JP2000050945A - Protective devices such as cosmetic brushes - Google Patents

Abstract

(57) [Problem] To prevent a tension or compression load from being applied to elastic means disposed between a sleeve and an instrument body or a holder when a sleeve is at a slide leading end position or a slide trailing end position. It is another object of the present invention to provide a structure suitable for preventing a decrease in elasticity due to fatigue of the material of the elastic means and for forming the elastic means particularly from plastic. SOLUTION: A holder holding a brush body or the like at the tip is fixed inside the body so that the tip slightly projects outside the body, and a sleeve for covering and protecting the outer peripheral surface of the brush body or the like is provided between the body and the holder. In a protective device such as a cosmetic brush with a cap that is removably attached to the tip of the sleeve and inserted slidably outward, the tip of the holder that holds the brush body, etc. A plurality of elastic plates which can be freely bent, a projecting portion projecting outward at the tip of the elastic plate, and a recess into which the projecting portion is engaged when the sleeve is at a position housed in the main body. Is formed on the inner peripheral surface of the sleeve.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for protecting a coating portion or a writing portion of an application tool such as a cosmetic brush or sponge or a writing tool such as an eyeline pencil or a stick lipstick.

[0002]

2. Description of the Related Art Conventionally, in order to protect an application part such as a makeup brush or a sponge or a writing part such as an eyeline pencil or a stick lipstick or a writing part, an application part or the like is axially moved with respect to an appliance body. There is known a device in which a sleeve is housed in a sliding sleeve to protect it, and the sleeve is slid so as to expose a coating portion or the like in a usable state. For example, Japanese Utility Model Laid-Open Publication No. Sho 62-73814, Japanese Utility Model Publication No. -14836
And Japanese Utility Model Registration No. 3043578. It is desirable that such a protective sleeve be configured such that the sleeve is smoothly slid and the sleeve slid to the protective position or the exposed position is not easily moved by its own weight or impact. For this reason, the sleeve is brought into elastic contact with the holder such as the device main body or the application section, so that the smoothness of the slide and the position holding action are achieved. In this specification, the term "applying device or the like" is defined and used as a term including an applying device such as a cosmetic brush or a sponge and a writing device such as an eyeline pencil or a stick lipstick. or,
The term "application section or the like" is defined and used as a term including an application section such as a brush or a sponge and a writing section such as an eyeline pencil or a stick lipstick.

[0003] In a conventionally known applicator or the like, an elastic means disposed between a sleeve and an apparatus main body or a holder has a reduced elasticity due to aging or material fatigue, and a smooth slide. And position cannot be maintained,
There were problems such as the sleeve sliding under its own weight during use. In particular, when the elastic means is formed of plastic, there is a possibility that the resilience of the spring may be lost due to long-time tension, compression or leaving at high temperature.

[0004]

According to the present invention, when the sleeve is at the leading end position or the trailing end position of the slide, a tension or compression load is applied to the elastic means disposed between the sleeve and the instrument body or the holder. An object of the present invention is to provide a structure suitable for preventing elasticity from being reduced due to fatigue of the material of the elastic means while preventing the elastic means from being worn, and particularly for forming the elastic means from plastic.

[0005]

In order to solve the above-mentioned problems, the present invention adopts a method in which a holder holding a brush body or the like at the tip is fixed inside the body so that the tip slightly projects outside the body. And a sleeve for covering and protecting the outer peripheral surface of the brush body or the like is inserted between the main body and the holder and slidably disposed outward, and a cap is detachably attached to the tip of the sleeve. In the protective device of
A plurality of elastic plates that are elastically bendable in the radial direction are provided at the tip of the holder that holds the brush body and the like, and a protrusion that protrudes outward is formed at the tip of the elastic plate. A concave portion into which the protrusion engages when in the retracted position is formed on the inner peripheral surface of the sleeve.

The elastic plate may be composed of a plurality of plates arranged at intervals or may be formed by slits or cuts formed at the tip of the holder. Also, the elastic plate
It may be a plastic plate having elasticity or a metal plate having spring elasticity.

