CN1134103A - Bristle arrangement for toothbrush - Google Patents
Bristle arrangement for toothbrush Download PDFInfo
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- CN1134103A CN1134103A CN94194000A CN94194000A CN1134103A CN 1134103 A CN1134103 A CN 1134103A CN 94194000 A CN94194000 A CN 94194000A CN 94194000 A CN94194000 A CN 94194000A CN 1134103 A CN1134103 A CN 1134103A
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- pieces
- toothbrush
- bristle
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- 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
- 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
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Abstract
A toothbrush is provided with a first set of discrete tufts (31) that are generally rectangular in the cross section perpendicular to the tuft axis with the larger dimension running parallel to the side of the brush head (1). A second set of tufts (32) is provided at the end of the head (1) remote from the handle, this set of tufts, or single tuft, having a cross section perpendicular to the tuft axis that is either 'C' or 'U' shaped or rounded. The arrangement of bristle tufts described provides a lower brushing stiffness in a direction transverse to the longitudinal axis of the brush.
Description
The present invention relates to a kind of novel brushing apparatus, i.e. toothbrush.
Toothbrush is well-known articles for use, generally comprises a toothbrush handles, has at one end place and plants the head toothbrushes of putting bristle, and they are all along a toothbrush axis centering longitudinally.Bristle on such head toothbrushes all is arranged in a pattern usually, by in each jack that is inserted on the head toothbrushes bristle face and be substantially perpendicular to bristle face and each discrete pieces of stretching is formed.In known various toothbrushes, this pieces is the circular section basically, and to be inserted on the head toothbrushes be in each jack of circular section substantially.
Bristle arrangements becomes single " tuft " and covers the toothbrush of the whole area of bristle face basically, see such as among the US 4646381, it has also disclosed a kind of toothbrush, certain combination with circular section pieces, oval cross section pieces and rectangular tufts, these pieces are positioned at and cover the zone line of the tuft greatly most of area of bristle face, that is made up of many individual bristle.US 4268933 has disclosed a kind of toothbrush, and bristle arrangements becomes some big rectangular tufts, and its long limit is basically along the width of head toothbrushes.US 2209173 has disclosed a kind of toothbrush, have long and narrow rectangular tufts-its long limit and be arranged essentially parallel to toothbrush axis-alternate with some rectangular tufts that tilt, the bristle in these pieces through equating to form the pieces of sharp edge.
Have the bending rigidity of pieces on the direction vertical with bristle longitudinal axis (pieces axis) in the pieces of circular section basically, no matter this direction is and toothbrush shaft line parallel or vertical-promptly along the width of toothbrush, all be the same.So just has a shortcoming, be the rigidity of pieces, at head toothbrushes basically along the toothbrush axis direction, cross tooth and when being parallel to the gum line and moving, as being substantially perpendicular to the toothbrush axis at head toothbrushes, when crossing the gum line up and down and move, being identical along tooth.It is softer that people it is desirable for toothbrush, promptly has less bending rigidity when the gum line is brushed teeth crossing, to prevent to injure the gum line.
The inventor designs a kind of toothbrush, has a kind of pieces pattern of being made up of some long and narrow bristle tufts, at the pieces that has a band fillet away from the first end of the tooth of toothbrush handles.
For this reason, the invention provides a kind of toothbrush, have a toothbrush handles and plant the head toothbrushes of putting bristle at one of one end place, bristle on the head toothbrushes all is arranged in the pattern of being made up of many single pieces, pieces extends along the direction that is substantially perpendicular to the toothbrush axis from the one side (bristle face) of head toothbrushes, wherein, the cross section of one or more pieces (first kind of pieces) is perpendicular to the pieces axis, with toothbrush shaft line parallel direction on size than with toothbrush axis vertical direction on size big, these pieces are combined with the one or more pieces (second kind of pieces) away from an end place of toothbrush handles at the pieces pattern, second kind of pieces can be (i) a kind of patterns that are arranged in basic for circle or polygonal many single pieces compositions, or (ii) a kind of single pieces of the circular cross-section vertical with bristle face, or (iii) a kind of its " C " shape or " U " type cross section are vertical with bristle face, the single pieces of " C " shape or " U " shape haply, at least one branch of " C " or " U " shape is parallel with the axis of toothbrush, and the circular bend portion of " C " or " U " shape is towards the end away from the toothbrush handles bristle face.
" roughly parallel with the toothbrush longitudinal axis " speech comprises fully parallel with longitudinal axis, and all directions parallel with the vertical both sides of head toothbrushes." circular " contains semicircle.
In general, each first kind of pieces accounts for whole head toothbrushes bristle face area and is no more than 25%, for example, is no more than 20%, and suitable is to be less than 10%, preferably less than 5%, such as being 1% to 2% of bristle face.General this toothbrush pieces the size that is parallel to toothbrush axis (promptly long limit) with perpendicular to the size of toothbrush axis (being minor face) than being 1.5: 1 or more, suitable is 2: 1 or more, as 2.5: 1 or more, 2.5-3.5 for example: 1.
The cross section of this first kind of pieces can be a rectangle roughly on the major part of its cross section, its long limit and toothbrush axis almost parallel." roughly rectangle " speech comprises round end rectangle (promptly having two parallel long limits and two arc end part), and parallelogram is trapezoidal, particularly has the rectangle of fillet.
