KR101863707B1 - A cosmetic container with a sealing member - Google Patents

Abstract

The present invention relates to a cosmetic vessel having a sealing member which prevents cosmetic chemical stored in a storage space portion from leaking to the outside. More specifically, the cosmetic vessel comprises: a vessel body unit including a first space portion formed inside, an inlet formed on the upper part of the first space portion, and a first separation-preventing protrusion formed along the outer periphery of the inlet; a shoulder unit formed in a shape to penetrate from the upper part to the lower part thereof and including a first separation-preventing groove formed in the lower inner periphery thereof to correspond to the first separation-preventing protrusion, a projection formed in the upper part of the first separation-preventing groove, a second separation-preventing protrusion formed in the upper inner periphery thereof, and a first screw thread formed on the upper outer periphery thereof; a packing unit formed in a shape to penetrate from the upper part to the lower part thereof and made of an elastic material to include a second separation-preventing groove formed in the upper outer periphery to correspond to the second separation-preventing protrusion and a sealing member extended downward from the second separation-preventing groove to cover the projection when joined to the shoulder unit; a cap unit including a second space portion formed inside and an opening formed in the lower part of the second space portion; and a working unit including a body with some parts inserted into the second space portion, a second screw thread formed on the inner periphery of the body to correspond to the first screw thread, a brush stick formed to extend downward from the center of the inner periphery of the body, and a brush formed on the end of the brush stick.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a cosmetic container having a sealing member,

The present invention relates to a cosmetic container provided with a sealing member.

More specifically, the container body portion and the shoulder portion are coupled with each other so that the upper end of the container body portion is forcedly fitted to the sealing member of the packing portion, so that the cosmetic stored in the first space portion of the container body portion can be prevented from flowing out To a cosmetic container provided with a sealing member.

In general, women use a variety of cosmetics to enhance their appearance, among which Mascara is a cosmetic used to make long and thick eyelashes, while Lipgloss provides nourishment and gloss to the lips, It is a cosmetic used to infuse life into the body.

Wherein the mascara and the lip gloss comprise a container for storing a liquid of a mascara and a liquid of a lip gloss, a handle for opening and closing the container, a rod-shaped barrel protruding to a lower portion of the knob, and a coating portion formed at a lower end of the barrel, The mascara liquid or the lip gloss liquid is buried in the application portion by the coupling or separation of the handle and the container.

However, when the mascara solution and the lipgloss solution are used by being buried in the brush, the mascara solution and the lipgloss solution are buried in the brush too much and the mascara solution and the lipgloss solution are scattered on the brush, In the case of mascara, the eyelashes are clumped.

As a technique for solving such a problem, Korean Utility Model Publication No. 20-0385937 discloses a wiper structure of a mascara container.

1 is a view showing a wiper structure of a conventional mascara container. Referring to FIG. 1, a wiper structure of a conventional mascara container is formed by integrally molding injection molding of a mascara claw and a wiper, and then fastening the mascara claw and the wiper to the opening of the mascara container. Even if the inner diameter dimension of the opening of the mascara container is not constant, And can be prevented from being separated.

A wiper 3 inserted into the opening 2 of the mascara container 1 is formed inwardly and the upper flange 4 of the wiper 3 is inserted into the opening 2 of the mascara container 1, (6) formed with a gap corresponding to the thickness of the opening (2) so as to be bent downward from the opening (2) so as to be positioned outside the opening (2) and a thread (5) And the wiper body 7 is coupled to the mascara container 1 by the engaging means.

However, in the prior art, since the adhesive portion of the container 1 and the shoulder must be ultrasonically bonded to seal the mascara container 1 so that the mascara liquid contained in the mascara container 1 is not leaked to the outside, There is a problem that it becomes complicated and the cost increases.

Registration Utility Model No. 20-0385937 (May 26, 2005) Registration Utility Model Bulletin No. 20-0479284 (2016.01.06.) Registration Utility Model Publication No. 20-0475967 (Dec. 12, 2015)

SUMMARY OF THE INVENTION The present invention has been conceived to solve the above problems, and it is an object of the present invention to provide an apparatus and a method for disposing a container in which a container body portion and a shoulder portion are combined, and an upper end of the container body portion is forcedly fitted to a sealing member of a packing portion, And a sealing member capable of preventing the cosmetic stored in the first space portion from flowing out to the outside.

