KR101532331B1 - Folder type dust proof mask - Google Patents

Abstract

The present invention relates to a folder type dustproof mask, and more particularly, to a folder type dustproof mask formed by two folder surfaces and folded and folded into a folder type.
The folding type dustproof mask according to the present invention is characterized in that the folding type dustproof mask according to the present invention comprises a first folding surface having a first folding line joining portion joined to each other along a line and a first folding line joining portion joining the first folding line joining portion and a folding line Wherein the first folding surface and the second folding surface are bent along a predetermined curvature radius in a state where the first folding surface and the second folding surface are joined together along the line joining portion, And a lower end of the second folding surface is folded in a zigzag direction so as to form a first surface to a third surface and both ends of the third surface are bent so that an outer line of the third surface is curved with a predetermined radius of curvature Thereby forming a stereoscopic mask.

Description

{FOLDER TYPE DUST PROOF MASK}

The present invention relates to a folder type dustproof mask, and more particularly, to a folder type dustproof mask formed by two folder surfaces and folded and folded into a folder type.

The anti-dust mask protects against germs, dust, etc. for hygiene.

The dust-proof mask is commonly used for industrial purposes, and generally comprises a flat front panel, a flat panel comprising an upper panel and a lower panel connected to the upper and lower sides of the front panel, and a generally flexible material, A curved mask, a three-dimensional cup-shaped (or dome-shaped) mask, and a foldable mask that can be folded and used repeatedly.

It is preferable that the dust-proof mask is formed in a space between the mask and the user's face so that the user's nose and mouth are not pressed to enhance the comfort of the wearer while closely adhering to the user's face to cover the user's nose and mouth.

Since the dust mask is continuously worn during the operation, the user's nose and mouth are strongly pressed so as not to cause discomfort to the user, and a certain space is formed between the user's face and the mask, shall.

Particularly, in the case of a folding type mask which is worn in a three-dimensional shape when used and folded and stored when not in use, it should take a folding mode and a three-dimensional form in which a predetermined space can be formed when it is unfolded. Japanese Patent Application Laid-Open No. 10-2008-0102881 (mask) and Korean Utility Model Publication No. 20-2010-0009628 (foldable mask).

Korean Patent Laid-Open Publication No. 10-2008-0102881 discloses a folding device having a folded upper side and a lower side based on a reference line and having a curved shape that is curved outwardly in an unfolded state, And an upper panel having one side connected to the upper end of the front panel part and the upper side connection line and the other side being an upper side free end and folded in the inner direction of the front panel part with respect to the upper side connection line, And a lower panel, the other side of which is a lower free end and which is folded inward of the front panel part with respect to the lower connecting line.

Korean Utility Model Publication No. 20-2010-0009628 has a first protective portion and a second protective portion which are connected to each other with reference to a connection portion. The first protective portion and the second protective portion can be opened and folded based on the connection portion, Disclosed is a foldable mask having a wearer space formed between a first protective portion and a second protective portion at the time of unfolding, and a joining member joined to a face at an inner end of the first protective portion and the second protective portion.

The mask disclosed in Korean Patent Laid-Open Publication No. 10-2008-0102881 has a structure in which both side panels are folded and folded on the basis of three sides, or a production process is performed with three panels, so that the process is complicated. 20-2010-0009628 discloses a mask in which two folding surfaces are joined to each other so as to be folded and folded with reference to the bonding face, or a structure in which the folding section is extended without reference to the bending of the face, There are few practical parts.

Korean Patent Publication No. 10-2008-0102881 Korean Utility Model Publication No. 20-2010-0009628

A problem to be solved by the present invention is to provide a foldable folder type dust mask which can be folded and folded in a folding manner using two panels.

The present invention also provides a folding type dustproof mask which can easily secure space by forming a space when two panels are used, and can be completely adhered along the curved surface of the user when worn.

In addition, a folder type dustproof mask capable of performing a process more efficiently than a three-dimensional mask production process using three panels using three panels in manufacturing a three-dimensional shape mask using two panels.