One or more first kind of pieces also may be other microscler polygon or circle, its long limit or almost parallel parallel with toothbrush shaft, for example rhombus or have the rectangle at one or more tips; Or " L " shape, its first branch roughly with the toothbrush shaft line parallel, and second branch and first branch are at an angle, for example are branched off into 45 with first; Or " V " shape, have a branch at least, preferably two branches become one less than 45 ° angle with the toothbrush axis.
Toothbrush can have independent first kind of pieces or many first kind of pieces, and these pieces might be made up of the pieces of varying cross-section shape, and for example, rectangle or round end rectangle are combined with " L " shape.Toothbrush of the present invention generally has only 2 to 25 first kind of pieces, and its shape can all be essentially rectangular or round end rectangle.
For example, the described toothbrush of the first embodiment of the present invention has the pattern that a kind of first kind of pieces formed, the pieces cross section is a rectangle, and with the pieces axis normal, be arranged on the bristle face of toothbrush, the long limit of each first bristle tuft be whole bristle face length about 1/10～9/10 between, for example between 1/4～3/4, its minor face be the bristle face width about 1/20 and 1/2 between, suitable is between 1/10 to 1/2.Generally, the pattern of each first kind of pieces can have 5 to 20 this pieces, for example has between 5 and 12.Like this, this first kind of pieces is exactly a kind of pattern of being made up of each long rectangle or round end rectangular tufts, and the pieces major axis is roughly parallel with bristle face.These first kind of pieces long limits separately all are about 3/4 such as toothbrush face length degree, so that each pieces is all basically along the whole length extending of the occupied bristle face of each first kind of pieces.The long limit of each first kind of pieces can be such as being the about 1/10 to 1/2 of bristle face length in addition, so that these first kind of pieces can be lined up 2 or a plurality of line along the bristle face width, and for example 2 to 6.Each first kind of pieces among this first embodiment can be symmetrical arranged with respect to the longitudinal axis of toothbrush.
In addition, such as the described toothbrush of second embodiment among the present invention, can have a kind of pieces pattern, comprise the line of two or more straight or curved first kind of pieces, roughly come into line along the bristle face minor face, these lines are also combined or staggered with each pieces (the third pieces), and each the third pieces cross section is roughly circle, form one or more straight or curved lines, roughly come into line along the bristle face minor face.First and the third pieces of second embodiment of the invention can be symmetrical arranged along the longitudinal axis of toothbrush.
Moreover, the described toothbrush of the third embodiment of the present invention can have a kind of pattern, it comprises the two or more straight or curved line of first kind of pieces, roughly come into line along the bristle face minor face, these lines combine with the third pieces or are staggered, and each the third pieces forms two or more straight or curved lines, roughly comes into line along the bristle face minor face, its pieces cross section is roughly rectangle (defined as described), and the alignment of long edge bristle face width.Among the 3rd embodiment first can become to be symmetrical arranged about the longitudinal axis of toothbrush with the third pieces.
Generally, in a kind of like this toothbrush, can there be 2 to 5, such as 4, first kind of pieces of line, with 1 to 4, such as 3, the third pieces of line combines.In each line of first kind of pieces, can have 2-5, such as 4, pieces is arranged side by side along the bristle minor face, and in each line of the third pieces, can have 2-5, such as 4, the third pieces of approximate circular cross-section, or have 1-3, such as 2, the third pieces in essentially rectangular cross section, the long edge bristle face width alignment of pieces is arranged side by side along the bristle face minor face.
In addition, toothbrush described in the fourth embodiment of the present invention can have a kind of that form by first kind of pieces, be arranged in the pattern on the toothbrush bristle face, the pieces cross section that roughly is rectangle, with the pieces axis normal, first kind of pieces long limit separately be whole bristle face length about 1/10 between to 9/10 between, generally between about 1/4 to 1/2.In general, the pattern of first kind of pieces can comprise 2 and 20 first kind of such pieces, for example between 5 and 12.These first kind of pieces combines with first kind of pieces of one or more " L " shape, first branch of " L " shape and toothbrush axis almost parallel, and second branch and first branch shape are at an angle, and be for example at 45 with first branch.First kind of pieces of general these " L " shapes is arranged on from nearest bristle face one end of toothbrush handles.Each first kind of pieces in the second embodiment of the invention can be symmetrical arranged with respect to the longitudinal axis of toothbrush, and the toothbrush in the present embodiment the most preferably toothbrush longitudinal axis bilateral symmetry be provided with first kind of pieces of this " L " shape of even number.
When each second kind of pieces is a kind of when being arranged in circular or polygonal, that each pieces is formed pattern, these second kind of pieces can be in the cross section and be roughly that each circular pieces is formed and be arranged among circle, semicircle or polygon (its each wedge angle corresponds to the center of one of its pieces) pattern, and it can be around center pieces pattern that arrange, that each pieces is formed.General around the center pieces all be the regular figure that is these pieces of symmetric arrays, such as hexagon,,, be arranged on each side of longitudinal axis both sides of toothbrush such as 3 pieces so that the third pieces of equivalent amount is arranged.The diameter of this figure near figure, generally can be about 0.5 to 0.95 times of bristle face minor face.
When each second kind of pieces was independent one circular substantially (such as circular, ellipse or semicircle or half elliptic cross section) and the pieces vertical with bristle, the diameter of this pieces generally can be near about 0.5 to 0.95 times of the bristle face minor face pieces.
