KR101061505B1 - Brush head - Google Patents

Abstract

The present invention relates to a bristle brush, a mascara brush and a cosmetic brush having the same, and have a cross-sectional shape having a plurality of edges such as a triangle, a square, a polygon, and a semicircle, or a concave portion and a convex portion are alternately formed. Technically, it has a cross-sectional shape having a curved edge, and each of the bristles of the brush has a specific orientation with respect to the pressing force or motion in the coating direction, that is, the radial direction, and the contact characteristics, the coating characteristics, and the distance between the coating surfaces. It relates to a hair of a brush that can implement a variety of liquid adhesion and containing characteristics according to the shape of the gap, and a mascara brush and a cosmetic brush having the same.

Brush, emo, polygon, mascara, brush

Description

Hair of brush

The present invention relates to a bristle brush, a mascara brush and a cosmetic brush having the same. It relates to a hair brush and a mascara brush and a cosmetic brush having the same.

Generally, brushes are cosmetic tools for applying liquid, powder, and solid cosmetics to the skin. These brushes include various kinds of brushes including powder brushes, fan brushes, eyebrow brushes, eye shadow brushes, and eyeliner brushes. There is a brush.

Such a brush generally has a form in which a hair member is assembled at the end of a cylindrical brush, more specifically, a hair brush for applying a cylindrical brush, liquid or powdered cosmetics, and fixing the hair member to the brush. It is composed of a fixing pin for making, it is manufactured by a method of pressing the fixing pin into the inside of the stand, or by directly pressing the hair member by punching.

And, mascara used to apply mascara liquid of various colors to the eyelashes, a container for storing the mascara liquid largely, a handle for opening and closing the container, a rod-shaped stick stick protruding to the lower portion of the handle, and the Consists of a brush formed on the handle bar, and the mascara liquid is buried in the brush by combining or detaching the handle and the container.

The mascara brush can be used to adjust the volume of the eyelashes (volune to make the eyebrows look richer), curl (curl to roll the ends of the eyebrows upwards), and long lash, depending on the length and shape of the hair. Long lash: It is made for various functions such as making the length of the eyebrows look longer) and clean (not making the eyebrows clump).

In general, a mascara brush interposes a plurality of hairs having a predetermined length in a perpendicular direction between two overlapping wires, and then radially fixes the hairs between the wires by twisting the wires a predetermined number of times. It is manufactured by the method of assembling the edge part of the said wire to a brush rod.

Conventionally, in manufacturing a brush member such as a cosmetic brush or mascara brush as described above, when forming a bundle by arranging a plurality of hair in parallel to the entire brush member even when the hair is arranged at any angle around the longitudinal direction. The hair is manufactured to have a circular cross section so as to provide a uniform connection and coating performance over the surface and to provide a curved connection surface that does not irritate the skin.

Conventionally, the bristles of the brush are manufactured only in the circular cross section as described above, while the convenience of processing and assembly is assured, while each bristles of the brushes have no specific direction with respect to the pressing force or motion in the application direction, that is, the radial direction. In addition, the contact characteristics with the coated surface, the coating characteristics, and the liquid adhesion and content characteristics according to the gap shape between the hairs can be narrowly limited, and the characteristics of the brush can be adjusted only depending on the simulated material, thickness, length, and density. There was a limit to implementation.

In order to solve the problems described above, the present invention provides that each of the bristles of the brush has a specific orientation with respect to the pressing force or motion in the application direction, that is, the radial direction, and the contact characteristics, the application characteristics, and the distance between the application surfaces. It is an object of the present invention to provide a brush hair and mascara brush and a cosmetic brush having the same, so that the liquid adhesion and content characteristics according to the gap shape of the brush can be more variously implemented.

The present invention for achieving the object as described above, the technical aspect of the brush 100, characterized in that it has a cross-sectional shape having a plurality of corners, such as a triangle, a square, a polygon, a semicircle.

In addition, the present invention makes the bristle 100 of the brush 100 characterized in that the concave portion and the convex portion have a cross-sectional shape having curved edges which are alternately continuously formed.

Here, the concave portion has a larger curvature than the convex portion or prevents the convex portion of another adjacent convex portion 100 from entering into the concave inner surface, or the separation distance between the side portions formed to be connected to the convex portion is greater than the convex portion. It is desirable to have a size smaller than the cross-sectional size.

