KR102005890B1 - Cosmetic container - Google Patents

Abstract

One embodiment of the present invention provides a cosmetic container. The cosmetic container may comprise: a housing for receiving cosmetics and including an outlet formed at one end thereof; a cap portion coupled to the housing to seal the outlet; an operation portion provided on one side of the housing, and having at least a part formed to be exposed to the outside so as to rotate according to a user′s operation; and an elevation portion on top of which cosmetics are disposed and which moves the cosmetics up and down by being linked to the rotation of the operation portion so as to allow the cosmetics to be drawn out from the outlet.

Description

{COSMETIC CONTAINER}

The present invention relates to a cosmetic container, and more particularly, to a cosmetic container which is improved in durability and can be easily taken out of the cosmetic product by operating an operation part formed on one side of the housing.

Generally, the cosmetic container has a structure for taking out the cosmetic product so that the cosmetic product is delivered to a specific part of the body while accommodating various kinds of cosmetic products. The structure of the cosmetic container can be changed according to the properties of the cosmetic product contained in the cosmetic container.

For example, when the cosmetic product is a solid cosmetic product capable of maintaining a constant stick shape such as lipstick or sunbath, the cosmetic container has a dish for supporting the stick-shaped cosmetic product, and the drawer of the cosmetic product can be realized by lifting the dish. Specifically, the conventional cosmetic container includes an outer tube and an inner tube rotatably provided, and when the user holds the outer tube and turns the inner tube exposed downward, the stick type cosmetic may be lifted up to the outside.

Alternatively, the conventional cosmetic container may have a screw that is screwed to a screw and a screw exposed to the outside at the lower end, and the stick-shaped cosmetic may be pulled out to the outside when the screw is rotated by rotating the screw.

However, in the conventional cosmetic container having such a structure, since the cosmetic can be taken out only when the cosmetic container is gripped with one hand and the other operation is performed with the other hand, both hands must be used at the time of withdrawing the cosmetic.

In this case, the user has to take out the cosmetics in advance with appropriate amount before using make-up before the make-up, and it is very inconvenient to use the two hands again when the cosmetics need further withdrawal.

That is, the conventional cosmetic containers for taking stick-shaped cosmetic products have a structure in which the user can not grasp the hand-held and cosmetic products with one hand at the same time, which reduces the convenience of the user.

Disclosure of the Invention The present invention has been made to solve the above problems, and it is an object of the present invention to provide a cosmetic container which is improved in durability through a cap portion surrounding the housing and can be easily taken out of the cosmetic product through operation on a manipulating portion formed on one side of the housing The purpose of that is to do.

The technical problems of the present invention are not limited to the above-mentioned technical problems, and other technical problems which are not mentioned can be understood by those skilled in the art from the following description.

According to one embodiment of the present invention, a cosmetic container is provided. The cosmetic container comprising: a housing accommodating cosmetics and having an outlet formed at one end; A cap portion coupled to the housing to seal the outlet; A manipulation part provided at one end of the housing, at least a part of which is exposed to the outside and rotates according to a user's operation; And an elevating portion in which the cosmetic is disposed on the upper side and the cosmetic is moved up and down in conjunction with rotation of the operating portion to draw the cosmetic from the outlet.

Preferably, the cap portion is coupled to enclose at least a part of one side end portion of the housing, and the operation portion can be exposed to the outside as the cap portion is separated from the housing.

Also, preferably, the operating portion can be exposed at least partially to the outside through the open edge of the one side end of the housing.

Further, preferably, the operating portion is disposed inside one side end portion of the housing, and the exposed portion of the operating portion can be unprojected from the outer surface of the housing portion.

Preferably, the elevating portion includes: a driving portion that rotates in conjunction with rotation of the operating portion; A seating part on which the cosmetic is arranged on an upper side; And a rod portion extending from a lower side of the mount portion, at least a part of which is inserted into the drive portion, and which is raised or lowered according to rotation of the drive portion.

Preferably, a spiral guide protrusion is formed along the outer circumferential surface of the rod portion to have a predetermined length, at least one lift protrusion is formed in at least one area of the inner surface of the drive portion, As the projection is rotated along the guide projection, the rod portion and the seating portion can be raised or lowered.