Another object of the present invention is to provide a wiper member having an inner perforation and protruding toward an inner center of a packing part and having a diameter smaller than a diameter of a stem, And a sealing member capable of preventing leakage to the outside of the container.

According to an aspect of the present invention, there is provided a cosmetic container including a sealing member, the cosmetic container including a first space formed therein, an inlet formed at an upper portion of the first space, 1 container body portion including a detachment protrusion; A first separation preventing groove formed in the upper and lower parts of the body so as to correspond to the first separation preventing protrusion at the periphery of the lower part, a step formed at the upper part of the first separation preventing groove, A shoulder portion including a first thread formed on the upper outer periphery of the second anti-separation protrusion; A second detachment prevention groove formed on an upper outer circumference of the shoulder portion to correspond to the second detachment protrusion, and a second detachment prevention groove formed on the upper outer periphery to correspond to the second detachment protrusion, A packing part extending downward from the second separation preventing groove and having a predetermined thickness and being pressed between the step and the upper end of the container body part to seal the first space part of the container body part; A cap portion including a second space formed inside the first space and an opening formed under the second space; A second thread formed to correspond to the first thread on the inner periphery of the body, a stem extending downward from the inner periphery center of the body, and a stem extending from the end of the stem to the second space, And a working portion including a brush formed on the brush.

Further, the height from the first detachment projection to the upper end of the container main body portion is lower than the height from the first detachment prevention groove of the shoulder portion to the step, and the height from the first detachment groove of the shoulder portion to the sealing member of the packing portion Is higher than the height.

The height of the container main body portion from the first detachment protrusion to the upper end is the same as the height from the first detachment prevention groove of the shoulder portion to the sealing member, and the upper end of the container body portion is protruded upward And protrusions are formed.

In addition, one or a plurality of anti-rotation protrusions formed at the outer circumference of the inlet port and perpendicular to the first detachment protrusion are formed in the container body part, and the shoulder part is formed at the inner circumference of the lower part And one or a plurality of rotation preventing grooves formed at right angles to the first separation preventing grooves and corresponding to the rotation preventing protrusions.

In addition, the packing unit may include a wiper member formed on the sealing member, the wiper member protruding to the inner center of the packing unit.

The wiper member is characterized in that the diameter of the inner penetrating portion is equal to or less than the diameter of the stall of the working portion.

In addition, the shoulder portion and the packing portion are combined through a double injection process.

In addition, the shoulder portion may include a fixing jaw formed at a lower portion of the first screw thread, the working portion may include a fixing groove extending downward from the body and corresponding to the fixing jaw, And the fixing groove are formed at a position where the shoulder portion and the working portion are engaged with each other at the time of complete engagement by the first screw thread and the second screw thread, and the complete engagement is formed by the first screw thread and the second screw thread, The work to be engaged is in contact with the fixing jaw formed at the lower portion of the first thread of the shoulder portion so that the shoulder portion and the working portion are not rotated in the direction in which they are further screwed together.

In addition, the packing part is made of a material in which one or a plurality of TPR (Thermo Plastic Rubber) materials and TPE (Thermo Plastic Elastomer) materials are mixed.

In addition, the first detachment protrusion may have a shape such that an upper portion of the first detachment protrusion gradually widens from an upper portion to a lower portion thereof, and a lower portion thereof is formed in a stepped shape, And is formed so as not to be separated from the first detachment projection.

According to the cosmetic container provided with the sealing member according to the embodiment of the present invention, the upper end of the container main body portion is forced to fit into the sealing member of the packing portion while the container main body portion and the shoulder portion are coupled, There is an effect that the stored cosmetic product can be prevented from flowing out to the outside.

According to the present invention, a wiper member having a diameter smaller than the diameter of the stem is provided so that the cosmetic on the stem can be prevented from flowing out to the outside.

