US20260232103A1

US20260232103A1 - Makeup brush

Info

Publication number: US20260232103A1
Application number: US19/155,753
Authority: US
Inventors: Jae Kwang Hwang
Original assignee: FS Korea Industries Inc
Current assignee: FS Korea Industries Inc
Priority date: 2023-04-12
Filing date: 2024-02-21
Publication date: 2026-08-13
Also published as: KR102805688B1; WO2024214944A1; KR20240152099A; CN120813280A

Abstract

A makeup brush is disclosed. The makeup brush of the present disclosure includes: a brush body provided as a handle for a user; a brush bristle coupling part coupled to the brush body and including a base body; and a brush bristle part coupled to the brush bristle coupling part and including bristles, wherein the brush bristle part is detachably coupled to a flange coupling portion provided on the brush bristle coupling part, a guide portion configured to guide detachable coupling of the brush bristle part to the brush bristle coupling part is provided on the brush bristle coupling part, and the guide portion includes a plurality of cut holes formed by cutting the base body.

Description

BACKGROUND

Technical Field

The present disclosure relates to a makeup brush and, more particularly, to a makeup brush that allows a complete product to be assembled without using an adhesive during the manufacturing process of the brush and enables convenient mounting of bristles.

Description of the Related Art

In general, cosmetics that are used for makeup are in the form of a liquid, a solid, or a mixture of liquid and solid. Brushes having various shapes or sizes have been developed and used to apply solid-type cosmetics to the face.
That is, such brushes are configured to allow solid powder-type cosmetics to be applied appropriately to the face or the like by being picked up on the bristles of the brushes. Such brushes include a handle that can be held by a user and a brush head that is provided at a front end of the handle and composed of a plurality of bristles.
Previously, the brush head was bonded to the handle using chemicals such as adhesives. In this case, since adhesives are made of chemicals, they may have harmful effects on the human body, and considering this, if adhesives harmless to the human body are used, there is a problem that manufacturing costs increase.
Further, since adhesives are materials vulnerable to heat, when they are exposed to heat, there is a problem that the bonded part separates and the durability decreases. The above description is the background for helping understand the present disclosure and does not means the related art well known in the art.

SUMMARY

Accordingly, an objective of the present disclosure relates is to provide a makeup brush that allows a complete product to be assembled without using an adhesive during the manufacturing process of the brush and enables convenient mounting of bristles.
According to an aspect of the present disclosure, there may be provided a makeup brush including: a brush body provided as a handle for a user; a brush bristle coupling part coupled to the brush body and including a base body; a brush bristle part coupled to the brush bristle coupling part and including bristles; and a connecting fixing part having one side coupled to the brush body and the other side supporting the bristles, and configured to surround the brush bristle coupling part, wherein the brush bristle part is detachably coupled to a flange coupling portion provided on the brush bristle coupling part, a guide portion configured to guide detachable coupling of the brush bristle part to the brush bristle coupling part is provided on the brush bristle coupling part, and the guide portion includes a plurality of cut holes formed by cutting the base body.
The brush bristle coupling part may include: the base body detachably coupled to the brush body; and the guide portion including the plurality of cut holes formed by cutting the base body downward from an upper end portion of the base body.
The guide portion may include: a first cut hole formed by cutting the upper end portion of the base body downward; a second cut hole formed by cutting the base body in a first widthwise direction of the base body from an end of the first cut hole; a third cut hole formed by cutting the base body in a second widthwise direction of the base body from the end of the first cut hole; a fourth cut hole formed by cutting the base body downward in a region where the second cut hole and the third cut hole are joined.
A length of the fourth cut hole may be longer than a length of the first cut hole, and lengths of the second cut hole and the third cut hole may be longer than the length of the first cut hole and shorter than the length of the fourth cut hole.
The first cut hole and the fourth cut hole may be formed perpendicularly to the second cut hole and the third cut hole, and the first cut hole and the fourth cut hole may be formed on the same vertical line.
The brush bristle coupling part may further include: a first reinforcing wall provided on an inner wall of the base body in a region where the second cut hole and the third cut hole are provided, and configured to reinforce the base body; and a second reinforcing wall provided on the inner wall of the base body in a region where a lower end portion of the fourth cut hole is provided, and configured to reinforce the base body.
The flange coupling portion may be provided on the same line as the second cut hole and the third cut hole, and may be provided as a groove on an inner wall of the base body.
The brush bristle part may further include a flange member to which the bristles are coupled, and a protruding member may be provided on the flange member and supported by the cut hole, thereby preventing rotation of the brush bristle part.
According to embodiments of the present disclosure, it is possible to assemble a finished product without using an adhesive in the process of manufacturing a brush.
Further, the brush bristle part can be easily mounted to the brush bristle coupling part by the guide portion having a plurality of cut holes formed by cutting the base body.
Furthermore, the region of the base body in which the guide portion having the plurality of cut holes is provided can be structurally reinforced by the first reinforcing wall and the second reinforcing wall.
Further, in the present embodiment, since the protruding member provided the flange member is supported by a cut hole provided at the brush bristle coupling part, rotation of the brush bristle part is prevented, and accordingly, the brush bristle part can be fixed in position.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a perspective view schematically showing a makeup brush according to an embodiment of the present disclosure.