When each second kind of pieces constitutes roughly " C " shape or " U " tee section and a pieces vertical with bristle face, and the circular bend portion that has a branch and " C " and " U " parallel with the longitudinal axis of toothbrush at least is towards away from bristle face one end of toothbrush handles the time, and the diameter of the circular portion of this pieces generally can be near about 0.6～0.9 times of the bristle face minor face pieces.The toothbrush longitudinal axis is divided " C " or " U " shape symmetrically equally.
Each pieces of approximate circular cross-section can be complementally or replacement property ground combine with the third pieces with above-mentioned first, second, the cross section of these pieces and pieces axis normal, and with the direction of toothbrush shaft line parallel on size than with the direction of toothbrush axis normal on size big.
Bristle in first, second and the 3rd pieces can have identical basically length, and like this, the end face of pieces can be smooth basically.Also can be alternatively, the bristle lengths on the pieces axis direction is changing along the toothbrush axis or perpendicular to the difference place of this axis direction.That this variation is applied to especially is of the present invention, have the toothbrush of each staggered pieces line of different cross section as mentioned above, the toothbrush among second and third embodiment for example, and each horizontally-arranged can change the occasion that is included in wherein each bristle lengths.For example, with respect to the toothbrush axis, pieces can have " undaform " or " sawtooth pattern " side that peak and valley replace, for example described in following patent like that: DE 3433763, and WO 91/19437, EP 0449653A, US 4672706, US 451911, and US 4268933, and US 3229318, US 3188673, US 2797429, US 1943225 and US 74,560 or the like.
Suitable is, first kind of contained its length of bristle of pieces is lacked than the bristle lengths of second and third kind pieces, and the bristle lengths of second and third kind pieces is identical.
Forming the bristle of each pieces can be made by the plastics of being used always in the toothbrush bristle technology (as nylon).Bristle can have common structure, for example, has the long filament shape bristle material of circular polishing termination.
Toothbrush handles and head toothbrushes can be made with the plastics of being used always in the toothbrush handles technology.Toothbrush handles and head toothbrushes can have in the toothbrush art common global shape, and toothbrush handles can one or more such as comprising " V " type wrinkle, to improve the flexible nature of toothbrush handles, for example described in the EP 0336641A.It is the grip enhancing part of rubber grasping tuft such as shape that toothbrush handles can also comprise one or more, for example described in the EP 0336641A.
Each pieces and each single bristle can be inserted on the head toothbrushes by conventional art.The best method that bristle is inserted in the head toothbrushes is, the bristle ends that will be fixed on the pieces on the head toothbrushes (stiff end) is become a block by heating and fusing, this block and then or simultaneously, by each bristle (or block) and head toothbrushes material are heated to softening point, make it again to contact and fuse together with the head toothbrushes material, make it cooled and solidified then, like this, pieces could weld together with head toothbrushes effectively.Suitable is, precasts on head toothbrushes corresponding to. one or several jack of the position of each pieces, quantity and size, and then, (respectively) pieces can be as mentioned above and head toothbrushes material fusing together on every side at jack.When making in this way, each bristle and head toothbrushes all must be to be made by thermoplastic material, for example are used for the known thermoplastic material that toothbrush is made at present, nylon.Make the suitable technology of toothbrush in this way as described in US 2664316 and the WO 93/12690, its content is enclosed in as a reference at this.
The another kind of method of making toothbrush of the present invention is, the pieces bristle can at first be used such as above-mentioned fusion method and fuse into a thermoplastic piece with above-mentioned pieces pattern earlier, use then such as the way that adds thermal weld this piece is inserted or is fixed within the cavity of head toothbrushes, perhaps alternatively head toothbrushes is also moulded moulding around the thermoplastic piece.
Other toothbrush preparation method of the present invention is conspicuous for those skilled in the art.
Toothbrush of the present invention can make the user be used in common mode fully, and the various pieces patterns of toothbrush of the present invention can improve the efficient that cleans the teeth of toothbrush, and can help to reduce the injury to gums.
Describe the present invention hereinafter with reference to accompanying drawing by embodiment, accompanying drawing does not only limit universal of the present invention as showing.In the accompanying drawing:
Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 show the perspective view of head toothbrushes of the present invention;
Fig. 6, Fig. 7, Fig. 8 and Fig. 9 show the plane of pieces pattern on the bristle face of head toothbrushes of the present invention;
Figure 10 shows the longitudinal cross-section of Fig. 9 toothbrush.
Referring to Fig. 1 to Fig. 5, the head toothbrushes (1) that wherein draws, each head toothbrushes (1) links to each other with a toothbrush handles (2) monoblock type.The toothbrush axis is shown A-A in Fig. 1, the pieces axis is shown B-B in diagram, and the width of head toothbrushes (1) is shown C-C in Fig. 1.
In Fig. 1 to Fig. 5, pieces (generally having 3) is housed on each head toothbrushes, they extend in pieces axis B-B direction, with bristle face (4) approximate vertical of head toothbrushes (1).
In Fig. 1, the cross section of first kind of pieces (31) is rectangular and vertical with pieces axis B-B, and two arc ends are arranged, and just is the round end elongated rectangular shape.The pattern of pieces is: the long limit of some pieces (31) be of a size of 0.5 times of bristle face (4) length or more than, more much bigger than its minor face size, long limit arrange roughly with the toothbrush shaft line parallel; Second kind of pieces (32) is bigger, and its cross section is rounded and vertical with pieces axis (B-B), is located at away from bristle face one end (4) of toothbrush handles (2) and locates.