In addition, it is also preferably composed of a biodegradable resin, raw material of one or two or more of polyε- caprolactone (PCL), polylactic acid (PLA), aliphatic polyester, diol / diacid-based aliphatic polyester, polyglycolic acid (PG), polyphosphate ester, polyphosphazene It is preferably formed by extruding or injecting a biodegradable synthetic polymer melt.

In addition, it is also preferable that the twigs in the form of snow crystals are formed to improve the absorbency and the content of the liquid.

In addition, it is formed radially around the body 32 of the mascara brush for applying mascara liquid to the eyebrows, and is integrally injected with the body 32, and is injected in a 0.01 ~ 0.2mm thickness using a micro mold It is preferred to be molded.

In addition, it is formed radially around the body 32 of the mascara brush for applying mascara liquid to the eyebrows, and a portion corresponding to some angle in the radial direction with respect to the body 32, and all of the remaining angles. Alternatively, it is preferable that a plurality of parts are sequentially formed in the corresponding parts.

In addition, it is preferable that each injection is selected and applied from two or more materials having different colors.

In addition, a radial portion is formed around the body 32 of the mascara brush for applying the mascara liquid to the eyebrows, a portion corresponding to a part of the longitudinal direction of the body 32, and the body among the remaining portions ( It is preferable to form by sequentially injecting the part corresponding to all or part divided along the longitudinal direction of 32).

In addition, each injection is preferably applied by selecting from two or more materials having different colors.

Then, it is formed at the end of the cosmetic brush for applying the cosmetic powder or cosmetic liquid, it is preferable that a plurality of injection molding in the form of a bundle of interconnected ends.

In addition, the present invention, in the mascara brush, the body 32 and the brush molded part 30 which is integrally injection molded around the body 32 so that the mascara liquid can be applied, and the hair 100 of the brush is provided. ); And a comb molding part 40 integrally injection-molded to the body 32 to enable eyebrow grooming and having a relatively thick cross-sectional area compared to the mother 100. Another technical point.

Here, each of the hairs 100 of the brush-molded part is provided with an eye crystal twig to improve the absorbency and the content of the mascara liquid, and each of the combs 41 of the comb-molded part is attached to the hair 100. In comparison, it is preferable to have a relatively thick cross-sectional area to have a strength suitable for eyebrow grooming.

And, the present invention, the comb molded part 40 for eyebrow grooming; And a body 32 partially injection-molded with the comb molding part 40 to include one end of the comb molding part 40, and a double injection around the body 32 to enable application of mascara liquid. Mascara brush characterized in that it comprises a; forming the brush 100 is provided with the hair 100 is another technical gist.

Here, it is also preferable that the body 32 of the brush molded part is molded to have a constant curvature in the longitudinal direction.

In addition, the present invention, in the mascara brush, deep reinforcing material (31); And a body softer than the deep reinforcing material 31, and the body 32 injected into the periphery of the deep reinforcing material 31 so that the deep reinforcing material 31 is positioned therein, and mascara liquid may be applied to the eyebrows. It is formed radially around the body 32 to have a cross-sectional shape according to any one of claims 1 or 2 and the injection molding integrally with the body 32 with a thickness of 0.01 ~ 0.2mm ( Mascara brush characterized in that it comprises a; a brush shaping portion 30 is provided with 100) is another technical gist.

Here, the core reinforcing material 31, it is preferable that the injection molding integrally to the end of the handle 10 is injection molded integrally with the handle 15 of the cosmetic container.

In the mascara brush, the body 32 and the mascara liquid are radially formed around the body 32 so that the mascara liquid can be applied to the eyebrows. A plurality of hairs 100 having a cross-sectional shape is provided, and the brush molded part formed by sequentially multi-injecting a portion corresponding to a partial angle in the radial direction with respect to the central portion, and a portion corresponding to all or a part of the remaining angles sequentially. (30); mascara brush characterized in that it is configured to include another technical gist.

Here, it is preferable that each injection is selected and applied from two or more materials having different colors.