A part of the sleeve is bent in an arc shape in the outer circumferential direction to form a bent portion, and the inner circumferential surface of the bent portion is formed as a concave portion into which the protrusion of the elastic plate is engaged. It is good also as a concave part and a concave part which a projection part of an elastic board engages.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described in detail below. Referring to the drawings, (1) is a main body of a cosmetic brush according to the present invention, which is composed of a cylindrical body having one end opened. (2) is a cylindrical holder inserted into the main body (1), the inner end face of which is adhered to the closed inner end face of the main body (1) by an adhesive (3) to form the main body (1). )
Is fixed inside. At the outer end of the holder (2), a brush body (4) having many bristles converged is fixed. Body
A sleeve (5) is slidably inserted in the axial direction between (1) and the holder (2). When the sleeve (5) is slid out and protruded outward, the holder (2) Brush body extending outward from the open end of the body (1) and held by
The outer peripheral surface of (4) can be covered and protected. Also, when the sleeve (5) is slid and stored in the main body (1),
The brush body (4) can be exposed for use.
That is, by sliding the sleeve (5) in and out, the brush body (4) can be covered, protected, or exposed for use. (6) is a cylindrical cap. The structure of such a cosmetic brush is conventionally known, and the present invention relates to a method of inserting and removing the sleeve (5).
An elastic plate (7) serving as an elastic means is formed at an outer end of a holder (2) in a cosmetic brush adapted to protect or use the brush body (4).
The protrusion (8) formed on the outer peripheral surface of the tip of (7) is attached to the sleeve (5).
Into the annular recess (9) extending in the circumferential direction of the elastic plate.
(7) Compression and tension are eliminated.

Referring to FIGS. 4 to 7, a plurality of elastic plates (7) are integrally erected at the distal end of the holder (2) at intervals, and the elastic plates (7) are attached to the holder. It can be elastically expanded and contracted in the radial direction. An outwardly protruding projection (8) is integrally formed on the outer peripheral surface of the distal end of the elastic plate (7). Elastic plate
The outer end formed with the projection of (7) extends slightly outward from the open end of the main body (1). A substantially semicircular bent portion (10) projecting outward is formed in the circumferential direction, and is located slightly toward the main body (1) from the tip of the sleeve (5). The peripheral portion serves as an annular concave portion (9) for receiving the projection of the elastic plate (7), and the upper end surface of the projected outer peripheral portion serves as a receiving portion for the cap (6) inserted into the sleeve (5). When the sleeve (5) is slid and housed in the main body (1), the position of the bent portion (10) is the protrusion of the tip of the elastic plate (7).
(8) is formed at a position engaging with the annular concave portion (9).
In this position, the lower end surface of the bent portion (10) is
Abuts against the open end face of the sleeve (5) and acts as a stop for stopping further sliding of the sleeve (5).

As shown in FIG. 7, when the sleeve (5) is slid outward, the projection (8) of the elastic plate (7) is formed into an annular recess.
The elastic plate (7) elastically bends in the inner diameter direction to come out of (9) and come into contact with the inner peripheral surface of the sleeve (5).
The elastic contact between the sleeve 5 and the inner peripheral surface of the sleeve 5 applies an elastic load to the slide of the sleeve 5 so as to provide a smooth slide and an appropriate resistance. Therefore, the sleeve (5) is prevented from moving by its own weight, and an extremely good sliding action can be obtained. The elastic bending of the elastic plate (7) in the radial direction is performed by the sleeve (5).
Only when it is pulled out, the sleeve (5)
When the makeup brush is retracted into the body (1), the projection (8) of the elastic plate (7) engages in the annular groove of the sleeve (5), and the elastic plate (7) The elastic plate (7) is in a non-tensioned and non-compressed state because no force is exerted on the elastic plate to elastically bend in the inner diameter direction.

At the inner end of the sleeve (5), a hook-like bent portion serving as a stopper for regulating the length of pulling out of the sleeve is provided.
(11) is formed, and engages with a step (12) formed near the tip of the holder (2) to stop pulling out the sleeve (5). A dowel (13) is formed on the outer peripheral surface of the distal end portion of the sleeve (5) into which the cap (6) is inserted, and the cap (6) is frictionally inserted to prevent unintended escape.

Referring to FIGS. 8 to 11, when used, when the cap (6) is pulled out, the sleeve (5) in which the cap (6) is inserted is pulled out together with the cap (6), and the brush body (4) is used.
Is covered with a sleeve (5). When the hook-shaped bent portion (11) of the sleeve (5) comes into contact with the step (12) of the holder (2), the pulling out of the sleeve (5) is stopped. Then, the cap (6) is removed from the sleeve (5) (the state of FIG. 9). After removing the cap (6), the sleeve (5) is
When pushed into (1) and stored, the brush body (4) is exposed in a usable state (the state of FIG. 10). After use, the sleeve (5) is pulled out again to cover the brush body (4), and the cap (6) is inserted into the tip of the sleeve while the cover is covered (FIG. 11). After the cap is inserted, the cap (6) is pushed in together with the sleeve (5). In this way, when the cap is inserted, the brush body (4) that has widened
In (6), there is no possibility of damage, and the cap can be easily inserted.