The cross section of first kind of pieces (31) is round end elongated rectangular shape and vertical with pieces axis B-B in Fig. 2; The cross section of first kind of pieces (34) is " L " type and vertical with pieces axis B-B, and the cross section of its first branch is rectangular, long limit roughly with the toothbrush shaft line parallel, and second branch (34A) is 45 ° with first branch.The cross section of second kind of pieces (32) is " U " shape and vertical with pieces axis B-B, two branches and toothbrush axis almost parallel, and its circular arc-shaped bottom portion is near that end of head toothbrushes (1) away from toothbrush handles (2).The longitudinal axis A-A of toothbrush divides it equally between two branches of " U " shape pieces.
In Fig. 3, first kind of pieces (31) is roughly rectangular, and promptly to be the round end rectangle vertical with pieces axis B-B in the cross section, and be arranged in a succession of five arc lines, each shows 4 first kind pieces (31), and they roughly come into line along the minor face of bristle face (4) side by side.At bristle face one end (4) away from toothbrush handles (2) is a pattern of being made up of second kind of pieces (32), and each pieces cross section is roughly rounded, and is arranged in the hexagon-shaped pattern of symmetry around a center pieces.The diameter that second kind of pieces (32) pattern is got by the center approximately is 0.9 of bristle face (a 4) minor face.
In Fig. 4, first kind of pieces (31) is roughly rectangular, and just to be the round end rectangle vertical with pieces axis B-B for its cross section, and be arranged in a succession of four straight line lines, each shows 4 first kind pieces (31), and they roughly come into line along the width of bristle face (4) side by side.Between first kind of pieces of each row (31), along be crisscross arranged each the straight line line of the third pieces (33) of the minor face of bristle face, the cross section that each pieces (33) all has circular with roughly coming into line.In the pattern area of being made up of second kind of pieces (32) away from an end of the bristle face (4) of toothbrush handles (2), the pieces cross section is roughly circular, and is arranged in the hexagon-shaped pattern of symmetry around a center pieces.Second kind of pieces (32) and the third pieces (33) are longer than first kind of pieces on pieces axis direction B-B.
First kind of pieces (31) is roughly rectangular in Fig. 5, and promptly to be the round end rectangle vertical with pieces axis B-B for cross section, is arranged in a succession of 4 straight line lines, and each shows 4 first kind pieces (31), and they roughly come into line along the width of bristle face (1) side by side.Between first kind of pieces of each row (31), each straight line line (33) of the third pieces that is crisscross arranged, the cross section of each pieces (33) is all roughly rectangular, but its long limit is parallel with the minor face of bristle face (4), and each the third pieces is along this limit alignment.At bristle face one end away from toothbrush handles (2), be a pattern (32) of forming by second kind of pieces, the pieces cross section is roughly rounded, and is arranged in the hexagon-shaped pattern of symmetry around a center pieces.Second kind of pieces (32) and the third pieces (33) are longer than first kind of pieces (31) on pieces axis B-B direction.
Shown in Fig. 6 to Fig. 9 be the plane of head toothbrushes of the present invention (1), B-B overlooks from axle.
At the toothbrush shown in Fig. 6 and Fig. 7, the pattern of pieces (31,32) similar to shown in Fig. 3.The pieces pattern comprises first kind of pieces (31), its cross section is the round end rectangle, and it is vertical with pieces axis B-B, be arranged in a branch of line, every row roughly come into line along bristle face (4) minor face, and these lines are (promptly as shown in Figure 3) of arc in Fig. 6, are straight in Fig. 7, the longitudinal size of each first kind of pieces (31) is such, and promptly 5 first kind of pieces have occupied each first kind of bristle face (4) length that pieces is occupied.At bristle face (4) one ends away from toothbrush handles (2) are patterns (32) of being made up of second kind of pieces, and the pieces cross section is roughly rounded, and are arranged in the hexagon of symmetry around a center pieces (32).
In the toothbrush of Fig. 8 and Fig. 9, the various patterns of pieces (31,32,3 3) respectively to Fig. 4 similar with shown in Fig. 5.These patterns comprise first kind of pieces (31) that cross sections is the round end rectangle, and cross section is vertical with pieces axis B-B, and pieces is arranged in a succession of straight line line, and every row roughly come into line along bristle face (4) minor face.Between each first kind of pieces (31) line, settled the third pieces (33) respectively.In Fig. 8, the cross section of the third pieces (33) is figure.In Fig. 9, the cross section of the third pieces (33) is rectangularity roughly, promptly is the round end rectangle, the width alignment of its long edge bristle face (4).At bristle face (4) one ends away from toothbrush handles (2) are patterns that some the third pieces (32) are formed, and the pieces cross sections is rounded, and are arranged in the hexagon of symmetry around a center pieces.