The present invention also provides a mascara brush, wherein the body 32 and the mascara liquid are radially formed around the body 32 so that the mascara liquid can be applied to the eyebrows. A plurality of hairs 100 having a cross-sectional shape by is provided, the part corresponding to a part of the longitudinal direction of the body 32, and all or part partitioned along the longitudinal direction of the body 32 of the remaining parts Mascara brush, characterized in that it comprises a; is formed by being multi-injection of a portion corresponding to the sequentially formed brush 30 to another technical gist.

Here, it is preferable that each injection is selected and applied from two or more materials having different colors.

And the present invention, in the cosmetic brush, the brush rod 10; And a plurality of hairs 100 formed at the end of the brush rod 10 and having a cross-sectional shape according to any one of claims 1 and 2 in the form of a bundle in which ends are interconnected with each other. Brush portion 20; as another technical gist of a cosmetic brush characterized in that it is configured to include.

According to the present invention as described above, each of the bristles of the brush has a specific direction with respect to the pressing force or motion in the application direction, that is, the radial direction, and the liquid adhesion according to the contact characteristics, the application characteristics, and the gap shape between the application surfaces with the application surface. And it can be effective to implement a variety of content and the like.

In addition, a variety of implementations have cross-sectional shapes having a plurality of corners such as triangles, squares, polygons, semi-circles, and crescents by injection molding or extrusion, or cross-sectional shapes having curved edges in which concave portions and convex portions are successively formed alternately. There is another effect that the example can be easily implemented.

When the brush molded parts are formed to have a cross-sectional shape having a plurality of corners such as a triangle, a square, a polygon, a semicircle, a crescent, or a cross-sectional shape having curved edges in which concave portions and convex portions are alternately suspended, a simulation bundle Compared to the case of having a circular cross section, the separation distance between the brush molding parts can be further expanded or the contact surface with the coating liquid can be further expanded, so that a larger amount of liquid can be contained and applied.

In addition, the biodegradable resin provides environmental friendliness according to the accelerated decomposition rate, and it is also a skin irritant caused by contact with or ingestion of existing artificial compounds due to environmentally friendly biodegradation properties even when the human body is in contact with or ingested. In addition, there is no safety or health problems such as body accumulation, carcinogenesis, and other effects that can be used safely for medical, laboratory, cosmetic, infant, and elderly.

The hair of the brush according to the present invention having the configuration as described above, a mascara brush and a cosmetic brush having the same will be described in more detail with reference to the following drawings.

Figure 1a is a perspective view showing a first embodiment of the mascara applicator according to the present invention, Figure 1b is a cross-sectional view of the main portion showing the various embodiments of Figure 1a, Figure 1c is a front portion of the main portion and the right side view of Figure 1b. FIG. 1D is a cross-sectional view showing main parts of another embodiment of FIG. 1A, FIG. 1E is a front view of the main part of FIG. 1D, and FIG. 1F is a longitudinal cross-sectional view of another embodiment of FIG. 1A.

2A is a perspective view showing a first embodiment of a cosmetic brush according to the present invention, FIG. 2B is a longitudinal sectional view of the main portion of FIG. 2A, and FIG. 3 is a cross-sectional view taken along line AA of FIG. 1A and line BB of FIG. 2A. Figure 4 is a cross-sectional view showing various embodiments of the schematic diagram showing the simulated dense form of the brush shown in Figure 3, Figure 5 is a cross-sectional view of the AA line of Figure 1a, BB line of Figure 2a 6 is a schematic view showing a simulated dense form of the brush shown in FIG. 5.

The hair of the brush according to the invention, in the hair 100 constituting a brush member comprising a mascara brush as shown in Figs. 1A to 1F and a cosmetic brush as shown in Figs. 2A and 2B, Fig. 3 As shown in Fig. 4, a curved edge having a cross-sectional shape having a plurality of corners such as a triangle, a rectangle, a polygon, and a semicircle, or a convex portion and a convex portion alternately formed as shown in Figs. It relates to a mother (100) having a cross-sectional shape having a.

The hair 100 of the brush according to the present invention does not have a general circular cross-sectional shape, but a triangle as shown in FIG. 3 (a), a rectangle as shown in FIG. 3 (b), and FIG. 3. A cross-sectional shape having a plurality of corners, including an embodiment having a polygonal cross-sectional shape including an octagon as shown in (c) of FIG. 3, or a semi-circular cross-sectional shape as shown in (d) of FIG. Have

When the hair having a general circular cross-sectional shape is densely formed in the form of a bundle, only a limited shape can be concentrated as shown in the upper portion of FIG. 4, but as shown in FIG. When the branch 100 is densely formed in the form of a bundle, as shown in FIG. 4A according to the alignment state of the parent 100, the branch 100 is denser than the case having a circular cross-sectional shape. As shown in FIG. 4 (b), the arrangement may be made more loosely (compared to the case having a circular cross-sectional shape).