A folding type dustproof mask according to the present invention for solving the above-mentioned problems comprises a first folding face having a first folding line abutment joined to each other along a line, a second folding line abutting the first folding line abutting portion and a second folding line folded symmetrically Wherein the first folding surface and the second folding surface are joined to each other along the line joint and the outer line of the first folding surface is curved at a predetermined radius of curvature, And a lower end of the second folding surface is folded in a zigzag direction so as to form a first surface to a third surface, and the outer surface of the third surface is folded at a predetermined radius of curvature, So that a three-dimensional mask is obtained.

Here, when the first folded surface of the folder type dustproof mask is spread in the upward direction and the third surface is spread in the downward direction to be in use, a certain space may be formed therein to form a cup or dome type mask .

Here, the first surface, the second surface, and the third surface have three sides in a zigzag form only at the positions where the both ends are joined, and in the remaining portions excluding the positions joined at both ends, Is characterized in that it is only curved in the curved surface.

Here, the folding mask may be folded at 1/2 with respect to the longitudinal center line and stored in the form of a two-dimensional plane.

According to the above-described configuration of the present invention, it is possible to repeat folding and folding in a folded form using two panels, and it is possible to secure space by using two panels but forming a space when unfolded, It is possible to provide a folder type dust mask which can be completely adhered along the curved face and can be efficiently processed.

Fig. 1 is an exploded top plan view of two folding faces of a folding type dustproof mask according to the present invention before being joined.
2 is a rear view of the inside of the folder type dustproof mask according to the present invention seen from the direction of the inside.
3 is a front view of the folder type dust mask according to the present invention when it is deployed.
4 is a plan view of the folding type dustproof mask according to the present invention.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the structure and effects of a folder type dustproof mask according to the present invention will be described with reference to the accompanying drawings.

Fig. 1 is an exploded top plan view of two folding faces of a folding type dustproof mask according to the present invention before being joined.

As shown in FIG. 1, the folding type dustproof mask 10 according to the present invention forms a three-dimensional dust mask by combining the folder type of the first folder surface 11 and the second folder surface 12.

The folder surface may be formed of a laminated sheet or a single-layer sheet, and a filter or the like not shown may be formed on the outside of the mask, and hooks having elasticity capable of hanging on the ear may be further formed.

The first folding face 11 has a first folding line joining portion 111 which is joined to the second folding face 12 and first and second side ends 112 and 113 and a free opening 114 Panel, and a nail clip 115 is inserted at an appropriate position.

The second folding face 12 includes a second folding line joining portion 121 joined to the first folding face 11 and first and second side ends 122 and 123 and first and second free ends And has a panel having openings 124 and 125 and a bottom opening 126.

Each of the first fold line attaching portion 111 and the first and second side end portions 112 and 113 of the first folder face 11 is connected to the second fold line attaching portion 121 of the second folder face 12, And the joining structure of the joining portions of the first folding surface 11 assists the opening portion 114 to have a structure in which the opening portion 114 can be folded and unfolded as a free end.

The left and right first and second side end openings 124 and 125 of the second folder surface 12 constitute openings of the side surface as free ends.

The second folder surface 12 is folded by folding twice, and the folded portions are folded twice in opposite directions from the lower end face, and both ends are folded in the folded state.

The first folder surface 11 constitutes an upper surface, and the second folder surface 12 constitutes a central surface and a lower surface of the second folder surface 12. In other words, the first and second folder surfaces 11 and 12 are joined by using the two first and second folder surfaces 11 and 12, So that a foldable mask having a cup-shaped or dome-shaped predetermined space can be formed as a whole.

The center plane and the lower plane are not physically separated but the two planes are formed at an angle while the inner three-dimensional space is formed by the folding and joining of one plane. For convenience of explanation, the plane is divided into the center plane and the lower plane do.

FIG. 2 is a rear view of the folding type dustproof mask according to the present invention when viewed from the inside, and FIG. 3 is a front view when the folding type dustproof mask according to the present invention is opened.

3, when the first folder surface 11 and the second folder surface 12 are joined to the first and second tear line joining portions 111 and 121, The first folder surface 11 and the second folder surface 12 may be joined together after the lower end of the second folder surface 12 is formed. Hereinafter, a structure for forming the lower surface of the second folder surface 12 in a state where the first folder surface 11 and the second folder surface 12 are joined will be described.

(A) is a view showing the first folding process of the lower face, (B) is a view showing a folding process of the second folding face and a both-end folding process of the folding face FIG.