FIG. 2 is an exploded perspective view of the makeup brush shown in FIG. 1 .

FIG. 3 is a perspective view showing the state in which the bristles shown in FIG. 2 have been separated from the brush bristle coupling part.

FIG. 4 is a perspective view showing the brush bristle coupling part shown in FIG. 2 .

FIG. 5 is a front view of FIG. 4 .

FIG. 6 is a cross-sectional view taken along line A-A′ of FIG. 4 .

FIG. 7 is a left side view of FIG. 4 .

FIG. 8 is an enlarged perspective view of an upper area of the brush bristle coupling part shown in FIG. 4 .

FIG. 9 is a bottom perspective view of FIG. 4 .

DETAILED DESCRIPTION

It is required to refer to the accompanying drawings exemplifying preferred £ embodiments of the present disclosure and the contents in the accompanying drawings to help sufficiently understand the present disclosure, the operational advantages of the present disclosure, and the objectives that are achieved by implementing the present disclosure.
The present disclosure will be described hereafter in detail by describing exemplary embodiments of the present disclosure with reference to the accompanying drawings. Like reference numerals given in the drawings indicate like components.
FIG. 1 is a perspective view schematically showing a makeup brush according to an embodiment of the present disclosure, FIG. 2 is an exploded perspective view of the makeup brush shown in FIG. 1 , FIG. 3 is a perspective view showing the state in which the bristles shown in FIG. 2 have been separated from the brush bristle coupling part, and FIG. 4 is a perspective view showing the brush bristle coupling part shown in FIG. 2 .
Further, FIG. 5 is a front view of FIG. 4 , FIG. 6 is a cross-sectional view taken along line A-A′ of FIG. 4 , FIG. 7 is a left side view of FIG. 4 , FIG. 8 is an enlarged perspective view of an upper area of the brush bristle coupling part shown in FIG. 4 , and FIG. 9 is a bottom perspective view of FIG. 4 .
As shown in the figures, a makeup brush 1 according to the present embodiment includes a brush body 100 provided as a handle for a user, a brush bristle coupling part 200 coupled to the brush body 100 and having a base body 210, a brush bristle part 300 coupled to the brush bristle coupling part 200 and having bristles 320, and a connecting fixing part 400 having one side coupled to the brush body 100 and the other side supporting the bristles 320 of the brush bristle part 300 and configured to surround the brush bristle coupling part 200.
The brush body 200, as shown in FIG. 2 , may have a cylindrical rod shape.
In the present embodiment, the brush body 100 may be hollow.
Further, in the present embodiment, a body thread 110 is provided on the inner wall of the upper end portion of the brush body 100, as shown in FIG. 3 , and can be detachably screwed to the base body 210 of the brush bristle coupling part 200.
Further, in the present embodiment, a body step is provided at the upper portion of the brush body 100, and the lower end portion of the connecting fixing part 400 can be engaged with and supported by the body step for coupling. The brush bristle coupling part 200, as shown in FIG. 3 , is provided as a coupling location for the brush bristle part 300 and can be detachably screwed to the upper end portion of the brush body 100.
In the present embodiment, the brush bristle coupling part 200, as shown in FIG. 3 , includes a base body 210 detachably coupled to the brush body 100 and a guide portion 220 having a plurality of cut holes formed by cutting the base body 210 downward from the upper end portion of the base body 210.
The base body 210 of the brush bristle coupling part 200, as shown in FIG. 4 , may have a cylindrical shape with a wider upper portion, a narrower lower portion compared to the upper portion, and a hollow interior.
In the present embodiment, an internal thread 211 is provided on the inner wall of the lower end portion of the base body 210, as shown in FIG. 9 , and can be screwed to the body thread 110 of the brush body 100.
Further, in the present embodiment, a flange coupling portion 212 is, as shown in FIG. 4 , provided on an upper inner wall of the base body 210 and a flange member 310 of the brush bristle part 300 can be detachably fitted therein. In the present embodiment, the flange coupling portion 212 is, as shown in FIG. 4 , provided on the same line as a second cut hole 222 and a third cut hole 223 of the guide portion 220, and may be provided as a groove on an inner wall of the base body 210.
Further, in the present embodiment, a first reinforcing wall 213 and a second reinforcing wall 214 are provided on an inner wall of the base body 210, as shown in FIG. 6 , whereby it is possible to structurally reinforce the region of the base body 210 in which the guide portion 220 is provided.
In the present embodiment, the first reinforcing wall 213, as shown in FIG. 4 , may be provided on the inner wall of the base body 210 in a region where the second cut hole 222 and the third cut hole 223 are provided, and the second reinforcing wall 214, as shown in FIG. 6 , may be provided on the inner wall of the base body 210 in a region where a lower end portion of a fourth cut hole 224 is provided. In the present embodiment, the first reinforcing wall 213 and the second reinforcing wall 214 may be provided by making the inner wall of the base body 210 thicker than other regions.
In the present embodiment, the first reinforcing wall 213 can also structurally reinforce the region of the flange coupling portion 212 that is provided in a groove shape.
Further, in the present embodiment, a step 215 is provided at the lower end portion inside the base body 210, as shown in FIG. 6 , whereby it is possible to support an upper region of the brush body 100.
In the present embodiment, a body support groove 216 is provided on the outer wall of the base body 210, as shown in FIGS. 3 and 7 , so a user can hold the body support groove 25 to rotate or support the base body 210.
The guide portion 220 of the brush bristle coupling part 200 is formed by cutting the base body 210 and can guide the easy attachment and detachment of the brush bristle part 300.
