and the stand 210 holds the oral care implement 100 in the upright orientation.
  • the bottom portion 115 of the handle portion 110 may nest within the depression 217 of the stand 200 with a proximal-most end 116 of the handle component 110 (which also forms a proximal- most end of the oral care implement 100) resting atop and in direct contact with the floor 219 of the depression 217.
  • the refill head component 120 extends from a proximal end 130 to a distal end 131.
  • the proximal end 130 of the refill head component 120 is the end that is adjacent to the handle component 110 and the distal end 131 of the refill component 120 is the end furthest from the handle component 110 and which also forms the distal end of the oral care implement 100.
  • the tooth cleaning elements 123 are arranged in a cleaning element field 124.
  • the cleaning element field 124 extends from a proximal end 125 to a distal end 126.
  • the proximal end 125 of the cleaning element field 124 is the portion of the cleaning element field 124 that is closest to the proximal end 130 of the refill head component 120.
  • the distal end 126 of the cleaning element field 124 is the portion of the cleaning element field 124 that is closest to the distal end 131 of the refill head component 120.
  • the refill head component 120 comprises a length LI measured from the proximal end 130 of the refill head component 120 to the proximal end 125 of the cleaning element field 124.
  • the length LI of the refill head component 120 from the proximal end 130 to the cleaning element field 124 is greater than the outer diameter OD of the stand 200 measured along the top end 213 of the upstanding wall 211 of the stand 200.
  • FIG. 7 illustrates the oral care implement 100 being removed from the depression 217 of the stand 200.
  • the oral care implement 100 is nesting within the depression 217 of the stand 200 as shown in FIG. 5, a user will have to pull the oral care implement 100 relative to the stand 200 to remove the oral care implement 100 from the depression 217 of the stand 200.
  • a user may need to apply a certain degree of force onto the oral care implement 100 relative to the stand 200 to achieve the separation shown in FIG. 7.
  • no such compression forces may be applied by the body 210 onto the oral care implement 100 and a user can remove the oral care implement 100 from the depression 217 of the stand 200 simply by lifting upwardly on the oral care implement 100 in the direction of the arrow X.
  • the oral care implement 100 is positioned so that the refill head component 120 nests within the first and second recesses 220, 221 of the engagement feature 202 of the stand 200.
  • a user will orient the oral care implement 100 horizontally and then translate the oral care implement 100 downwardly until a portion of the refill head component 120 adjacent to the handle component 110 nests within the first recess 220 and a portion of the refill head component 120 adjacent to the cleaning element field 124 nests within the second recess 221.
  • the first and second recesses 220, 221 should have a width or dimension that is sufficient so that the portions of the refill head component 120 can fit and nest therein as shown in FIG. 8.
  • the oral care implement 100 may not rest horizontally in the position shown in FIG. 8 on its own without the continued application of a force Z onto the refill head component 120 in the direction of the stand 200. Specifically, because greater than half of the weight of the oral care implement 100 is likely to be in the handle component 110, if a user were to stop applying the force Z onto the refill head component 120 the oral care implement 100 would pivot such that the bottom portion 115 of the handle component 100 moves towards the floor, which would remove the refill head component 120 from the first and second recesses 220, 221.
  • the oral care implement 100 When the oral care implement 100 is supported by the engagement feature 202 (which comprises the first and second recesses 220, 221 in the exemplified embodiment), the oral care implement 100 is in a horizontal orientation. In particular, a longitudinal axis C-C of the oral care implement 100 is oriented orthogonal or perpendicular to the central axis A- A of the depression 217 of the stand 200.
  • the stand 200 should be formed from a material that is sufficiently rigid such that it substantially maintains its shape and integrity even when the force Z is applied onto the refill head component 120 with the refill head component 120 nesting within the first and second recesses 220, 221.
  • the refill head component 120 comprises a length LI measured from the proximal end 130 of the refill head component 120 to the proximal end 125 of the cleaning element field 124 formed by the plurality of tooth cleaning elements 123.
  • the stand 200 has an outer diameter OD measured along the top end 213 of the stand 200. The length LI is greater than the outer diameter OD. This is important because it ensures that while portions of the oral care refill head 120 nest within the first and second recesses 220, 221 of the stand, the plurality of tooth cleaning elements 123 are positioned outside of the boundary of the stand 200.
  • a proximal portion 135 of the refill head component 120 and a distal portion 136 of the refill head component 120 protrude from the outer surface 215 of the body 210 of the stand 200.
  • a pulling force Y is applied onto the handle component 110 to detach the refill head component 120 and the handle component 110 from one another.
  • the force Z creates a pressurized contact between the refill head component 120 and the stand 200.
  • the handle component 110 will detach from the refill head component 120.
  • the pressurized contact is achieved by applying a pressing force (i.e., the force Z) in a first direction and the pulling force Y is achieved by pulling the handle component 110 in a second directly that is orthogonal to the first direction.
  • the refill head component 120 may be de-nested from the first and second recesses 220, 221 by pulling the refill head component 120 away from the stand 200 and the handle component 110 may be positioned back into the depression 217 in the stand 200, if so desired.
  • FIG. 9 illustrates the handle component 110 which includes a gripping portion 116 and a stem portion 117.
  • the stem portion 117 is the portion which engages the refill head component 120 when the handle and refill head components 110, 120 are coupled together.
  • the stem portion 117 may include a coupling feature 118 to facilitate this coupling between the refill head component 120 and the handle component 110.
  • the coupling feature 118 is a protuberance in this embodiment, but the invention should not be limited as such, as noted above.
  • a user will apply the pressing force Z onto the refill head component 120 while applying the pulling force Y onto the handle component 110 to separate the refill head component 120 from the handle component 110.
  • the pressing force Z onto the refill head component 120 it can be ensured that the stand 200 does not move or slide along the horizontal support surface during this process.
  • the bottom surface 214 of the stand 200 out of an elastomeric material or including rubber pads thereon, this will also prevent the stand 200 from sliding during the removal process.
  • the bottom surface 214 of the stand 200 may include a suction cup, temporary adhesive, static cling vinyl material, or the like to assist in preventing the stand 200 from sliding along the horizontal support surface while the refill head component 120 is being removed from the handle component 110.