Although the illustrated embodiment has described a makeup brush, the present invention is not limited to such a makeup brush, but can be similarly applied to a coating tip such as a sponge or a makeup pencil. . Further, although the holder (2) is formed of plastic, it is needless to say that the holder (2) may be formed of metal having spring elasticity. Also, elastic plate
(7) Needless to say, the elastic plate is not limited to the one in which a plurality of elastic plates are erected at intervals as shown in the figure, and the elastic plate separated from the open end of the holder by slits, cuts, etc. It is good also as a structure which can exhibit elasticity. Further, the annular recess (9) formed in the sleeve is
It is needless to say that the sleeve is not limited to the one formed by bending the sleeve into a semicircle, and the inner peripheral surface of the sleeve may be recessed to form an annular recess. The concave portion (9) has a structure in which the position of the sleeve (5) is not fixed in the radial direction and is rotatable, so that the engagement with the protrusion of the elastic plate is ensured. Although the annular concave portion surrounds the inner peripheral surface of the sleeve, the sleeve may be inserted into the main body so as to slide without rotating. In this case, the concave portion is not formed in an annular shape, and the elastic plate has a protrusion. It may be a recess formed by aligning the position with the part.

[0014]

According to the present invention, when the sleeve is housed in the main body, the projection of the elastic plate of the holder is engaged in the recess formed in the inner peripheral surface of the sleeve, and the elastic plate is in a tensioned state. , It is possible to prevent the elasticity of the elastic plate from lowering and to cause material fatigue, and the free movement of the sleeve is restricted by the engagement of the projection into the recess. As a result, the sleeve does not easily move when being carried or used, and is excellent in usability and portability.

[Brief description of the drawings]

FIG. 1 is an external perspective view of a makeup brush according to the present invention.

FIG. 2 is an external perspective view showing a state in which a cap is removed.

FIG. 3 is a front view in which a part is sectioned.

FIG. 4 is an exploded perspective view.

FIG. 5 is a perspective view of a main part.

FIG. 6 is a sectional view of a main part.

FIG. 7 is a sectional view of a main part in a state where a sleeve is moved.

FIG. 8 is a front view in which a part of a state where a cap is pulled out together with a sleeve is sectioned.

FIG. 9 is a front view of a part of a state where a cap is removed.

FIG. 10 is a front view showing a cross section of a part in which a brush is used.

FIG. 11 is a front view showing a part of a state in which a cap is inserted;

[Explanation of symbols]

 (1) Main body (2) Holder (3) Adhesive (4) Brush body (5) Sleeve (6) Cap (7) Elastic plate (8) Projection (9) Recess (10) Bend (11) Hook Bend (12) Step

Continued on the front page (72) Inventor Shigeki Yamashita 2-11-10 Higashi-Kobashi, Higashi-Nari-ku, Osaka-shi, Osaka Inside Shiseido View Tech Co., Ltd. (72) Inventor Kenji Nakamura 6-3 Nishi-Awaji, Higashi-Yodogawa-ku, Osaka-shi, Osaka No. 41 Inside Awaji Plant of Nakamura Bussan Co., Ltd. (72) Inventor Sadaji Hisayama 6-41 Nishi Awaji, Higashi-Yodogawa-ku, Osaka-shi, Osaka

Claims (7)

[Claims] 1. A holder holding a brush body or the like at the tip is fixed inside the body so that the tip slightly projects out of the body, and a sleeve for covering and protecting the outer peripheral surface of the brush body and the holder is provided. In a protective device such as a makeup brush with a cap inserted and removed freely at the tip of the sleeve, and slidably arranged outwardly, and with a cap at the tip of the holder that holds the brush body, etc. A plurality of elastic plates that are elastically bendable are provided, and a protrusion protruding outward is formed at the tip of the elastic plate, and the protrusion engages when the sleeve is at a position housed in the main body. A protective device such as a cosmetic brush, wherein a concave portion is formed on an inner peripheral surface of a sleeve. 2. The protective device according to claim 1, wherein the elastic plate comprises a plurality of plates arranged at intervals. 3. The protection device for a cosmetic brush or the like according to claim 1, wherein the elastic plate is formed by a slit or a cut formed in a tip portion of the holder. 4. The protective device according to claim 1, wherein the elastic plate is a plastic plate having elasticity. 5. The protective device according to claim 1, wherein the elastic plate is a metal plate having spring elasticity. 6. A bent portion is formed by bending a part of the sleeve in an arc shape in the outer peripheral direction, and the inner peripheral surface of the bent portion is a concave portion into which the projection of the elastic plate is engaged. A protection device such as a makeup brush according to claim 1. 7. The protection device for a cosmetic brush or the like according to claim 1, wherein the inner peripheral surface of the sleeve is recessed to form a recess into which the projection of the elastic plate is engaged.