Preferably, the elevating protrusion may include a plurality of protrusions spaced apart from each other at different heights of the inner surface of the driving portion.

Preferably, the operation unit and the elevation unit further include a support unit disposed on the upper side and protruding outwardly along the periphery of the lower end, wherein the housing includes an upper housing inserted into the cap unit, The lower housing has a first rim protruding upward from a periphery of the upper rim and coupled to the upper housing and a rim protruding inward of the first rim, The latching protrusion of the support portion can be seated on the latching jaw.

Preferably, a second rim protruding downward from a periphery of a lower end of the upper housing is inserted into the first rim portion of the upper housing along with the coupling of the upper housing and the lower housing, As shown in Fig.

Preferably, the driving portion is formed by projecting an interlocking gear portion for receiving a rotational force from the operating portion to an outside of the outer surface, the supporting portion having a receiving hole at a position corresponding to the elevating portion, The interlocking gear portion can be seated on the upper surface of the supporting portion in a state where one end of the driving portion and the rod portion are inserted into the receiving hole.

In addition, preferably, a housing space for accommodating the cosmetics and the seat part is formed in the housing, and at least one of the seat part and the cosmetics is closely contacted with the inner surface of the accommodation space according to the rotation of the driving part And can be slid upward or downward.

The cosmetic container according to the present invention enables the user to take out the cosmetic with one hand by performing a turning operation on the operating portion formed at the one end, have.

The cosmetic container according to the present invention is capable of improving the durability of the entire cosmetic container and preventing the operation part from being damaged due to an external shock when carrying and storing the cosmetic container because the cap part is coupled to surround a part of the housing including the part where the operation part is formed. Can be prevented.

The cosmetic container according to the present invention can maximize the area of exposure while allowing the operation portion to be stably coupled to the housing by applying a method of exposing the operation portion to the outside through the edge of the housing.

BRIEF DESCRIPTION OF THE DRAWINGS A brief description of each drawing is provided to more fully understand the drawings recited in the description of the invention.
1A and 2B show a perspective view of a cosmetic container according to an embodiment of the present invention.
Figure 2 shows a vertical cross-sectional view of a cosmetic container according to one embodiment of the present invention.
3 shows a horizontal cross-sectional view of a cosmetic container according to an embodiment of the present invention.
4 shows a perspective view of a cosmetic container according to an embodiment of the present invention in which a cap portion is removed.
FIG. 5 is a perspective view of a cosmetic container according to an embodiment of the present invention, with the cap and the upper housing removed.
6 is a perspective view of a lifting unit in a cosmetic container according to an embodiment of the present invention.
7 is an exploded perspective view of a lifting and lowering part in a cosmetic container according to an embodiment of the present invention.
Figure 8 illustrates an exemplary operation of a lift in a cosmetic container in accordance with an embodiment of the present invention.
Figure 9 illustrates an example of use of a cosmetic container according to an embodiment of the present invention.

Hereinafter, embodiments according to the present invention will be described with reference to the accompanying drawings. It should be noted that, in adding reference numerals to the constituent elements of the drawings, the same constituent elements are denoted by the same reference symbols as possible even if they are shown in different drawings. In the following description of the embodiments of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the difference that the embodiments of the present invention are not conclusive. In addition, embodiments of the present invention will be described below, but the technical idea of the present invention is not limited thereto and can be variously modified by those skilled in the art. For the sake of convenience described below, the directions of the up, down, left, and right directions are based on the drawings, and the scope of rights of the present invention is not necessarily limited to those directions.

Throughout the specification, when a part is referred to as being "connected" to another part, it includes not only "directly connected" but also "indirectly connected" . Throughout the specification, when an element is referred to as "comprising ", it means that it can include other elements as well, without excluding other elements unless specifically stated otherwise. In describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are intended to distinguish the constituent elements from other constituent elements, and the terms do not limit the nature, order or order of the constituent elements.

Also, in this specification, a rise or a fall is used to mean a relative movement relative to other configurations in addition to an absolute movement.

FIGS. 1A and 2B are perspective views of a cosmetic container according to an embodiment of the present invention, and FIGS. 2 and 3 respectively show a vertical sectional view and a horizontal sectional view of a cosmetic container according to an embodiment of the present invention. FIG. 4 is a perspective view of a cosmetic container according to an embodiment of the present invention, with the cap removed. FIG. 5 is a perspective view of the cosmetic container with the cap and the upper housing removed.

