CN101480296B - Toothbrush - Google Patents

Toothbrush Download PDF

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Publication number
CN101480296B
CN101480296B CN2009100063315A CN200910006331A CN101480296B CN 101480296 B CN101480296 B CN 101480296B CN 2009100063315 A CN2009100063315 A CN 2009100063315A CN 200910006331 A CN200910006331 A CN 200910006331A CN 101480296 B CN101480296 B CN 101480296B
Authority
CN
China
Prior art keywords
cleaning
cleaning device
tooth
brush
toothbrush
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2009100063315A
Other languages
Chinese (zh)
Other versions
CN101480296A (en
Inventor
D·J·霍尔贝因
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Colgate Palmolive Co
Original Assignee
Colgate Palmolive Co
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
Priority claimed from US29/189,729 external-priority patent/USD517812S1/en
Priority claimed from PCT/US2003/029497 external-priority patent/WO2004026162A2/en
Priority claimed from PCT/US2003/030633 external-priority patent/WO2004028235A2/en
Application filed by Colgate Palmolive Co filed Critical Colgate Palmolive Co
Publication of CN101480296A publication Critical patent/CN101480296A/en
Application granted granted Critical
Publication of CN101480296B publication Critical patent/CN101480296B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B9/00—Arrangements of the bristles in the brush body
    • A46B9/06—Arrangement of mixed bristles or tufts of bristles, e.g. wire, fibre, rubber
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B5/00—Brush bodies; Handles integral with brushware
    • A46B5/02—Brush bodies; Handles integral with brushware specially shaped for holding by the hand
    • A46B5/026—Grips or handles having a nonslip section
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B15/00—Other brushes; Brushes with additional arrangements
    • A46B15/0055—Brushes combined with other articles normally separate from the brushing process, e.g. combs, razors, mirrors
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B15/00—Other brushes; Brushes with additional arrangements
    • A46B15/0055—Brushes combined with other articles normally separate from the brushing process, e.g. combs, razors, mirrors
    • A46B15/0081—Brushes with a scraper, e.g. tongue scraper
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B5/00—Brush bodies; Handles integral with brushware
    • A46B5/02—Brush bodies; Handles integral with brushware specially shaped for holding by the hand
    • 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
    • A46B9/028—Bristle profile, the end of the bristle defining a surface other than a single plane or deviating from a simple geometric form, e.g. cylinder, sphere or cone
    • 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
    • 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

Abstract

A toothbrush includes a head and a plurality of tooth cleaning elements for enhanced cleaning of the teeth. The tooth cleaning elements include cleaning elements that define a loop arrangement for better retention of the dentifrice, a central cleaning element disposed within the loop, two opposin g arcuate cleaning elements disposed on opposite sides of the loop, peripheral cleaning element with a stepped and tapered construction, elongate distal cleaning elements, and proximal cleaning elements.