If the whole of the plurality of wool 100 having a triangular cross-sectional shape as shown in (a) of Figure 3 is randomly arranged in parallel in the state of shaking or shaking, the simulation arrangement is shown in Figure 4 (b) Since the alignment is made to be densely packed in the state as shown in FIG. 4A in the state as shown in FIG. 4, by arranging the plurality of mothers 100 in a predetermined order and method, FIG. It is possible to reliably implement the dense form as shown in Figure 4 or the dense form as shown in Figure 4 (b).

In addition, not only a hair having one type of cross-sectional shape is used, but also a hair having a cross-sectional shape as shown in FIG. 3 (a) and a hair having a cross-sectional shape as shown in FIG. 3 (c) are used together. As shown in (d) of FIG. 4, which uses the same cross-sectional shape as shown in (c) and (d) of FIG. Flexibility can be variously implemented.

In implementing the dense form as shown in (c) of FIG. 4, the hairs having the octagonal cross-sectional shape as shown in (c) of FIG. 3 are densely arranged and then have an enlarged gap compared to the inner portion. By arranging a hair having a triangular cross-sectional shape as shown in Fig. 3A, the entire inner and outer portions of the brush can be densely formed.

In implementing the dense form as shown in (d) of FIG. 4, after the wool having a triangular cross-sectional shape as shown in (a) of FIG. 3 is densely arranged, and on one side and the other side of FIG. By loosely arranging the hair having a semi-circular cross-sectional shape as shown in (d) of (d), it is possible to form a brush that implements different flexural strengths depending on the density of the inner and outer portions or the application direction.

Further, the bristle 100 of the brush according to the present invention does not have a general circular cross-sectional shape, but a bidirectional protrusion as shown in FIG. 5 (a), as shown in FIG. 5 (b). It has a cross-sectional shape of a three-way protrusion, a multi-direction protrusion including a four-way protrusion as shown in Fig. 5 (c), or a droplet shape as shown in Fig. 5 (d). Including the embodiment, the concave portion and the convex portion have a cross-sectional shape having curved edges alternately formed continuously.

As shown in FIG. 5, even when the concave portion and the convex portion are densely arranged to form a bundle in the form of a bundle having a cross-sectional shape having a curved edge which is continuously formed alternately, the hair 100 is in an aligned state. Therefore, the arrangement is more densely than in the case of having a circular cross-sectional shape as shown in (a) of FIG. 6, or (as compared to the case of having a circular cross-sectional shape) as shown in (b) of FIG. It can be laid out more loosely.

When the whole of the plurality of wool 100 having a cross-sectional shape as shown in (a) of Figure 5 is randomly arranged in parallel to shake or shake, the simulation arrangement is shown in Figure 6 (b) Since the alignment is made to be densely densified in the state as shown in FIG. 6A in the state as shown in FIG. 6, by arranging the plurality of mothers 100 in a predetermined order and method, the polygon has a polygonal cross-sectional shape or an edge. As in the case of having a cross-sectional shape, it is possible to reliably implement the dense form as shown in Fig. 6 (a) or the dense form as shown in Fig. 6 (b).

And having a cross section as shown in Fig. 5 (a), having a cross section as shown in Figs. 6 (c), 5 (d) using a hat having a circular cross-sectional shape together. As shown in (d) of FIG. 6 using the wool together, the density and the flexibility of the hair may be variously implemented by using a hair having different types of cross-sectional shapes.

In implementing the dense form as shown in (c) of FIG. 6, the hairs having the bilateral protruding cross-sectional shape as shown in (a) of FIG. 5 are densely arranged, and the bundles are divided to protrude directions. After connecting vertically, by placing the brim having a circular cross-sectional shape at the edge portion having a larger gap compared to the inner portion, the brush that realizes different flexural strength depending on the application direction while the entire inner and outer portions of the brush are concentrated Can be formed.