1A to 5, the cosmetic container 1 may include a cap portion 10, a housing 20, an operation portion 30, elevating portions 40 and 50, and a support portion 60. [

The cap portion 10 seals the outlet 221 of the housing 20 and can function to protect the solid cosmetic product S and / or other components disposed in the housing 20 from the outside. At this time, the cap portion 10 can be coupled to the housing 20 in a form of receiving a part of the housing 20 inward. For example, the lower end of the cap portion 10 is opened so that the upper housing 22 can be inserted inwardly, and the cap portion 10 can be coupled with the housing 20 in a manner to wrap the upper housing 22 Lt; / RTI > In order to attach and detach the cap portion 10, a locking protrusion and / or a locking protrusion (not shown) may be formed at the lower end of the upper housing 22 and / or the upper end of the lower housing 21, As a matter of course, the structures used for detachment of the cap portion 10 may be variously modified and applied.

Although not shown, a sealing member may be formed on the inner surface of the cap portion 10 according to an embodiment. Such a sealing member may be formed along the inner circumferential surface of the lower end of the cap portion 10 and may be configured to be in close contact with the inner surface of the upper housing 22 when the cap portion 10 is engaged. The sealing member may be made of rubber, silicone, polyurethane or the like, but is not limited thereto. Through the sealing member, it is possible to further increase the coupling force of the cap portion 10 and effectively prevent foreign matter from entering the inside of the cosmetic container 1.

The cosmetic container 1 may further include an inner cap portion 11 disposed inside the cap portion 10 and coupled with the outlet 221 of the housing 20. A space for accommodating a part of the solid cosmetic product S protruded to the outside of the outlet 221 may be formed in one part of the inner cap part 11 so as to be recessed upward. The inner cap portion 11 can be coupled to the housing 20 by inserting or seating the rim of the accommodation space in the outlet 221 of the housing 20. [

The housing 20 can accommodate the contents (solid cosmetics S and / or other configurations (the operating portion 30, the elevating portions 40, 50, etc.)). Here, the solid cosmetic product S includes semi-solid cosmetic products, and may include various cosmetics which may be, for example, stick-type sun cream or the like, but are not limited thereto and may be solid or semi-solid. It goes without saying that, according to the embodiment, a medicine such as a solid or semi-solid anti-inflammatory analgesic can be applied instead of the solid cosmetic product (S).

The housing 20 may include a lower housing 21 and an upper housing 22.

The lower housing 21 is coupled to the lower end of the upper housing 22 and may be configured to be exposed to the outside when the cap 10 and the upper housing 22 are coupled. Accordingly, the user can remove the cap portion 10 by pushing the cap portion 10 upward while grasping the lower housing 21.

The lower housing 21 may have a first rim portion 211 projecting upward from the upper end portion and a latching rim 212 projecting inward of the first rim portion 211. The first rim portion 211 is configured to engage with the upper housing 22, and a latching groove (not shown) may be formed along the inner surface thereof. In addition, the support portion 60 can be seated on the engagement protrusion 212 as described below. On the lower inner surface of the lower housing 21, there may be formed a fixing groove 213 for receiving the lower ends of the elevating and lowering portions 40 and 50 inward to assist in fixing the elevating and lowering portions 40 and 50.

The upper housing 22 is formed with a receiving space 222 for receiving a part of the solid cosmetics S and the elevating portions 40 and 50 and is connected to the receiving space 222 at the upper end to form a solid cosmetic S An outlet 221 may be formed. The upper housing 22 and / or the receiving space 222 may be configured such that the horizontal width of the horizontal section is greater than the width of the vertical section, for example, rectangular, elliptical or polygonal shapes. But is not limited to. Meanwhile, a through hole 223 may be formed in the lower portion of the accommodation space 222. The driving part 40 and the rod part 52 constituting the elevating parts 40 and 50 can be protruded through the through hole 223 into the supporting part 60 provided below the accommodating space 222.

The upper housing 22 may have a second rim portion 224 protruding downward from its periphery at a lower end thereof. The second rim portion 224 is inserted and fitted into the first rim portion 211 of the lower housing 21 so that the upper housing 22 can be engaged with the lower housing 21. At this time, a locking protrusion (not shown) may be formed on the outer surface of the second rim portion 224 to be engaged with the latching groove of the first rim portion 211.