1 is a view showing a wiper structure of a conventional mascara container.
Figures 2a and 2b show a cosmetic container with a sealing member according to the invention.
3A and 3B are views showing a shoulder portion of a cosmetic container provided with a sealing member according to the present invention.
4A and 4B are views showing a packing part of a cosmetic container provided with a sealing member according to the present invention.
5A and 5B are views showing a cap part of a cosmetic container provided with a sealing member according to the present invention.
FIG. 6A is a view showing a working portion of a cosmetic container provided with a sealing member according to the present invention. FIG.
7A and 7B are views showing a state where a shoulder part and a packing part of a cosmetic container having a sealing member according to the present invention are combined.
FIGS. 8A and 8B are views showing an embodiment of a state in which a container main body portion and a shoulder portion of a cosmetic container provided with a sealing member according to the present invention are engaged with each other.
9A and 9B are views showing another embodiment of the state of engagement between the container main body portion and the shoulder portion of the cosmetic container provided with the sealing member according to the present invention.
10A and 10B are views showing another embodiment of the first detachment projection of the cosmetic container provided with the sealing member according to the present invention.

While the invention is susceptible to various modifications and alternative forms, specific embodiments thereof are shown by way of example in the drawings and will herein be described in detail. It is to be understood, however, that the invention is not to be limited to the specific embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

It is to be understood that when an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, .

On the other hand, when an element is referred to as being "directly connected" or "directly connected" to another element, it should be understood that there are no other elements in between.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In the present application, the term "comprises" or "having ", etc. is intended to specify the presence of stated features, integers, steps, operations, elements, parts, or combinations thereof, And does not preclude the presence or addition of one or more other features, integers, integers, steps, operations, elements, components, or combinations thereof.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the meaning in the context of the relevant art and are to be construed as ideal or overly formal in meaning unless explicitly defined in the present application Do not.

Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concept of the term appropriately in order to describe its own invention in the best way. The present invention should be construed in accordance with the meaning and concept consistent with the technical idea of the present invention. Further, it is to be understood that, unless otherwise defined, technical terms and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Descriptions of known functions and configurations that may be unnecessarily blurred are omitted. The following drawings are provided by way of example so that those skilled in the art can fully understand the spirit of the present invention. Therefore, the present invention is not limited to the following drawings, but may be embodied in other forms. In addition, like reference numerals designate like elements throughout the specification. It is to be noted that the same elements among the drawings are denoted by the same reference numerals whenever possible.

The present invention is characterized in that the upper end of the container body part is forcedly inserted into the sealing member of the packing part while the container body part and the shoulder part are engaged with each other so that the cosmetic stored in the first space part of the container body part can be prevented from flowing out, To a cosmetic container.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the like elements throughout.

FIGS. 2A and 2B are views showing a cosmetic container with a sealing member according to the present invention, FIGS. 3A and 3B are views showing a shoulder portion of a cosmetic container having a sealing member according to the present invention, and FIGS. 5a and 5b are views showing a cap portion of a cosmetic container provided with a sealing member according to the present invention, and FIG. 6a is a cross-sectional view of a cap portion of the cosmetic container according to the present invention, 1 is a view showing a working part of a cosmetic container provided with a sealing member according to the present invention.

2A to 6B, a cosmetic container having a sealing member according to the present invention includes a first space 11 formed therein, an inlet 12 formed at an upper portion of the first space 11, And a first detachment protrusion 13 formed along the outer circumference of the inlet 12 and a second detachment protrusion 13 formed to correspond to the first detachment protrusion 13 at a bottom inner circumference A first separation preventing groove 21, a step 22 formed on the upper portion of the first separation preventing groove 21, a second separation preventing projection 23 formed on the inner circumference of the upper portion, A first separation preventing groove 31 formed to correspond to the second separation preventing projection 23 on the outer peripheral surface of the upper portion, And a sealing member (32) extending downward from the second separation preventing groove (31) and surrounding the step (22) when engaged with the shoulder (20) A second space portion 41 formed inside the packing portion 30, and an opening 42 formed in the lower portion of the second space portion 41. The packing portion 30 is formed of a material having elasticity, And a second space portion 41 formed on the inner circumference of the body 51 to correspond to the first screw thread 24. The cap portion 40 includes a cap 51, (50) including a thread (52), a stem (53) extending downward from the center of the inner periphery of the body (51), and a brush (54) formed at the end of the stem do.

At this time, cosmetic solution such as mascara liquid or lip gloss liquid can be stored in the first space part 11 inside the container body part 10, and the container body part 10 can be stored inside the first space part 11 May be configured to be tightly coupled with the sealing member 32 so that the cosmetic solution of the present invention does not leak out to the outside.