In Figure 10, the toothbrush shown in Fig. 9 altogether, to show about the wrong longitudinal profile of cutting axis D-D among Fig. 9.Toothbrush comprises a head toothbrushes (1), a toothbrush (2) and first kind of pieces (31), second kind of pieces (32), the third pieces (33).The contained many individual bristle of pieces (31,32,33), all, vertical with bristle face (4) in the alignment of pieces axis (B-B) direction.The end of each bristle makes it to be melt into block (5) with heating in the pieces (31,32,33), and the way with cooling is fixed on the head toothbrushes (1) then.Bristle face (4) is provided with some jacks (6), and each block (5) all is placed in the jack (6), and is welded together on the spot with head toothbrushes (1) material therein, and head toothbrushes material and bristle material all are thermoplastic.Toothbrush pieces among Fig. 1 to Fig. 8 (31,32,33) is fixed on the toothbrush (1) as shown in figure 10 with identical method respectively.The technology that block (5) is fused to jack (6) can be US 2664316 or WO 93/10639 employee, or other known method, and the method for pieces (31,32,33) threading head toothbrushes (1) is just symbolically illustrated.
Claims (23)
1, a kind of toothbrush, one toothbrush handles is arranged and at the head toothbrushes at one end place, the bristle of head toothbrushes all is arranged in the pattern of being made up of a plurality of single pieces, stretch out from the one side (bristle face) of head toothbrushes, direction basically with the toothbrush axis normal, it is characterized in that: the cross section of one or more pieces (first kind of pieces) is perpendicular to the pieces axis, with toothbrush shaft line parallel direction on size than with toothbrush axis vertical direction on size big, these pieces are combined with the one or more pieces (second kind of pieces) away from an end place of toothbrush handles at the pieces pattern, second kind of pieces can be (i) a kind of patterns that are arranged in basic for circle or polygonal many single pieces compositions, or (ii) a kind of vertical with bristle face basic be the single pieces of circular cross-section, or basic vertical with bristle face of (iii) a kind of its " C " or " U " tee section is the pieces of " C " shape or " U " shape, at least one branch of " C " or " U " shape is parallel with the axis of toothbrush, and the circular bend portion of " C " or " U " shape is towards the end away from toothbrush handles of bristle face.
2, toothbrush according to claim 1 is characterized in that: first kind of area that pieces covered is no more than 25% of bristle face area on the head toothbrushes.
3, toothbrush according to claim 1 and 2 is characterized in that: the cross section of this first kind of pieces is rectangle substantially on the major part of its cross section, the long limit of rectangle roughly with the toothbrush shaft line parallel.
4, according to claim 1,2 or 3 described toothbrushes, it is characterized in that: the one or more cross section in first kind of pieces is that other is the polygon or the circle of strip substantially, its long limit and toothbrush shaft line parallel or almost parallel.
5, toothbrush according to claim 4 is characterized in that: the one or more cross section in first pieces is " L " shape, its first branch roughly with the toothbrush shaft line parallel, second branch and first branch shape are at an angle.
6, according to the described toothbrush of above-mentioned each claim, it is characterized in that: having 2 to 25 first kind of pieces, all is roughly rectangular or the round end square-section.
7, toothbrush according to claim 1, it is characterized in that: it has the pattern setting be made up of each first kind of pieces on the bristle face of toothbrush, the basic of pieces is rectangular cross section and pieces axis normal, the long limit of each first kind of pieces is between about 0.1 and 0.9 times of bristle face length, its minor face is between 0.05 and 0.5 times of bristle face width, and 5 to 20 first kind of such pieces are arranged.
8, toothbrush according to claim 7 is characterized in that: each first kind of pieces has a long limit, thereby each pieces extends along first kind of occupied whole bristle face length of pieces basically.
9, toothbrush according to claim 7 is characterized in that: the length dimension of single first kind of pieces like this is to make each first kind of pieces to be arranged in two or more lines along the bristle face minor face.
10, toothbrush according to claim 1, it is characterized in that: it has a kind of pieces pattern, comprise the two or several straight or curved line of first kind of pieces, basically come into line along the bristle face minor face, be one or several straight or curved line of the third pieces of circular cross section in conjunction with having basic again, also come into line along the bristle face minor face substantially.
11, toothbrush according to claim 1, it is characterized in that: it has a kind of pieces pattern, comprise the two or more straight or curved line of first kind of pieces, substantially come into line along the bristle minor face, again in conjunction with the one or more straight or curved line of the third pieces, the cross section of the third pieces is rectangular, and its long edge bristle face minor face comes into line.
12, according to claim 10 or 11 described toothbrushes, it is characterized in that: it is that 2 to 5 lines of first kind of pieces combine with 1 to 4 row of the third pieces.
13, according to claim 10,11 or 12 described toothbrushes, it is characterized in that: 2 to 5 first kind of pieces are arranged side by side along the bristle face width.
14, according to claim 10,11,12 or 13 described toothbrushes, it is characterized in that: the third pieces in 2 to 5 rounded cross sections or 1 to 3 cross section the third pieces rectangular, the alignment of long edge bristle face minor face are arranged side by side along the bristle face minor face.
15, toothbrush according to claim 1, it is characterized in that: it has a kind of arranged in patterns of being made up of first kind of pieces on bristle face, the long limit of its each first kind of pieces is between 0.10 to 0.90 times of whole bristle face length, comprise 2 to 20 first kind of such pieces, first kind of pieces like this combines with first kind of pieces of one or more " L " shape, first branch of " L " shape is substantially parallel with the toothbrush axis, and second branch and first branch shape are at angle.