Description

A kind of toothbrush
The application is that the PCT application number is the dividing an application for the application for a patent for invention of " a kind of toothbrush " that PCT/US2004/019851 (its application number that gets into country's stage is 200480017045.4), the applying date be on June 18th, 2004, denomination of invention.
Technical field
The present invention relates to a kind of toothbrush, it has the cleaning brush of reinforcement.
Background technology
Toothbrush is through coming cleaning teeth from dental surface removing dental plaque and residue.Conventional toothbrushes is provided with the bristle edging on plane, has so just limited the ability of its suitable tooth curved surface, is difficult to get between interdental tooth the district and removes dental plaque and residue and clear up along gum line.In addition, such toothbrush only has the ability that limited maintenance tooth powder or toothpaste carry out cleaning of teeth.In the process of brushing teeth, tooth powder or toothpaste slide through bristle tuft usually, break away from bristle and interdental contact zone.Consequently, tooth powder or toothpaste are dispersed in the oral cavity usually, rather than focus on the contact zone of bristle and tooth.Therefore, the efficient of cleaning course reduces.
Summary of the invention
The present invention relates to a kind of toothbrush, it has novel cleaning device arranges, and the cleaning of teeth of reinforcement can be provided.
In one aspect of the invention, toothbrush comprises: handle; Brush is connected to said handle; With, a plurality of tooth cleaning members that extend from said brush.Said tooth cleaning member comprises a pair of arc cleaning device, has concave surface that faces one another and the center cleaning device that is provided with in about center of arc cleaning device.
In another aspect of this invention, toothbrush comprises: handle; Be connected to the brush of said handle, it comprises longitudinal axis, matrix surface and a pair of opposed side edges; With, from the outward extending a plurality of tooth cleaning members of said matrix surface.Said a plurality of tooth cleaning member comprises inner tooth cleaning member; With at least one group of periphery tooth cleaning member; Said side along said brush; Each said peripheral tooth cleaning member surpasses cleaning inside spare from the distance that said matrix surface extends, and each peripheral tooth cleaning member of said group comprises at least three adjacent peripheral cleaning devices, a development length that surpasses the peripheral cleaning device on both sides from the development length of matrix surface in the middle of the adjacent peripheral tooth cleaning member.
Description of drawings
Through with reference to the explanation of doing below in conjunction with accompanying drawing, can more comprehensively understanding be arranged to the present invention and advantage thereof, the identical characteristic of similar mark representative in the accompanying drawing, in the accompanying drawing:
Fig. 1 is the perspective view according to the toothbrush of one or more aspects of the embodiment that is shown;
Fig. 2 is the amplification front elevation of the brushhead portion of Fig. 1 toothbrush;
Fig. 3 is the enlarged side view of the brushhead portion of Fig. 1 toothbrush;
Fig. 4 is the sectional view along the brushhead portion of the section 4-4 of Fig. 2;
Fig. 5 is the partial section of the brushhead portion of similar Fig. 4, is clearly shown that the tooth cleaning member of keeping apart;
Fig. 6 is the partial section that is similar to the brushhead portion of Fig. 4, has clearly illustrated another tooth cleaning member of keeping apart;
Fig. 7 is the distal end view of the brushhead portion of toothbrush shown in Figure 1.
The specific embodiment
Fig. 1 to 7 shows the toothbrush 100 with supporting mass 101, and supporting mass comprises handle 103 and brush 105, and the tooth cleaning member 200 of cleaning user tooth.Handle 103 makes the user hold easily and handles toothbrush 100 that handle can form many different shapes and various different structure.Brush 105 is ends of supporting mass, is provided with tooth cleaning member 200 on it.Tooth cleaning member can be connected to the matrix surface 109 of brush 105 through any known mode.
In preferred structure, matrix surface 109 is provided with at least one group of cleaning device 209, forms circulus 214 jointly, can keep tooth powder or toothpaste better among tooth cleaning member 200, especially between the contact zone of cleaning device and tooth.Although loop configuration is preferably circular, also can have various closed circular, include but not limited to oval, square and irregularly shaped.Believe that the interior concave wall surfaces of using in the ring-type can keep better and mobile tooth powder or toothpaste in tooth, especially move when brushing teeth with the roundlet of hope when toothbrush.In addition, can also use other shapes.Ring-type can form basic closing structure simply, to keep tooth powder or toothpaste.