In the present embodiment, the guide portion 220, as shown in FIG. 4 , includes: a first cut hole 221 formed by cutting the upper end portion of the base body downward; a second cut hole 222 formed by cutting the base body 210 in a first widthwise direction of the base body 210 from an end of the first cut hole 221; a third cut hole 223 formed by cutting 210 in a second widthwise direction of the base body 210 from the end of the first cut hole 221; and a fourth cut hole 224 formed by cutting the base body 210 downward in a region where the second cut hole 222 and the third cut hole 223 are joined.
In the present embodiment, as shown in FIG. 6 , the length of the fourth cut hole 224 may be longer than the length of the first cut hole 221, the lengths of the second cut hole 222 and the third cut hole 223 may be longer than the length of the first cut hole 221 and shorter than the length of the fourth cut hole 224, and the lengths of the second cut hole 222 and the third cut hole 223 may be equal to each other. In this case, when the brush bristle part is coupled to the base body 210, the upper end portion of the base body 210 is spread open by the first cut hole 221 to the third cut hole 223, so there is an advantage that it is possible to facilitate the coupling. On the contrary, when the brush bristle part 300 is detached from the brush bristle coupling part 200, the base body 210 is easily spread open by the fourth cut hole 224, so there is an advantage that it is possible to easily separate the brush bristle part 300 from the base body 210.
Further, in the present embodiment, the first cut hole 221 and the fourth cut hole 224 are formed perpendicularly to the second cut hole 222 and the third cut hole 223, and the first cut hole 221 and the fourth cut hole 224 are formed on the same vertical line, whereby it is possible to uniformly distribute the fatigue load that is transmitted to the base body 210.
Meanwhile, in the present embodiment, the guide portion 220 may be provided in a linear shape of the first cut hole 221 and the fourth cut hole 224, excluding the second cut hole 222 and the third cut hole 223.
The brush bristle part 300, as shown in FIG. 3 , may be detachably coupled to the brush bristle coupling part 200.
In the present embodiment, the brush bristle part 300, as shown in FIG. 3 , includes a flange member 310 and a plurality of bristles 320 provided on the top of the flange member 310.
In the present embodiment, the flange member 310 may be detachably fitted in a groove-type flange coupling portion 212 shown in FIG. 3 . In this case, since the top and bottom of the flange member 310 are supported by the flange coupling portion 212, coupling stability can be ensured, and the flange member 310 can be prevented from disengaging.
Further, n the present embodiment, a protruding member 311 is provided at the edge of the flange member 310, as shown in FIG. 3 , and the protruding member 311 is supported by the guide portion 220 to prevent rotation of the brush bristle part 300, whereby it is possible to fix the position of the brush bristle part 300. In the present embodiment, the protruding member 311 may be provided at a position corresponding to the guide portion 220. For example, in the present embodiment, when the guide portion 220 is composed of the first cut hole 221 to the fourth cut hole 224, as shown in FIG. 3 , the protruding member 311 may be inserted in and supported by one selected cut hole 221, 222, 223, or 224. Further, in the present embodiment, when the guide portion 220 is composed of the first cut hole 221 and the fourth cut hole 224 provided in a linear shape, excluding the second cut hole 222 and the third cut hole 223, the protruding member 311 may be inserted in and supported by the first cut hole 221 or the fourth cut hole 224, whereby it is possible to prevent rotation of the brush bristle part 300.
In the present embodiment, the plurality of bristles 320 may be coupled to the flange member 310 by thermal fusion bonding at the lower end, or may be coupled by thermal fusion bonding to the bottom inside a separately provided coupling body (not shown).
Further, in the present embodiment, the plurality of bristles 320 may be bound together and then coupled to the coupling body by a press-fit method, or may be coupled to the flange member 310 or the coupling body using an adhesive safe for human use.
The connecting fixing part 400 may be provided such that one side is coupled to the brush body 100 the other side supports the bristles 320 and surrounds the brush bristle coupling part 200.
In the present embodiment, the connection fixer 400, as shown in FIG. 1 , includes a first fixing body 410 that is supported at its lower end portion by the brush body 100 and a second fixing body 420 that extends upward from the first fixing body 410 and has an upper end supporting the bristles 320.
In the present embodiment, the first fixing body 410 may be inclined toward the brush body 100 from the lower end portion of the second fixing body 420.
Further, in the present embodiment, the first fixing body 410 may be formed such that the diameter is the largest at the upper end portion and gradually decreases toward the lower end portion.
Further, in the present embodiment, the lower end portion of the first fixing body 410 may be locked and supported by the body step provided at upper portion of the brush body 100.
As described above, the present embodiment enables assembly of a finished product without using an adhesive in the process of manufacturing a brush. Further, the brush bristle part can be easily mounted to the brush bristle coupling part by the guide portion having a plurality of cut holes formed by cutting the base body. Furthermore, the region of the base body in which the guide portion having the plurality of cut holes is provided can be structurally reinforced by the first reinforcing wall and the second reinforcing wall.
The present disclosure is not limited to the described embodiments, and it will be apparent to those skilled in the art that various modifications and alterations can be made without departing from the spirit and scope of the present disclosure. Accordingly, such modifications or alterations should be construed as falling within the claims of the present disclosure.