16, according to the described toothbrush of above-mentioned each claim, it is characterized in that: when each second kind of pieces has a kind of arranged in patterns of being made up of each single pieces and becomes circular or polygon, each second kind of pieces like this is in a kind of by among the pattern that the circular cross-section pieces is formed haply, be arranged in roughly a circle or a polygon around a center pieces, polygonal each wedge angle is corresponding to the center of a pieces.
17, toothbrush according to claim 16 is characterized in that: 6 such pieces are hexagonal symmetry around a center pieces to be arranged, and in the both sides of the toothbrush longitudinal axis, every side all has 3 pieces to center on.
18, toothbrush according to claim 17 is characterized in that: hexagonal diameter is 0.5 to 0.9 times near the toothbrush bristle face minor face of pattern.
19, according to each the described toothbrush in the claim 1 to 15, it is characterized in that: when second kind of pieces was a pieces perpendicular to the rounded cross section of bristle face, the diameter of this pieces was near the 0.5-0.95 of the bristle face minor face of pieces doubly.
20, according to each described toothbrush in the claim 1 to 15, it is characterized in that: when second kind of pieces be vertical " C " shape or " U " tee section with bristle face pieces, have a branch and " C " and " U " parallel at least with the longitudinal axis of toothbrush circular bend portion towards away from bristle face one end of toothbrush handles the time, the diameter of circular bend portion is near 0.6～0.9 times of the bristle face width pieces.
21, according to each described toothbrush in the claim 1 to 20, it is characterized in that: the length of first kind of pieces is littler with the length of the third pieces than second, and the length of second and third kind pieces is the same.
22, according to each described toothbrush in the aforesaid right requirement, it is characterized in that: pack into the process of head toothbrushes of each pieces and each individual bristle is, the end (stiff end) that remains to be fixed in the head toothbrushes of each bristle in the pieces becomes a block by heating and fusing, again by each bristle, or this block, be heated to softening point with the head toothbrushes material, make the two contact so that welding, and subsequently or simultaneously block and head toothbrushes material are fused together, make it cooled and solidified then, thus make pieces effectively welding on head toothbrushes.
23, require according to aforesaid right in any described toothbrush, basically as preceding with reference to as described in the accompanying drawing.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9318203.8 | 1993-09-02 | ||
| GB939318203A GB9318203D0 (en) | 1993-09-02 | 1993-09-02 | Novel device |
| GB9411453A GB9411453D0 (en) | 1994-06-08 | 1994-06-08 | Novel device |
| GB9411453.5 | 1994-06-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1134103A true CN1134103A (en) | 1996-10-23 |
| CN1041690C CN1041690C (en) | 1999-01-20 |
Family
ID=26303458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94194000A Expired - Fee Related CN1041690C (en) | 1993-09-02 | 1994-08-26 | Bristle arrangement for toothbrush |
Country Status (22)
| Country | Link |
|---|---|
| EP (1) | EP0716573B1 (en) |
| JP (1) | JPH09502110A (en) |
| KR (1) | KR100334375B1 (en) |
| CN (1) | CN1041690C (en) |
| AT (1) | ATE147951T1 (en) |
| AU (1) | AU685493B2 (en) |
| BR (1) | BR9407571A (en) |
| CA (1) | CA2170741A1 (en) |
| CZ (1) | CZ288559B6 (en) |
| DE (2) | DE4496455T1 (en) |
| DK (1) | DK0716573T3 (en) |
| ES (1) | ES2097662T3 (en) |
| FI (1) | FI107774B (en) |
| GR (1) | GR3022989T3 (en) |
| HK (1) | HK1006268A1 (en) |
| HU (1) | HU215338B (en) |
| NO (1) | NO960855L (en) |
| NZ (1) | NZ271670A (en) |
| PL (1) | PL175240B1 (en) |
| RU (1) | RU2118111C1 (en) |
| SK (1) | SK279293B6 (en) |
| WO (1) | WO1995006420A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101175424B (en) * | 2006-03-16 | 2011-02-16 | 布劳恩股份有限公司 | Toothbrush and toothbrush head for said toothbrush |
| CN103179876A (en) * | 2010-10-29 | 2013-06-26 | 狮王株式会社 | Toothbrush |
| CN105263360A (en) * | 2013-06-06 | 2016-01-20 | 吉列公司 | Head for an oral care implement |