The operation section 30 can be rotated in the horizontal direction according to the operation of the user. The rotation force received by the operation unit 30 is transmitted to the lifting units 40 and 50 so that the solid cosmetic S contained in the housing 20 is lifted and lowered. The operating portion 30 may be formed at one end of the upper housing 22, for example. More specifically, the operating portion 30 is disposed inside one end portion of the upper housing 22, and at least a portion (for example, the operating wheel 31) is exposed through the open portion of the one end portion, And may be configured to receive a rotating operation. In one embodiment, the operating portion 30 can be exposed to the outside through the edge of one side end of the upper housing 22. [

On the other hand, the exposed portion of the operating portion 30 may be configured to protrude outward from the outer surface of the upper housing 22, or to project only the local portion (for example, the protruding portion of the operating wheel 31). The curvature of the exposed portion of the operating portion 30 is set to a predetermined range from the curvature of the edge of the upper housing 10 when the edge of the one end of the upper housing 22 is rounded (i.e., curved) The operating portion 30 can be configured to protrude from the outer surface of the upper housing 22. [ As a result, a wider area of the operation portion 30 is exposed to the outside, thereby facilitating the operation of the user, and effectively preventing the operation portion 30 from being damaged due to an external impact or the like.

The operating unit 30 includes an operating wheel 31 that is exposed to the outside and receives a rotating operation of the user and a transmission gear unit 32 that is provided below the operating wheel 31 and transmits rotational force to the elevating units 40 and 50 ). The operation wheel 31 may be formed in, for example, a cylindrical shape, and at least one protrusion may be formed along the outer circumferential surface to provide a frictional force for a user's rotational operation convenience. The transmission gear portion 32 is configured to have a plurality of teeth. The teeth of the transmission gear portion 32 engage with the teeth of the driving portion 40 to rotate, thereby transmitting the rotation of the operating portion 30. [

In one embodiment, the operating portion 30 and / or the operating wheel 31 may be exposed to the outside only when the cap portion 10 is removed. That is, the upper housing 22 is housed inside the cap portion 10 when the cap portion 10 and the housing 20 are coupled to each other. Therefore, the upper housing 22 is provided with the operation portion 30 formed at one side end of the upper housing 22 and / Or the operating wheel 31 is also received inside the cap portion 10 and may be configured to be exposed to the outside only when the cap portion 10 is removed.

The elevating and lowering portions 40 and 50 can raise or lower the solid cosmetic product S housed in the housing 20 in cooperation with the user's rotating operation with respect to the operating portion 30. [ To this end, the lift portions 40 and 50 may include a drive portion 40 and a lift operation portion 50.

The driving unit 40 may be formed in a cylinder shape having both ends opened, and can rotate horizontally in a clockwise or counterclockwise direction in conjunction with rotation of the operating unit 30. [ The rod portion 52 is inserted into the driving portion 40 so that the rod portion 52 is moved up and down according to the rotation of the driving portion 40. An interlocking gear portion 41 for receiving a rotational force from the operating portion 30 may protrude outward in one region of the outer surface of the driving portion 40. [ The interlocking gear portion 41 is constituted by a plurality of teeth and can be realized to receive the rotational force when the teeth are rotated in engagement with the transmission gear portion 32 of the operation portion 30. [

The upper end of the driving part 40 is engaged with the upper side of the through hole 223 of the accommodation space 222 and the interlocking gear part 41 is seated on the upper surface of the support part 60, Can be fixed.

The lifting and lowering operation part 50 is lifted or lowered in the accommodation space 222 in accordance with the rotation of the driving part 40 so that the solid cosmetic product S can be taken out from the outlet 221 of the housing 20. The lifting and lowering operation part 50 includes a seat part 51 on which the solid cosmetic product S is arranged on the upper side and a rod part 52 extending from the seat part 51 by a predetermined length and inserted into the driving part 40 52). The rod portion 52 is moved upward or downward so that the seat portion 51 and the solid cosmetic product S are received in the accommodation space of the housing 20 222). ≪ / RTI >

At least a part of the seat portion 51 and / or the solid cosmetic product S may be configured to have a horizontal cross section corresponding to the shape of the accommodation space 222. [ Therefore, at the time of ascending or descending, the seat portion 51 and / or the solid cosmetic product S can slide up and down in a state in which the outer surface is in close contact with the inner surface of the accommodation space 222.