EXPLANATION OF REFERENCE NUMERALS

- 1: Makeup brush
- 100: Brush body
- 110: Body thread
- 200: Brush bristle coupling part
- 210: Base body
- 211: Internal thread
- 212: Flange coupling portion
- 213: First reinforcing wall
- 214: Second reinforcing wall
- 215: Step
- 216: Body support groove
- 220: Guide portion
- 221: First cut hole
- 222: Second cut hole
- 223: Third cut hole
- 224: Fourth cut hole
- 300: Brush bristle part
- 310: Flange member
- 311: Protruding member
- 320: Plurality of bristles
- 400: Connecting fixing part
- 410: First fixing body
- 420: Second fixing body

Claims

What is claimed is:

1. A makeup brush comprising:

a brush body provided as a handle for a user;

a brush bristle coupling part coupled to the brush body and including a base body;

a brush bristle part coupled to the brush bristle coupling part and including bristles; and

a connecting fixing part having one side coupled to the brush body and the other side supporting the bristles, and configured to surround the brush bristle coupling part, wherein the brush bristle part is detachably coupled to a flange coupling portion provided on the brush bristle coupling part,

a guide portion configured to guide detachable coupling of the brush bristle part to the brush bristle coupling part is provided on the brush bristle coupling part, and

the guide portion includes a plurality of cut holes formed by cutting the base body.

2. The makeup brush of claim 1, wherein the brush bristle coupling part includes:

the base body detachably coupled to the brush body; and

the guide portion including the plurality of cut holes formed by cutting the base body downward from an upper end portion of the base body.

3. The makeup brush of claim 2, wherein the guide portion includes:

a first cut hole formed by cutting the upper end portion of the base body downward;

a second cut hole formed by cutting the base body in a first widthwise direction of the base body from an end of the first cut hole;

a third cut hole formed by cutting the base body in a second widthwise direction of the base body from the end of the first cut hole; and

a fourth cut hole formed by cutting the base body downward in a region where the second cut hole and the third cut hole are joined.

4. The makeup brush of claim 3, wherein a length of the fourth cut hole is longer than a length of the first cut hole, and

lengths of the second cut hole and the third cut hole are longer than the length of the first cut hole and shorter than the length of the fourth cut hole.

5. The makeup brush of claim 3, wherein the first cut hole and the fourth cut hole are formed perpendicularly to the second cut hole and the third cut hole, and

the first cut hole and the fourth cut hole are formed on the same vertical line.

6. The makeup brush of claim 3, wherein the brush bristle coupling part further includes:

a first reinforcing wall provided on an inner wall of the base body in a region where the second cut hole and the third cut hole are provided, and configured to reinforce the base body; and

a second reinforcing wall provided on the inner wall of the base body in a region where a lower end portion of the fourth cut hole is provided, and configured to reinforce the base body.

7. The makeup brush of claim 3, wherein the flange coupling portion is provided on the same line as the second cut hole and the third cut hole, and

is provided as a groove on an inner wall of the base body.

8. The makeup brush of claim 1, wherein the brush bristle part further includes a flange member to which the bristles are coupled, and

a protruding member is provided on the flange member and is supported by the cut hole, thereby preventing rotation of the brush bristle part.