In order to keep tooth powder or toothpaste better, each circulus is preferably formed by the cleaning device that elastomeric wall members is formed.Although circulus can form through the elongated bristle tuft of close installation, compare with elastomeric wall members, it is more to be arranged so that like this tooth powder or toothpaste break away from.In addition, preferably closed basically although circulus can be complete closing structure, form by a plurality of independently flexible piece 209a-d.In this way, cleaning device can provide limited and controlled tooth powder or toothpaste to flow in outer cleaning device, and keeps enough flexibilities, makes the user feel more comfortable, improves the cleaning action of cleaning device 209.In a preferred embodiment, as shown in Figure 2, each circulus is formed by four elastomeric wall members 209a-d, and each wall shape spare forms the arcuation part, is similar to 1/4 circle.As stated, the arcuation part of closing on is spaced apart, forms gap 212, allows the limited ground of tooth powder or toothpaste outwards to flow out, and allows each wall shape spare independently to carry out deflection.The gap also can be flow through ring-type through water and helps clean cleaning device 209.It is tiny that but the gap preferably keeps, with the disengaging of restriction tooth powder or toothpaste.Although demonstrated four parts that form ring-type, other quantity also can adopt.The available any known elastomeric material that can be used as tooth cleaning member of wall shape spare forms.At last, though arch section cleaning device independently preferably, ring-type can also be formed by single-piece, but groove is set to form the cleaning device 209a-d of gap 212 and independent deflection on it.
Know demonstration like Fig. 2, preferred embodiment comprises three ring-type 214a-c, is provided with from front to back along longitudinal axis a-a respectively.Can keep major part to be applied to the tooth powder or the toothpaste of tooth cleaning member in this way, with cleaning user's tooth.Yet, can use one, two or more than three ring-types.In addition, ring-type can other pattern setting, comprise that non-alignment is arranged or off-axis a-a is provided with.
In preferred construction, center cleaning device 207 is arranged on the center of each ring-type 214.Although also can when using big ring-type, be arranged on each ring center place more than a center cleaning device 207.Through such setting, tooth powder or toothpaste carry out effective cleaning be retained in the end of cleaning device 207 in the operating period of brushing teeth near.In preferred structure, the concave nature of the inner surface of cleaning device 209a-d at the brush of brush 105 during the moving or vibration guiding tooth powder or toothpaste to cleaning device 207a-c.
Center cleaning device 207 is preferably formed by bristle tuft, with cleaning teeth effectively.But can use one or more elastic components to form distal cleaning elements, come extra setting or replace using bristle.
The bristle of cleaning device 203 and the most handy nylon material of other bristle tuft that below will discuss are processed, and can buy the nylon material of commodity Brilliance by name from Dupont company.But, also can use other materials.The bristle of toothbrush 100 preferably has circular section shape, also other cross sectional shapes can be arranged.Circular bristle can use the nylon material that can be called TYNEX from the commodity that Dupont company has bought.The diameter of circular bristle is preferably 0.007 inch to 0.008 inch, or has other sizes, and this depends on the bristle cleaning action of hope.Tooth cleaning member uses the manufacturing approach of known oral care product to be connected to toothbrush.
With reference to figure 1 and Fig. 2, additional outer ring cleaning device 211a, 211b is arranged on the central region of brush 105, is arranged to the arc setting around the cleaning device 209a-d of more intermediate annular 214b usually.These outer arcuate cleaning devices 211a-d is preferably formed by two relative arc cleaning devices, and arcuate member generally is symmetrical, is positioned at the both sides of the longitudinal axis a-a of brush 105.As shown in Figure 2, outer cleaning device 211a-b is around the ring-type cleaning device 209a-d of brush 105 centers, to use this space of brush effectively.In a preferred embodiment, general concentric being arranged among the outer cleaning device 211a-b of the ring-type cleaning device 209a-d of center.The tooth powder or the toothpaste that flow through the gap 212 on the ring-type 214b side will be utilized by outer cleaning device 211.And outer arcuate cleaning device 211a, the most handy elongated bristle tuft of b forms, with cleaning teeth effectively.Can replace bristle or form with one or more elastic components extraly.
Fig. 4 to 6 is sectional views of brush 105, has shown cleaning device 207,209 and 211 preferred length characteristic.In this preferred construction, being shorter in length than of center cleaning device 207a and 207c forms ring-type 214a, and the cleaning device 209 of 214c can help to keep ring-type 214a, and tooth powder among the c or toothpaste are strengthened the cleaning to the lingual surface and the face of tooth.Cleaning device 207a, first height H 1 of c is preferably in about 0.20-2.0 millimeter with the difference in height of second height H 2 of cleaning device 209, also other variations can be arranged.The aspect ratio of center cleaning device 207b forms cleaning device 209 height of center ring-type 214b, the bizet that can help to clean between cog better and clean molar.Difference in height between the 3rd height H 3 of cleaning device 207b and second height H 2 of cleaning device 209 preferably is approximately 0.20 to 2.0 millimeter, also can adopt other variations.Although this structure is preferred,, if desired, also can adopt other height change of cleaning device can optimize each surperficial cleaning in the oral cavity.For example, center cleaning device 207 can have equal height mutually, and has equal height with ring-type cleaning device 209, or it is higher or lower than the ring-type cleaning device highly by different way.In another example, in the staple structure of toothbrush 100, the height of center cleaning device 209 can be higher than ring-type cleaning device 209.