Families Citing this family (47)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9423421D0 (en) | 1994-11-19 | 1995-01-11 | Smithkline Beecham Plc | Novel device |
| US5628082A (en) * | 1995-03-22 | 1997-05-13 | Colgate-Palmolive Company | Toothbrush with improved efficacy |
| AU6699496A (en) * | 1995-07-14 | 1997-02-18 | Lingner & Fischer Gmbh | Toothbrush |
| JP3528378B2 (en) * | 1995-12-01 | 2004-05-17 | サンスター株式会社 | toothbrush |
| US6886207B1 (en) | 1999-06-14 | 2005-05-03 | The Procter & Gamble Company | Toothbrush |
| DE69811634T3 (en) | 1997-11-12 | 2009-05-14 | Gillette Canada Co., Mississauga | TOOTHBRUSH |
| ID28002A (en) * | 1998-05-13 | 2001-05-03 | Sunstar Inc | TOOTH BRUSH |
| JP2003516783A (en) * | 1999-12-15 | 2003-05-20 | マクニール−ピーピーシー・インコーポレイテッド | Toothbrush with individual embedded bristles |
| US6564416B1 (en) * | 2000-05-22 | 2003-05-20 | Gillette Canada Company | Toothbrush |
| DE20213083U1 (en) | 2002-08-27 | 2002-10-17 | F.A. Rueb Holding GmbH, 79677 Schönau | Toothbrush with a handle and an elongated bristle field |
| RU2314775C2 (en) | 2003-04-23 | 2008-01-20 | Дзе Проктер Энд Гэмбл Компани | Electric toothbrush |
| US8631534B2 (en) | 2006-06-08 | 2014-01-21 | Dr. Fresh, Llc | Toothbrush |
| USD642803S1 (en) | 2008-08-29 | 2011-08-09 | Colgate-Palmolive Company | Toothbrush |
| USD632084S1 (en) | 2008-08-29 | 2011-02-08 | Colgate-Palmolive Company | Toothbrush |
| USD642802S1 (en) | 2008-08-29 | 2011-08-09 | Colgate-Palmolive Company | Toothbrush |
| US8776302B2 (en) | 2008-08-29 | 2014-07-15 | Colgate-Palmolive Company | Oral care implement |
| USD655916S1 (en) | 2008-08-29 | 2012-03-20 | Colgate-Palmolive Company | Toothbrush |
| JP5550131B2 (en) * | 2009-10-16 | 2014-07-16 | 株式会社歯愛メディカル | toothbrush |
| USD642804S1 (en) | 2009-12-15 | 2011-08-09 | Colgate-Palmolive Company | Toothbrush |
| USD655917S1 (en) | 2009-12-15 | 2012-03-20 | Colgate-Palmolive Company | Toothbrush |
| USD631257S1 (en) | 2009-12-15 | 2011-01-25 | Colgate-Palmolive Company | Toothbrush |
| USD671325S1 (en) | 2009-12-15 | 2012-11-27 | Colgate-Palmolive Company | Toothbrush |
| USD655918S1 (en) | 2009-12-15 | 2012-03-20 | Colgate-Palmolive Company | Toothbrush |
| EP2494885A1 (en) * | 2011-03-03 | 2012-09-05 | Unilever Plc, A Company Registered In England And Wales under company no. 41424 of Unilever House | Toothbrush |
| USD749855S1 (en) | 2013-11-05 | 2016-02-23 | Colgate-Palmolive Company | Oral care implement |
| AU2013404991B2 (en) | 2013-11-05 | 2017-02-23 | Colgate-Palmolive Company | Oral care implement |
| CN105744856B (en) | 2013-11-05 | 2018-04-20 | 高露洁-棕榄公司 | Oral care implement |
| EP3057465B1 (en) | 2013-11-05 | 2018-03-28 | Colgate-Palmolive Company | Oral care implement |
| USD764804S1 (en) | 2013-11-05 | 2016-08-30 | Colgate-Palmolive Company | Oral care implement |
| EP3223660B1 (en) | 2014-12-23 | 2019-08-07 | Colgate-Palmolive Company | Oral care implement |
| EP3782508B1 (en) | 2014-12-23 | 2023-06-07 | Colgate-Palmolive Company | Oral care implement having multi-component handle |
| US11291293B2 (en) | 2014-12-23 | 2022-04-05 | Colgate-Palmolive Company | Oral care implement |
| US10426250B2 (en) | 2014-12-23 | 2019-10-01 | Colgate-Palmolive Company | Oral care implement |
| MX2017007626A (en) | 2014-12-23 | 2017-09-18 | Colgate Palmolive Co | Oral care implement. |
| AU2014414823B2 (en) | 2014-12-23 | 2018-04-05 | Colgate-Palmolive Company | Oral care implement |
| MX2017007858A (en) | 2014-12-23 | 2017-09-19 | Colgate Palmolive Co | Oral care implement. |
| US10182644B2 (en) | 2014-12-23 | 2019-01-22 | Colgate-Palmolive Company | Oral care implement |
| BR112017010946A2 (en) | 2014-12-23 | 2018-07-03 | Colgate Palmolive Co | mouthwash instrument with multi-component handle |
| CN111067240B (en) | 2014-12-23 | 2022-05-27 | 高露洁-棕榄公司 | Oral care implement having a multi-component handle |
| CA2970676A1 (en) | 2014-12-23 | 2016-06-30 | Colgate-Palmolive Company | Oral care implement |
| USD780457S1 (en) | 2014-12-23 | 2017-03-07 | Colgate-Palmolive Company | Oral care implement |
| USD846883S1 (en) | 2017-12-12 | 2019-04-30 | Colgate-Palmolive Company | Handle of an oral care implement |
| US10631964B2 (en) | 2017-12-12 | 2020-04-28 | Colgate-Palmolive Company | Oral care implement |
| US10709533B2 (en) | 2017-12-12 | 2020-07-14 | Colgate-Palmolive Company | Oral care implement and handle and refill head thereof |