In implementing the dense form as shown in (d) of FIG. 6, after the wool having a droplet-shaped cross-sectional shape as shown in (d) of FIG. 5 is densely arranged, the hair of FIG. By loosely arranging the hair having a bilateral protruding cross-sectional shape as shown in), it is possible to form a brush that implements different flexural strengths depending on the density of the inner and outer portions or the application direction.

If the concave portion is formed to have a larger curvature than the convex portion, or the separation distance between the side portions connected to the convex portion is formed to have a size smaller than the cross-sectional size of the convex portion, both the simulated cross-sectional shape and size When formed in the same manner, it is possible to prevent the convex portions of adjacent adjacent hairs 100 from entering into the concave inner surface to secure the gap between the concave portions and the ratio of the size and shape of the concave portion and the convex portions. The content can be secured differently.

The hair 100 of the brush may be composed of natural materials or synthetic resins that are generally used in the simulation, but may be composed of PCL (polyε-caprolactone), PLA (polylactic acid), Diol / Diacid-based aliphatic polyester, and PG (polyglycolic acid). ), Or may be prepared by extruding or injecting a biodegradable synthetic polymer melt based on one or a mixture of two or more of polyphosphate esters and polyphosphazenes.

When composed of the biodegradable resin as described above, while giving environmental friendliness according to the accelerated decomposition rate, even when in contact with the human body, due to the eco-friendly biodegradation characteristics, the skin generated by contact with, or ingestion of existing artificial composites There are no safety or health problems such as irritation, body accumulation, and carcinogenesis, so it can be safely used for medical, laboratory, cosmetic, infant, and elderly.

Even when producing a fine thickness having elasticity or flexibility, by adjusting the addition composition of other polymers, lubricants, emulsifiers and the like to the biodegradable resins as described in the eco-friendly brush of the applicant's patent application No. 2008-113172 It is possible to realize elasticity or flexibility suitable for each use, and each of the mothers having a micro size, or a plurality of mothers in which a plurality of mothers are connected by injecting or extruding a melt made of the biodegradable synthetic polymer into a fibrous form. The bundle can be formed stably.

The cross-sectional shape of the hair 100 of the brush according to the present invention shown in Figures 3 to 6 is a cross-sectional view of the AA line of the mascara brush as shown in Figure 1a, or of the cosmetic brush as shown in Figure 2a The cross-sectional shape of the BB line is shown, and when applied to the mascara brush as shown in FIG. 1A, it may be applied to a variety of embodiments having the cross-sectional shape as shown in FIGS. 1B to 1F, and FIG. 2A. In the application to the cosmetic brush as shown can also be applied to the embodiment having a cross-sectional shape as shown in Figure 2b.

1B to 1F illustrate the bristle of a brush according to the present invention in an embodiment disclosed in the applicant's patent application 2007-8461 mascara brush, 2007-8659 mascara brush, and 2008-14767 micro mold mascara brush. In order to explain an example of applying), various cross-sectional shapes of the mascara brush are illustrated in FIGS. 1B to 1D, and FIGS. 1D to 1B.

Injection molding integrally around the body 32 and the body 32 to be able to apply the mascara liquid, as shown in Figure 1b (a) as disclosed in the applicant's patent application 2007-8461 mascara brush Brush molding unit 30 is provided with a hair 100, which is integrally injection-molded in the body 32 to enable the eyebrows, comb molding having a relatively thick cross-sectional area than the hair 100 ( In the structure provided with 40, the brush 100 of the brush molded part may be configured as a brush 100 of the present invention.

Here, apart from the hair 100 of the brush molded part, by forming the comb 41 of the comb molded part to have a relatively thick cross-sectional area compared to the hair 100 can have a strength suitable for eyebrow grooming, FIG. As shown in (b) of 1b, even when the hair 100 of the brush molded part is formed in a shape in which the twigs of the eye crystal shape are formed so that the absorbency and the content of the coating liquid are further improved, 100 may be configured as the hair 100 of the brush according to the present invention.

As shown in FIGS. 1B (c) and (d), which are disclosed in the mascara brush of the applicant's patent application No. 2007-8659, the comb forming part 40 for eyebrow grooming and the comb forming part 40 Mascara liquid having a body 32, which is part injection molded integrally with the comb molded part 40, and a cross-sectional shape according to any one of claims 1 and 2 so as to include one end of the). Even in a structure having a brush molding portion 30 having a hair 100 which is double-injected around the body 32 so as to be coatable, the hair 100 of the brush molding portion according to the present invention may be used. 100).