More detailed configurations and operations of the lift portions 40 and 50 will be described below with reference to Figs. 6 to 8. Fig.

The supporting portion 60 can support the operating portion 30 and the elevating portions 40 and 50 disposed on the upper side. The support portion 60 is formed with a protrusion 61 protruding outward along the periphery of the lower end portion and the lower surface of the protrusion protrusion 61 is seated on the protrusion 212 of the lower housing 21, ). ≪ / RTI > At this time, the upper surface of the locking projection 61 can be pressed by the second rim portion 224 of the upper housing 22. That is, the second rim portion 224 of the upper housing 22 is inserted into the first rim portion 211 of the lower housing 21 and is engaged with the second rim portion 211 of the latching protrusion 61 And press the upper surface.

The supporting portion 60 may be formed in a position corresponding to the elevating portions 40 and 50, or the receiving hole 62 may be penetrated or recessed to a predetermined depth. One end of the driving part 40 and the rod part 52 are inserted into the receiving hole 62 so that the interlocking gear part 41 of the driving part 40 is seated on the upper surface of the supporting part 60.

Figs. 6 and 7 show a perspective view and an exploded perspective view of the elevation portion in the cosmetic container according to one embodiment of the present invention, and Fig. 8 shows an exemplary operation of the elevation portion.

6 to 8, the elevating portions 40 and 50 include a rod portion 52 having a predetermined length below the seating portion 51 on which the solid cosmetic product S is disposed, May be inserted into the inside of the driving unit 40. [

When the operation unit 30 is rotated by the user, the driving unit 40 receives the rotational force and rotates. When the driving unit 40 rotates, the rod unit 52 inside the driving unit 40 can move upward or downward . To this end, a lift projection 42 and a guide projection 521 may be formed on the inner surface of the driving part 40 and the outer surface of the rod part 52, respectively.

Specifically, the guide protrusion 521 has a predetermined length along the outer circumferential surface in the longitudinal direction of the rod portion 52 so as to form a spiral, and the guide protrusion 521 is provided with a lifting protrusion 42 protruding from the inner surface of the drive portion 40, Lt; / RTI > When the driving unit 40 is rotated in one direction, the lifting protrusion 42 is rotated along the guide protrusion 521 while being in tight contact with the helical guide protrusion 521, Up or down.

In one embodiment, the lifting and lowering projection 42 may be configured in plural. For example, the elevating protrusion 42 may be formed on the inner surface of the driving unit 40 by a plurality of protrusions spaced at the same or different heights. As described above, by providing a plurality of the elevation protrusions 42, the durability of the elevation portions 40 and 50 can be further increased.

In the cosmetic container 1 according to the embodiment of the present invention, the solid cosmetic product S and the lifting operation part 50 are configured to move up and down without rotating in this manner even if the driving part 40 rotates . That is, the housing space 222 of the housing 20, in which the solid cosmetic product S and the seating portion 51 are accommodated, is formed in a rectangular or oval shape having different widths and widths, Even if the driving unit 40 rotates, the seating unit 51 does not rotate like the driving unit 40 and does not rotate in the receiving space 222, Down direction only.

Figure 9 illustrates an example of use of a cosmetic container according to an embodiment of the present invention.

Referring to FIG. 9, the use process of the cosmetic container 1 according to an embodiment of the present invention will be described in detail as follows.

The user may first disconnect the cap portion 10 from the housing 20 to expose the operation portion 30 to the outside. Then, the inner cap portion 11 is removed, and the operation portion 30 provided at the one end portion can be rotated by the thumb to rotate while holding the housing 20 with one hand. When the user rotates the operation unit 30 in one direction as described above, the horizontal rotation force of the operation unit 30 is transmitted to the elevation units 40 and 50 so that the solid cosmetic product S is discharged from the outlet 221, and the user applies the protruding solid cosmetic product S to the skin. At this time, the user can adjust the protruding height of the solid cosmetic product S by turning the operating part 30 while holding the cosmetic container 1 with one hand, if necessary, during the application.