| DE202018001075U1 (en) | 2018-02-19 | 2018-03-28 | Semen Zaitchik | Brush, in particular a toothbrush, whose cleaning elements have the fractal characteristics |
| USD891784S1 (en) | 2018-12-18 | 2020-08-04 | Colgate-Palmolive Company | Electric toothbrush handle |
| USD960582S1 (en) | 2020-12-10 | 2022-08-16 | Colgate-Palmolive Company | Oral care refill head |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR733823A (en) * | 1932-03-18 | 1932-10-12 | Brushes improvement | |
| US3214777A (en) * | 1964-03-17 | 1965-11-02 | Gronemeyer Erich W | Plastic bristle brush |
| DE3484093D1 (en) * | 1983-11-16 | 1991-03-14 | Philips Corp | METHOD FOR THE PRODUCTION OF BRUSHES WITH SELF-FASTENING OF THE BRUSHES AND BRUSHES PRODUCED BY THIS METHOD. |
| US4635313A (en) * | 1983-11-16 | 1987-01-13 | North American Philips Corporation | Brush with self retaining bristles |
| US5396678A (en) * | 1992-11-02 | 1995-03-14 | The Gillette Company | Toothbrush with rectangular bristles |
-
1994
- 1994-08-26 ES ES94925478T patent/ES2097662T3/en not_active Expired - Lifetime
- 1994-08-26 AU AU75372/94A patent/AU685493B2/en not_active Ceased
- 1994-08-26 NZ NZ271670A patent/NZ271670A/en unknown
- 1994-08-26 RU RU96107215A patent/RU2118111C1/en not_active IP Right Cessation
- 1994-08-26 EP EP94925478A patent/EP0716573B1/en not_active Expired - Lifetime
- 1994-08-26 CZ CZ1996629A patent/CZ288559B6/en not_active IP Right Cessation
- 1994-08-26 JP JP7507929A patent/JPH09502110A/en not_active Ceased
- 1994-08-26 HU HU9600514A patent/HU215338B/en not_active IP Right Cessation
- 1994-08-26 KR KR1019960701099A patent/KR100334375B1/en not_active IP Right Cessation
- 1994-08-26 CN CN94194000A patent/CN1041690C/en not_active Expired - Fee Related
- 1994-08-26 BR BR9407571A patent/BR9407571A/en not_active IP Right Cessation
- 1994-08-26 DE DE4496455T patent/DE4496455T1/en not_active Withdrawn
- 1994-08-26 PL PL94313293A patent/PL175240B1/en unknown
- 1994-08-26 DK DK94925478.3T patent/DK0716573T3/da active
- 1994-08-26 WO PCT/EP1994/002828 patent/WO1995006420A1/en active IP Right Grant
- 1994-08-26 DE DE69401595T patent/DE69401595T2/en not_active Expired - Fee Related
- 1994-08-26 AT AT94925478T patent/ATE147951T1/en not_active IP Right Cessation
- 1994-08-26 SK SK264-96A patent/SK279293B6/en unknown
- 1994-08-26 CA CA002170741A patent/CA2170741A1/en not_active Abandoned
-
1996
- 1996-03-01 NO NO960855A patent/NO960855L/en not_active Application Discontinuation
- 1996-03-01 FI FI960976A patent/FI107774B/en not_active IP Right Cessation
-
1997
- 1997-04-01 GR GR970400663T patent/GR3022989T3/en unknown
-
1998
- 1998-06-16 HK HK98105444A patent/HK1006268A1/en not_active IP Right Cessation
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101175424B (en) * | 2006-03-16 | 2011-02-16 | 布劳恩股份有限公司 | Toothbrush and toothbrush head for said toothbrush |
| CN103179876A (en) * | 2010-10-29 | 2013-06-26 | 狮王株式会社 | Toothbrush |
| CN103179876B (en) * | 2010-10-29 | 2016-01-13 | 狮王株式会社 | Toothbrush |
| CN105263360A (en) * | 2013-06-06 | 2016-01-20 | 吉列公司 | Head for an oral care implement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1041690C (en) | 1999-01-20 |
| CZ62996A3 (en) | 1996-10-16 |
| AU685493B2 (en) | 1998-01-22 |
| WO1995006420A1 (en) | 1995-03-09 |
| DE69401595T2 (en) | 1997-06-26 |
| ES2097662T3 (en) | 1997-04-01 |
| SK26496A3 (en) | 1996-07-03 |
| AU7537294A (en) | 1995-03-22 |
| SK279293B6 (en) | 1998-09-09 |
| PL313293A1 (en) | 1996-06-24 |
| DK0716573T3 (en) | 1997-03-10 |
| FI960976A (en) | 1996-04-26 |
| FI960976A0 (en) | 1996-03-01 |
| NZ271670A (en) | 1996-10-28 |
| ATE147951T1 (en) | 1997-02-15 |
| EP0716573A1 (en) | 1996-06-19 |
| FI107774B (en) | 2001-10-15 |
| HU215338B (en) | 1998-12-28 |
| NO960855D0 (en) | 1996-03-01 |
| KR100334375B1 (en) | 2002-10-18 |
| JPH09502110A (en) | 1997-03-04 |
| PL175240B1 (en) | 1998-11-30 |
| BR9407571A (en) | 1996-07-16 |
| EP0716573B1 (en) | 1997-01-22 |
| NO960855L (en) | 1996-04-25 |
| CA2170741A1 (en) | 1995-03-09 |
| KR960704479A (en) | 1996-10-09 |
| GR3022989T3 (en) | 1997-07-30 |
| HUT75134A (en) | 1997-04-28 |
| DE69401595D1 (en) | 1997-03-06 |
| RU2118111C1 (en) | 1998-08-27 |
| DE4496455T1 (en) | 1996-11-14 |
| HK1006268A1 (en) | 1999-02-19 |
| HU9600514D0 (en) | 1996-04-29 |
| CZ288559B6 (en) | 2001-07-11 |
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