This will be described in detail in the following description of Figs. 8A to 9B.

The container main body 10 may be provided with one or a plurality of rotation preventing protrusions 15 formed at the outer circumferential edge of the inlet 12 and formed to cross at right angles with the first detachment protrusions 13 And one or a plurality of rotation preventing grooves 25 corresponding to the rotation preventing protrusions 15 are formed on the shoulder portion 20 so as to cross at right angles to the first separation preventing grooves 21, May be formed.

The rotation preventing protrusion 15 and the rotation preventing recess 25 prevent the container body 10 and the shoulder 20 from rotating with respect to each other and the container body 10 and the shoulder 20 are formed in the shape of a polygonal cross section, when the end surface of the container body part 10 and the shoulder part 20 are formed in a circular shape, the container body part 10 and the shoulder part 20 Can be prevented from being lowered due to the mutual rotation.

The packing part 30 includes a wiper member 33 which is formed on the upper part of the sealing member 32 so as to penetrate the inside of the packing part 30 and protrudes toward the inner center of the packing part 30 .

The wiper member 33 may be configured such that the diameter of the inner penetrating portion 33a is the same as the diameter of the stem 53 of the working portion 50 or shorter than the diameter of the stem 53.

That is, the wiper member 33 allows the stem 53 of the working portion 50 to flow into the first space portion 11 of the container body portion 10 through the penetrating portion 33a of the wiper member 33, And the diameter of the penetration portion 33a is set to be shorter than the diameter of the stem 53 of the working portion 50 so that the stem 53 contacts the penetration portion 33a of the working portion 50 A cosmetic solution such as a mascara liquid or a lip gloss liquid adhering to the stem 53 rather than the brush 54 is filtered by the wiper member 33 so that the stem 53 contacts the outside of the container body 10 The cosmetic solution may not remain on the stem 53.

The packing part 30 may be made of a material mixed with one or more of TPR (Thermo Plastic Rubber) material and TPE (Thermo Plastic Elastomer) material.

At this time, the TPR material is an intermediate type of rubber and plastic which is soft and durable. It is lighter than general rubber, has excellent elasticity and restoring force, and has a slip prevention function. Therefore, The TPE material has both rubber and plastic properties, but it is harder than rubber, softer than plastic, and has a soft characteristic, so it is widely used in the area of the mouth and has anti-slip function. Is a material that is widely used.

The shoulder portion 20 may include a fixing jaw 26 formed at a lower portion of the first thread 24 and may extend downward from the body 51 to the working portion 50, The fixing jaw 26 and the fixing groove 55 may be formed such that the shoulder portion 20 and the working portion 50 are in contact with the first threaded portion 26, (24) and the second thread (52).

The complete engagement between the shoulder 20 and the work part 50 means that the work part 50 is engaged with the upper part of the shoulder part 20 by the first thread 24 and the second thread 52, Is in contact with the securing step 26 formed under the first thread 24 of the shoulder 20 so that the shoulder 20 is not rotated in the direction in which the working part 50 is further screwed Lt; / RTI >

That is, the working part 50 is coupled with a part of the body 51 inserted into the cap part 40, and the working part 50 and the shoulder part 20 are engaged with the first thread The fixing jaw 26 of the shoulder portion 20 is inserted into the fixing groove 55 of the working portion 50 while being rotated by the first screw thread 24 and the second screw thread 52, And the outer peripheral edge of the upper portion of the shoulder portion 20 are fixed to abut against each other.

Particularly, the fixing jaw 26 and the fixing groove 55 may be formed in a polygonal shape. However, the fixing jaw 26 and the fixing groove 55 may be formed in a circular shape, and when they are rotated by a user, .

7A and 7B are views showing a state where a shoulder portion and a packing portion of a cosmetic container having a sealing member according to the present invention are combined.

7A and 7B, the shoulder portion 20 and the packing portion 30 of the present invention can be manufactured in a combined state through a double injection process. The injection step is a step of molding an article of a desired shape using one kind of resin. In particular, the double injection is a step of molding an article of a desired shape using a different kind of resin.

That is, the coupling structure of the shoulder part 20 and the packing part 30 can be realized by an injection device having a structure in which a rotary mechanism is provided to two injection devices and a movable plate, or a device designed to perform double injection using a core or slide structure The shoulder portion 20 and the packing portion 30 are combined by using a mold.