Figure 1c (a) shows a front view of the mascara brush having a cross-sectional shape shown in (a) to (d) of Figure 1b, Figure 1c (b) shows a right side view thereof, Figure 1d (A), (b) shows the various cross-sectional shape of the mascara brush is formed so that the body 32 of the brush molded part has a constant curvature in the longitudinal direction, and (a), (b) of Figure 1e The front view of each of (d) and (b) of 1d is shown.

In addition, as disclosed in the micro mold mascara brush of the applicant's patent application No. 2008-14767, it is formed radially around the body 32 of the mascara brush for applying the mascara liquid to the eyebrows, the body ( 32) is integrally injected, but the cross section of the parent 100 of the brush 100 injection-molded to a thickness of 0.01 ~ 0.2mm using a micro mold may be configured to have a polygonal shape, a cross-sectional shape with a corner, or a curved cross-sectional shape. have.

As shown in (a) of FIG. 1F, which is disclosed in the micro mold mascara brush of the applicant's patent application No. 2008-14767, the core reinforcement material 31 and a material that is softer than the core reinforcement material 31. The body 32 is injection molded around the core stiffener 31 so that the core stiffener 31 is positioned therein, and is integrally injection molded with the body 32 to a thickness of 0.01 to 0.2 mm, and the body 32 Also, in forming the hair 100 formed radially around the periphery, the structure of the hair 100 of the brush according to the present invention can be applied.

As shown in (b) of FIG. 1F, in implementing the structure in which the deep reinforcing material 31 is integrally injection molded to the end of the handle 10 which is injection molded integrally with the handle 15 of the cosmetic container, As in Figure 1f (a) it is possible to apply the structure of the brush 100 of the brush according to the present invention without difficulty.

As disclosed in the method of manufacturing an injection product using radial multiple injection and the mascara brush manufactured by the method of the applicant's patent application No. 2008-98132, the body 32 and the body 32 so that mascara liquid can be applied to the eyebrows A plurality of hairs 100 are formed radially around the brush, and a part corresponding to a part of the radial direction with respect to the center part and a part corresponding to all or a part of the remaining angles are sequentially formed by multiple injection. In forming the molding part 30, the hair 100 of the brush molding part may be configured as the hair 100 of the brush according to the present invention.

In addition, as disclosed in the method of manufacturing an injection product using a straight multiple injection of the applicant's patent application No. 2008-98133 and a mascara brush manufactured by the method, the body 32 and the body to be able to apply mascara liquid to the eyebrows A plurality of hairs 100 which are formed radially around the 32 is provided, and a portion corresponding to a part of the longitudinal direction of the body 32, and partitioned along the longitudinal direction of the body 32 of the remaining parts. In forming the brush molding unit 30 formed by sequentially multi-injecting a part or all of the parts, the hair 100 of the brush molding part may be configured as the hair 100 of the brush according to the present invention. .

Accordingly, the plurality of hairs 100 constituting the brush molding part 30 may be selected and applied from two or more materials having different colors, and thus, the plurality of hairs 100 having different cross-sectional shapes. In constructing the brush molding part 30, the user may be configured in different colors according to the cross-sectional shape, or in different colors according to the arrangement direction or position of the hair 100. While making it easier to use according to the cross-sectional shape, arrangement shape and position, the aesthetics can be further improved by the harmony of various colors.

Figure 2b is shown to explain an example of applying the hair 100 of the brush according to the present invention in the embodiment disclosed in the cosmetic brush of the applicant's patent application No. 2008-6968, the brush rod 10 and the brush rod In the cosmetic brush used to apply a cosmetic powder or cosmetic liquid is composed of a plurality of hairs (100) formed at the end of the (10) is injection-molded in the form of a bundle of interconnected ends of each bundle (20) The hair 100 of the brush part may be configured as the hair 100 of the brush according to the present invention.

5 is

In addition, the brush molded part 120 may have a cross-sectional shape having a plurality of edges, such as a triangle, a square, a polygon, a semicircle, a crescent, or a cross-sectional shape having a curved edge in which concave portions and convex portions are alternately suspended. When formed, the separation interval between the brush molding parts 120 may be further expanded or the contact surface with the coating liquid may be further expanded as compared with the case of having a circular cross section, so that a larger amount of the coating liquid may be contained and applied.