Brush 105 also comprises the distal cleaning elements 203a-b that is positioned at free end 107.In preferred construction, two adjacent distal cleaning elements 203a, 203b strides across longitudinal axis a-a, although also can or form more than two cleaning devices by one.Distal cleaning elements 203a-b surpasses the end of other toothbrush cleaning devices from matrix surface 109 outstanding height.The end of each bristle tuft 203a-b forms outermost clean surface 204 jointly, and the matrix surface 109 of its relative brush 105 tilts.In by way of example, the preferably relative matrix surface 109 of cleaning face 204 forms about 30 degree angle φ, also can be in the scope of 10 to 50 degree.Will be appreciated that, can form other angle.The extension of the clean surface 204 of distal cleaning elements 203a-b and angle preferably make user's tooth of oral cavity cleaning back better.Cleaning device 203a-b can also be used to get into space and entering molar bizet between the tooth.At last, as shown in Figure 7, the clean surface 204 of outermost is preferably to side downward-sloping (forming crown surface), to help from the cleaning of teeth residue.
Periphery cleaning device 205a-c is positioned near the free end, along each side 108 of brush 105.These peripheral cleaning device 205a-c are preferably formed by a plurality of bristle tuft, and the usually relative longitudinal axis a-a of bristle tuft is symmetrical set.Cleaning device 205a-c is positioned at back and the side of distal cleaning elements 203a-b.Similarly, peripheral cleaning device 215a-c also is that relative axis a-a is symmetrical set, near the near-end 111 of brush 105 and along each side 108.Two groups of cleaning device 205a-c, 215a-c become mirror image usually mutually, but also can have other structures.Far-end and proximal end perimeter cleaning device 205a-c, the structure of 215a-c can make the user clean and be directed against interdental space along gum line usually and clean.In the embodiment that is shown, each organizes peripheral cleaning device 205a-c, and 215a-c has three bristle tuft.But these groups also can be used some more or less bristle tuft.In addition, one or more elastic components also can be used to form peripheral cleaning device, replace bristle or therewith use.
As shown in Figure 3, the end of peripheral cleaning device 205a-c and 215a-c surpasses the length of cleaning inside spare 207,209,211 from matrix surface 109 outstanding length.In a preferred embodiment, two groups of periphery cleaning devices 205,215 108 are provided with along the both sides of brush 105.Each is organized peripheral cleaning device and comprises that three are generally concordant bristle tuft, although the bristle tuft of other quantity also can be used.Each organizes the center tuft cleaning device 205b of peripheral bristle tuft, and 215b is from outwards outstanding other pieces 205a, 205c, 215a, the 215c of surpassing of matrix surface 109.Be provided with like this and make cleaning device 205b, 215b can engage facing more deeply along gum line, uses cleaning device 205a simultaneously, 205c, and 215a, 215c stimulates gum.In addition, each pieces has the end 206,216 of inclination, to improve between tooth the district and along the cleaning of gum line.
Near-end cleaning device 213a-b is positioned near the near-end 111 of brush 105.A pair of bristle tuft preferably strides across longitudinal axis a-a, but one or more than two cleaning devices also can be formed at the near-end of brush.These near-end cleaning devices 213a, b is preferably formed by bristle tuft, but also can comprise or form one or more elastic components.
The characteristic of each side of the present invention can be applicable to manual toothbrush or electric toothbrush.In the operation, the characteristic that the front is introduced can be individually and/or is improved the clean-up performance of toothbrush with compound mode.These advantages also can realize through various cleaning devices and synergistic effect.Although the various characteristic actings in conjunction of toothbrush 100 can realize the advantage that the front is introduced, will be appreciated that single characteristic can be used for obtaining some above-mentioned advantage with these combination of features, and needn't adopt all characteristics.The specific combination of element can realize abnormal cleaning effect in the head space of miniaturization.
Although the present invention introduces with reference to specific embodiment, wherein specific embodiment comprises the preference pattern of embodiment of the present invention, and the those skilled in the art can make various changes and modifications to the system and the technology of top introduction.Therefore, the spirit and scope of the present invention will be understood that it is broad sense, like that claim limits enclosed.