Subsequently, after the application is completed, the user can rotate the operation unit 30 in the opposite direction. Thus, the elevating and lowering parts 40 and 50 lower the solid cosmetic product S to adjust the protruding height, and the inner cap part 11 and the cap part 10 are coupled in turn to carry or store the cosmetic container 1 do.

As described above, the cosmetic container 1 according to the present invention can be configured so that the solid cosmetic product S can be taken out through the operation of rotating the operation portion 30 formed at one end of the cosmetic container 1, It is possible to carry out both the drawing and dispensing of the cosmetics with one hand, thereby greatly improving convenience.

As described above, an optimal embodiment has been disclosed in the drawings and specification. Although specific terms have been employed herein, they are used for purposes of illustration only and are not intended to limit the scope of the invention as defined in the claims or the claims. Therefore, those skilled in the art will appreciate that various modifications and equivalent embodiments are possible without departing from the scope of the present invention. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

1: cosmetic container 10: cap part
11: inner cap portion 20: housing
21: lower housing 211: first rim
212: locking jaw 213: fixing groove
22: upper housing 221: outlet
222: accommodation space 223: through hole
224: second frame portion 30: operation portion
31: operation wheel 32: transmission gear part
40: driving part 41: interlocking gear part
42: ascending / descending projection 50:
51: seat part 52: rod part
521: guide projection 60:
61: locking projection 62: receiving hole

Claims (11)

A housing in which a cosmetic article is accommodated and an outlet is formed at one end;
A cap portion coupled to the housing to seal the outlet;
A manipulation part provided at one end of the housing, at least a part of which is exposed to the outside and rotates according to a user's operation;
An elevating portion in which the cosmetic is disposed on an upper side and the cosmetic is lifted up in conjunction with rotation of the operating portion to draw the cosmetic from the outlet; And
And a support portion in which the operation portion and the elevation portion are disposed and the protrusion protrudes outward along the periphery of the lower end portion,
The elevating portion includes a driving portion that rotates in conjunction with rotation of the operating portion; A seating part on which the cosmetic is arranged on an upper side; And a rod portion extending from a lower side of the seating portion and at least a part of which is inserted into the driving portion and is raised or lowered in accordance with rotation of the driving portion,
Wherein the housing includes an upper housing inserted into the cap portion and a lower housing coupled to a lower side of the upper housing,
Wherein the lower housing has a first rim protruding upward from a periphery of the upper end to be coupled with the upper housing and a rim protruding inward of the first rim, Cosmetic containers. The method according to claim 1,
Wherein the cap portion is coupled to enclose at least a part of one side end portion of the housing,
Wherein the operating portion is exposed to the outside as the cap portion is separated from the housing. The method according to claim 1,
Wherein the operating portion is at least partially exposed to the outside through the open edge of the one side end of the housing. The method according to claim 1,
Wherein the operating portion is disposed inside one end of the housing such that an exposed portion of the operating portion is not projected from the outer surface of the housing. delete The method according to claim 1,
Wherein a spiral guide protrusion is formed along the outer circumferential surface of the rod portion to have a predetermined length and at least one lifting protrusion is formed in at least one region of the inner surface of the drive portion,
Wherein the rod portion and the seat portion are raised or lowered as the lift projection is rotated along the guide projection in accordance with rotation of the driving portion. The method according to claim 6,
Wherein the lifting projection includes a plurality of projections spaced apart from each other at different heights of the inner surface of the driving portion. delete The method according to claim 1,
A second rim portion protruding downward from a lower end of the lower end of the upper housing is inserted into the first rim portion in accordance with the combination of the upper housing and the lower housing to press the latching protrusion of the support portion, Cosmetic containers. The method according to claim 1,
Wherein the driving portion is formed by protruding an interlocking gear portion for receiving rotational force from the operating portion in one of the outer surfaces,
Wherein the supporting portion has a receiving hole at a position corresponding to the elevating portion and the interlocking gear portion is seated on the upper surface of the supporting portion with one end of the driving portion and the rod portion inserted into the receiving hole. The method according to claim 1,
A housing space for accommodating the cosmetics and the seating part is formed in the housing,
Wherein at least one of the seat portion and the cosmetics is slid upward or downward in a state of being in close contact with an inner surface of the accommodation space in accordance with rotation of the driving portion.

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