First, as shown in (A), the end portion of the second folder surface 12 is folded inward (folded in the direction A) so that the first surface 12a and the second surface 12b are in a folded state.

In the state (A), the end of the second surface 12b is folded in the direction opposite to the direction A (folding in the direction b) to form the third surface 12c.

The first surface 12a, the second surface 12b, and the third surface 12c have a constant surface and are folded in a zigzag direction.

In this state, as shown in (B), when the both ends are joined together, joining is performed in a zigzag folded state. This junction can be referred to as a both-end junction 13.

When the first folder surface 11 and the second folder surface 12 are extended, a certain space is formed and a cup-shaped or dome-shaped mask is formed.

This will be described with reference to FIG.

As shown in FIG. 2, when the first folder surface 11 and the second folder surface 12 are joined along the line and the lower end of the second folder surface 12 is folded in a staggered manner and both ends thereof are joined together, 3.

That is, when the mask is spread, the first folder surface 11 is extended upward with respect to the second folder surface 12, and the lower end portion of the second folder surface 12 is folded by the zig- And is spread downward.

The extended joining portion 14 is a folded portion formed by forcible folding and both-end joining, and both the extended folded portions 14 form a virtual folded portion 15 naturally therebetween.

The first folder surface 11 is opened upward and the third surface 12c is opened downward with respect to the first surface 12a of the second folder surface 12, Dimensional forming mask to be formed.

The second folder surface 12 has a first surface 12a, a second surface 12b and a third surface 12c formed in a zigzag folding process, wherein the second surface 12b has a first surface 12a ), It is located at the lower side and is not shown in the state of FIG. 2. Therefore, it is indicated by a dotted line.

Substantially, where the three faces are physically separated or partitioned is at point A, which is both ends of the mask. In this portion, the first to third faces 12a to 12c exist at the positions where the three faces are folded in a staggered manner, but in the central portion constituting the mask, the first to third faces 12a to 12c are physical And only one surface is bent at a predetermined position (the virtual folded portion 15).

The zigzag folding and both end folding portions are extended and folded to have the same structure as the first folding face 11 is bonded to the second folding face 12, and when the mask is worn to cover the nose and mouth of a person, The mask may be lifted at an angled portion between the bottom of the ear and the jaw. However, when the mask is unfolded, it is pulled from both sides of the lower end surface by the end joints 13, So that it is tightly adhered to the face between the bottom of the ear and the jaw of the person, thereby assisting the function as a mask.

FIG. 4 is a plan view of a folder type dustproof mask according to the present invention when it is not used.

As shown in FIG. 4, when the folder type dustproof mask 10 of the present invention is not in use, the foldable dustproof mask 10 can be folded at 1/2 with respect to the vertical center line as shown in the figure.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, As will be understood by those skilled in the art. Therefore, it should be understood that the above-described embodiments are to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than the foregoing description, It is intended that all changes and modifications derived from the equivalent concept be included within the scope of the present invention.

10: dustproof mask 11: first folder face
12: second folder face 12a: first face
12b: second surface 12c: third surface
13: Both end joints 14: Extension folded part
15: virtual folded portion 111, 121: fold line connecting portion
112, 113, 122, 123: side end portions 124, 125: side end openings
115: nose clip

Claims (4)

And a second folding surface having a first folding line joint having a first folding line joint joined to the first folding line joint and a second folding line joint bent to have a symmetrical shape,
The first folding surface and the second folding surface are joined together along the first and second folding line joints so that the outer line of the first folding surface is curved at a predetermined radius of curvature,
And a lower end of the second folding surface is folded in a zigzag direction to form a first surface to a third surface, and the outer line of the third surface is formed by joining both ends so as to be curved with a predetermined radius of curvature, . The method according to claim 1,
Wherein the first folder surface of the folder type dustproof mask is spread in the upper direction and the third surface is spread in the lower direction to be in a use state and a certain space is formed therein to take the form of a cup or dome type mask. The method according to claim 1,
The first surface, the second surface, and the third surface have three surfaces in a staggered shape only at the jointed positions on both ends, and the other surface except for the positions bonded to both ends is bent Folding dust mask only. The method according to claim 1,
Wherein the folding mask is folded at 1/2 with respect to a vertical center line and stored in a two-dimensional plane shape.

Images