According to the hair of the brush according to the present invention having the configuration as described above, the mascara brush and the cosmetic brush having the same, each of the hair 100 of the brush is specific to the pressing force or movement in the application direction, that is, the radial direction It has a directional property, and it is possible to implement a variety of contact characteristics and coating characteristics with the coating surface, liquid adhesion and containing characteristics according to the gap shape between the mother and the like.

Even when forming the bristle 100 of the brush with a fine thickness, a cross-sectional shape having a plurality of edges such as a triangle, a square, a polygon, a semicircle, a crescent, or a concave portion and a convex portion alternately continue by injection molding or extrusion. Various embodiments having a cross-sectional shape having curved edges formed may be easily implemented.

When the brush molded part is formed to have a cross-sectional shape having a plurality of corners such as a triangle, a square, a polygon, a semicircle, a crescent, or a cross-sectional shape having a curved edge in which concave portions and convex portions are alternately suspended, According to the bundle characteristics of (100) compared to the case having a circular cross-section can be formed to expand the separation interval between the brush molding portion or to further expand the contact surface with the coating liquid can contain and apply a larger amount of liquid.

In addition, the biodegradable resin provides environmental friendliness according to the accelerated decomposition rate, and it is also a skin irritant caused by contact with or ingestion of existing artificial compounds due to environmentally friendly biodegradation properties even when the human body is in contact with or ingested. However, there are no safety or health problems such as body accumulation and carcinogenesis, so it can be safely used for medical, laboratory, cosmetic, infant, and elderly.

The present invention has been described with reference to preferred embodiments of the present invention, but the present invention is not limited to these embodiments, and the claims and detailed description of the present invention together with the embodiments in which the above embodiments are simply combined with existing known technologies. In the present invention, it can be seen that the technology that can be modified and used by those skilled in the art are naturally included in the technical scope of the present invention.

1a-a perspective view of a first embodiment of a mascara applicator according to the invention

1b-1a cross-sectional view showing the various embodiments of FIG. 1a

Fig. 1c-Fig. 1b is a front view of the main part and the main right side view

1D-1H cross-sectional view showing still another embodiment of the various embodiments of FIG.

Fig. 1E-Front view of the main part of Fig. 1D

1f-sectional view of the main part of another embodiment of FIG. 1a

2a-a perspective view of a first embodiment of a cosmetic brush according to the invention

Fig. 2B-Fig. 2A of the main part longitudinal section

3A to 3A are cross-sectional views illustrating various embodiments of the cross-sectional shape of the A-A line and the B-B line of FIG. 2A.

4-3 is a schematic view showing a simulated dense form of the brush shown in FIG.

5A and 5B are cross-sectional views showing other various embodiments of the cross-sectional view taken along line A-A of FIG. 1A and line B-B of FIG. 2A.

6 to 5 are schematic views showing a simulated dense form of the brush shown in FIG.

<Description of Major Symbols Used in Drawings>

10: handle 15: handle

20: brush portion 30: brush molding portion

31: stiffener 32: body

40: comb forming part 41: comb

100: Mo

Claims (24)

delete delete delete delete delete delete delete delete delete It has a cross-sectional shape having a plurality of corners, such as a triangle, a square, a polygon, a semicircle, is formed radially around the body 32 of the mascara brush for applying mascara liquid to the eyebrows, and the body 32 A plurality of parts are formed by sequentially ejecting a portion corresponding to a part of the radial direction with respect to all or a part of the remaining angles, and each injection is selected and applied from two or more materials having different colors. Hair 100 of the brush, characterized in that. delete It has a cross-sectional shape having a plurality of corners, such as a triangle, a square, a polygon, a semicircle, is formed radially around the body 32 of the mascara brush for applying mascara liquid to the eyebrows, and the body 32 Is formed by sequentially ejecting a portion corresponding to a portion of the longitudinal direction of the portion or the portion corresponding to all or a part of the remaining portion along the longitudinal direction of the body 32, each injection has a different color Brush 100, characterized in that applied to the selection of two or more materials. delete delete delete delete delete delete delete delete delete delete delete delete

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