FIGS. 8A and 8B are views showing an embodiment of a coupling state of a container main body part and a shoulder part of a cosmetic container provided with a sealing member according to the present invention. FIGS. 9A and 9B are views Fig. 7 is a view showing another embodiment of the state of engagement between the container main body portion and the shoulder portion of the cosmetic container.

8A and 8B, the height a of the container body portion 10 from the first detachment protrusion 13 to the upper end of the container body 10 is smaller than the height a of the shoulder portion 20 Is lower than the height b from the groove 21 to the step 22 and the height from the first separation preventing groove 21 of the shoulder portion 20 to the sealing member 32 of the packing portion 30 c. < / RTI >

That is, when the first detachment protrusion 13 of the container body 10 is inserted into the first detachment prevention groove 21 of the shoulder 20, the upper end of the container body 10 is inserted into the packing The first space portion 11 of the container main body portion 10 can be sealed by pressing the sealing member 32 of the container portion 30.

The height a of the container body portion 10 from the first detachment protrusion 13 to the upper end of the container body portion 10 is greater than the height a of the packing portion 30 from the first detachment prevention groove 21 of the shoulder portion 20. [ The sealing member 32 of the packing part 30 having a part of the upper end of the container body part 10 made of the elastic material is made to be higher than the height c of the sealing part 32 of the container body part 10 So that the first space portion 11 of the container main body portion 10 is sealed.

9A and 9B, the height of the container body portion 10 from the first detachment protrusion 13 to the upper end of the container body portion 10 of the present invention is larger than the height of the first detachment prevention groove 21 of the shoulder portion 20, And the protruding portion 14 protruding upward in the upper end of the container body portion 10 may be formed.

That is, the first detachment protrusion 13 of the container body 10 is inserted into the first detachment prevention groove 21 of the shoulder portion 20 and is formed at the upper end of the container body portion 10 The projecting portion 14 presses the sealing member 32 so that the first space portion 11 of the container body portion 10 can be sealed.

In other words, the height from the first detachment protrusion 13 to the upper end of the container body part 10 is greater than the height of the sealing part 30 from the first detachment prevention groove 21 of the shoulder part 20 And a protrusion 14 is formed at an upper end of the container main body part 10 so that the protruding part 14 of the container main body part 10 is made of a material having elasticity So that the first space portion 11 of the container main body portion 10 is sealed.

The protruding portion 14 may have a size corresponding to 1/3 to 1/2 of the thickness of the sealing member 32 of the packing portion 30. The size of the protruding portion 14 may be, The protrusion 14 may be deformed according to the embodiment so that the inside of the first space 11 is effectively sealed while the protrusion 14 presses the sealing member.

10A and 10B are views showing another embodiment of the first detachment projection of the cosmetic container provided with the sealing member according to the present invention.

10A and 10B, the first detachment protrusion 13 formed in the container main body 10 of the present invention is formed such that the upper portion thereof gradually widens from the upper portion toward the lower portion, Preventing groove 21 can be prevented from being separated from the first detachment protrusion 13 when the first detachment protrusion 13 is engaged with the first detachment prevention groove 21. [

In other words, when the first detachment protrusion 13 is engaged with the first detachment prevention groove 21, the first detachment protrusion 13 protrudes from the first detachment protrusion 13 The first detachment protrusion 13 may be separated from the first detachment protrusion 21 by a lower end of the first detachment prevention groove 21 in a state in which a separate tool is not used, Lt; / RTI >

As described above, according to the present invention, the upper end of the container body portion is forcedly fitted to the sealing member of the packing portion while the container main body portion and the shoulder portion are engaged with each other so that the cosmetic stored in the first space portion of the container main body can be prevented from flowing out There is an effect.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It can be seen that branch substitution, modification and modification are possible.