Claims (7)

1. toothbrush comprises:
Handle;
Be connected to the brush of said handle; With
A plurality of tooth cleaning members that extend from said brush, said tooth cleaning member comprises:
A plurality of outer arcuate cleaning devices, said outer arcuate cleaning device forms with elongated bristle tuft;
A plurality of flexible arc cleaning devices, said a plurality of flexible arc cleaning devices have the concave surface that faces one another so that form circulus jointly, and said a plurality of flexible arc cleaning devices are arranged in said a plurality of outer arcuate cleaning device generally with one heart; With
The center cleaning device that is provided with in about center of the circulus that forms by said a plurality of flexible arc cleaning devices.
2. toothbrush according to claim 1 is characterized in that, said a plurality of flexible arc cleaning devices comprise four elastomeric wall members.
3. toothbrush according to claim 2 is characterized in that, each formation in the said elastomeric wall members is similar to the arcuation part of 1/4 circle.
4. toothbrush according to claim 1 is characterized in that, said a plurality of outer arcuate cleaning devices comprise two relative continuous bristle tuft, and said two relative continuous bristle tuft are symmetrically located at the relative both sides of the longitudinal axis of said brush generally.
5. toothbrush according to claim 1 is characterized in that, said tooth cleaning member also comprises at least one group of periphery cleaning device along each limit of said brush.
6. toothbrush according to claim 5 is characterized in that, said each peripheral cleaning device is the bristle tuft that has inclined end portion.
7. toothbrush according to claim 6; It is characterized in that; Saidly respectively organize peripheral cleaning device and comprise at least three adjacent peripheral cleaning devices, wherein length that surpasses the peripheral cleaning device on its both sides from the outstanding length of said brush in centre of adjacent peripheral cleaning device.
CN2009100063315A 2003-06-20 2004-06-18 Toothbrush Expired - Fee Related CN101480296B (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US10/601,106 US20040255416A1 (en) 2003-06-20 2003-06-20 Toothbrush with tongue cleaning member
US10/601106 2003-06-20
US29/189729 2003-09-10
US29/189,729 USD517812S1 (en) 2003-09-10 2003-09-10 Toothbrush
PCT/US2003/029497 WO2004026162A2 (en) 2002-09-20 2003-09-17 Toothbrush with gripping area
USPCT/US03/29497 2003-09-17
PCT/US2003/030633 WO2004028235A2 (en) 2002-09-27 2003-09-26 Toothbrush
USPCT/US03/30633 2003-09-26

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CNB2004800170454A Division CN100471417C (en) 2003-06-20 2004-06-18 Toothbrush

Publications (2)

Publication Number Publication Date
CN101480296A CN101480296A (en) 2009-07-15
CN101480296B true CN101480296B (en) 2012-10-10

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ID=33517903

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Application Number Title Priority Date Filing Date
CN2009100063315A Expired - Fee Related CN101480296B (en) 2003-06-20 2004-06-18 Toothbrush
CNB2004800170454A Active CN100471417C (en) 2003-06-20 2004-06-18 Toothbrush
CN2004800171137A Active CN1809301B (en) 2003-06-20 2004-06-18 Oral care implement

Family Applications After (2)

Application Number Title Priority Date Filing Date
CNB2004800170454A Active CN100471417C (en) 2003-06-20 2004-06-18 Toothbrush
CN2004800171137A Active CN1809301B (en) 2003-06-20 2004-06-18 Oral care implement

Country Status (7)

Country Link
US (1) US20040255416A1 (en)
KR (3) KR101185653B1 (en)
CN (3) CN101480296B (en)
BR (1) BRPI0411546B1 (en)
CO (2) CO5630014A2 (en)
MX (2) MXPA05013009A (en)
MY (2) MY144162A (en)

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AU2010249146A1 (en) 2010-12-23

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