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  • Brushes (AREA)

Abstract

L'invention concerne un support pour un instrument de soins buccaux, un système de soins buccaux qui inclut un instrument de soins buccaux et un support, et un procédé de séparation d'une tête de recharge d'un manche à l'aide d'un support. Le support peut comprendre un élément de support pour supporter l'instrument de soins buccaux dans une orientation verticale et un élément de mise en prise pour venir en prise avec la tête de recharge pendant qu'un utilisateur détache le manche de la tête de recharge. L'élément de support peut être un creux ou une cavité formé(e) dans le support, et l'élément de mise en prise peut être un(e) ou plusieurs évidements ou encoches formé(e)s dans un bord supérieur du support.
PCT/US2021/057530 2020-11-16 2021-11-01 Support pour instrument de soins buccaux, système d'instrument de soins buccaux le comprenant, et procédé associé WO2022103613A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN202180076818.XA CN116456864A (zh) 2020-11-16 2021-11-01 用于口腔护理器具的台座、包括该台座的口腔护理器具系统以及相关方法
EP21811686.1A EP4243651A1 (fr) 2020-11-16 2021-11-01 Support pour instrument de soins buccaux, système d'instrument de soins buccaux le comprenant, et procédé associé
US18/253,005 US20230413990A1 (en) 2020-11-16 2021-11-01 Stand for an Oral Care Implement, Oral Care Implement System Including the Same, and Related Method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202063114107P 2020-11-16 2020-11-16
US63/114,107 2020-11-16

Publications (1)

Publication Number Publication Date
WO2022103613A1 true WO2022103613A1 (fr) 2022-05-19

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ID=78725730

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2021/057530 WO2022103613A1 (fr) 2020-11-16 2021-11-01 Support pour instrument de soins buccaux, système d'instrument de soins buccaux le comprenant, et procédé associé

Country Status (4)

Country Link
US (1) US20230413990A1 (fr)
EP (1) EP4243651A1 (fr)
CN (1) CN116456864A (fr)
WO (1) WO2022103613A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2269090A (en) * 1992-07-14 1994-02-02 Christopher Firth Hand-held devices for mouth hygiene
EP3175753A1 (fr) * 2015-12-04 2017-06-07 Carrera Brands Limited Support de brosse à dents
DE202018004059U1 (de) * 2018-09-03 2018-09-26 Christian Marx Aufbewahrungsvorrichtung für elektrische Zahnbürsten sowie deren Ladegerät, deren Elnzel-Bürstenköpfe und Zahnpastatuben

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2269090A (en) * 1992-07-14 1994-02-02 Christopher Firth Hand-held devices for mouth hygiene
EP3175753A1 (fr) * 2015-12-04 2017-06-07 Carrera Brands Limited Support de brosse à dents
DE202018004059U1 (de) * 2018-09-03 2018-09-26 Christian Marx Aufbewahrungsvorrichtung für elektrische Zahnbürsten sowie deren Ladegerät, deren Elnzel-Bürstenköpfe und Zahnpastatuben

Also Published As

Publication number Publication date
US20230413990A1 (en) 2023-12-28
EP4243651A1 (fr) 2023-09-20
CN116456864A (zh) 2023-07-18

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