10: container body part 11: first space part
12: inlet 13: first detachment projection
14: projection 15: rotation preventing projection
20: shoulder portion 21: first detachment preventing groove
22: step 23: second detachment projection
24: first thread 25: anti-rotation groove
26: Fixed chin
30: packing part 31: second separation preventing groove
32: sealing member 33: wiper member
33a:
40: cap part 41: second space part
42: Open mouth
50: working part 51: body
52: second thread 53: staple
54: Brush 55: Fixing groove

Claims (10)

(12) formed at the upper part of the first space part (11) and a first detachment protrusion (13) formed along the outer circumference of the inlet (12). The first space part (11) (10);
A first separation preventing groove 21 formed to penetrate the upper and lower parts and corresponding to the first separation preventing protrusion 13 at the inner periphery of the lower part, A shoulder portion 20 including a step 22, a second detachment protrusion 23 formed on the upper inner circumference, and a first thread 24 formed on the upper outer circumference;
And is formed of a material having an upper and lower parts penetrating and elasticity and is laminated from the upper part of the inner surface of the shoulder part 20 to the lower part of the step 22, A second separation preventing groove 31 formed to correspond to the first separation preventing groove 31 and a second separation preventing groove 31 extending downward from the second separation preventing groove 31 and having a predetermined thickness, A packing part (30) including a sealing member (32) for sealing the first space part (11) of the container body part (10);
A cap portion 40 including a second space portion 41 formed inside the first space portion 41 and an opening portion 42 formed in the lower portion of the second space portion 41; And
A second thread 52 formed to correspond to the first thread 24 on the inner circumference of the body 51 and a second thread 52 formed to correspond to the first thread 24 in the body 51 A working portion 50 including a stem 53 extending downward from the center of the inner periphery of the stem 53 and a brush 54 formed at the end of the stem 53;
Wherein the sealing member comprises a sealing member.
The method according to claim 1,
The height (a) from the first detachment projection (13) to the upper end of the container body part (10)
Is smaller than the height b of the shoulder portion 20 from the first detachment preventing groove 21 to the step 22 and the distance from the first detachment preventing groove 21 of the shoulder portion 20 to the packing portion 30 (C) to the sealing member (32) of the sealing member (32).
The method according to claim 1,
The height from the first detachment projection (13) to the upper end of the container body part (10)
Is equal to the height from the first separation preventing groove (21) of the shoulder portion (20) to the sealing member (32)
At the upper end of the container body portion 10,
And a protruding portion (14) formed to protrude upward.
The method according to claim 1,
In the container main body 10,
One or a plurality of rotation preventing protrusions 15 formed at an outer circumferential edge of the inlet 12 and formed to intersect at right angles with the first detachment protrusions 13,
In the shoulder portion 20,
And one or a plurality of rotation preventing grooves (25) formed at the inner circumferential edge of the lower portion and intersecting the first separation preventing grooves (21) at right angles to correspond to the rotation preventing protrusions (15) A cosmetic container comprising a sealing member.
The method according to claim 1,
In the packing section 30,
And a wiper member (33) formed on an upper portion of the sealing member (32) and formed to penetrate the inside of the sealing member (32) and protruding toward an inner center of the packing unit (30) Equipped cosmetic container.
6. The method of claim 5,
The wiper member (33)
Wherein the diameter of the inner penetrating portion (33a) is equal to or less than the diameter of the stem (53) of the working portion (50).
The method according to claim 1,
The shoulder portion (20) and the packing portion (30)
Wherein the container is coupled through a dual injection process.
The method according to claim 1,
In the shoulder portion 20,
And a fixing jaw (26) formed at a lower portion of the first screw thread (24)
In the working unit 50,
And a fixing groove 55 extending downward from the body 51 and corresponding to the fixing jaw 26,
The fixing jaw (26) and the fixing groove (55)
The shoulder portion 20 and the working portion 50 are formed at positions where the shoulder portion 20 and the working portion 50 are engaged with each other when the first screw thread 24 and the second screw thread 52 are fully engaged,
The full-
A working portion 50 coupled to the upper portion of the shoulder 20 by the first thread 24 and the second thread 52 is formed below the first thread 24 of the shoulder 20 Is in contact with the fixing jaw (26) and is not rotated in a direction in which the shoulder (20) and the working part (50) are further screwed together.
The method according to claim 1,
The packing portion (30)
A thermo plastic rubber (TPR) material, and a thermo plastic elastomer (TPE) material.
The method according to claim 1,
The first detachment projection (13)
The upper part is formed in a shape gradually increasing from the upper part to the lower part and the lower part is formed in a step shape so that when the first separation prevention groove 21 is engaged with the first separation prevention groove 21, And the protruding protrusion (13) is formed in such a shape as not to be detached from the protrusion (13).

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