KR200485363Y1 - Dust mask with easy adjusiting length of band - Google Patents

Dust mask with easy adjusiting length of band Download PDF

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Publication number
KR200485363Y1
KR200485363Y1 KR2020150007888U KR20150007888U KR200485363Y1 KR 200485363 Y1 KR200485363 Y1 KR 200485363Y1 KR 2020150007888 U KR2020150007888 U KR 2020150007888U KR 20150007888 U KR20150007888 U KR 20150007888U KR 200485363 Y1 KR200485363 Y1 KR 200485363Y1
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South Korea
Prior art keywords
band
hook
fastening
length
mask
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KR2020150007888U
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Korean (ko)
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KR20170002050U (en
Inventor
김미선
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윤재순
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Priority to KR2020150007888U priority Critical patent/KR200485363Y1/en
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    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/02—Masks
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/02—Masks
    • A62B18/025—Halfmasks
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/084—Means for fastening gas-masks to heads or helmets

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  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

Unlike conventional masks, fine dusts, or dust masks, which are difficult to put on the ear band, easy to cut off the strings, difficult to adjust the strings, and close to the face,
It is a simple hook-and-band structure that tightly fastens without tightly exposing the fastening part and simple structure that is compatible with the face cover material with high filtration efficiency. It can easily adjust the length of the hook band string according to the shape and size of the face part, So that the wearer can use the mask in a more hygienic and convenient manner by preventing the adjusted strap from being easily detached from the hook band length adjuster. However, compared to the prior art, the tightness, It is a health mask for respirators equipped with an economical hook band length adjuster that greatly improves work productivity.

Description

[0001] The present invention relates to a respirator health mask having a hook band length adjuster,

The present invention relates to a respirator health mask having a hanger band length adjuster,

More specifically, it is a face shield for avoiding direct contact with the outside air, and includes a face cover covering the nose and mouth of the face, and a hook band formed by a rubber band or the like which is fastened to both ears as a hook for hooking the face cover to both ears The present invention relates to a health mask for a respiratory apparatus having multiple functions for protecting the respiratory apparatus while preventing foreign substances such as dust and dirt from entering into the respiratory apparatus,

It is difficult to attach the hook band to the mask because it is difficult to attach the hook band by releasing the knot and releasing the knot. This is troublesome and inconvenient, and the elastic band of the string type Even if the mask is provided, the mask shape is deformed by the elastic force of the band, so that it is difficult to attach the hook band to the ear, the string is easily broken, the string is difficult to adjust,

      In order to reinforce the sealing function and the filtration function, fine dust, yellow dust, or a special mask to be worn instead of a general mask is also integrally provided with a hanger band fixing means of a complex structure in which the length of the string is adjusted on both sides of the mask face- The user can wear the hook band by adjusting the length of the strap, but it is not easy to fasten the strap of the hook band. Even if it is tightened, it can not maintain the fastening state for a long time. And the band tightening part is also exposed to the outside, so that the dust masking efficiency of blocking the fine dust and the wearing efficiency of the productivity and the aesthetics are reduced,

       Hooks and hooks Do not expose the fastening area to the outside of the hook. Loop-shaped hooks Double-loop type hooks for pulling strings inside the band. Forced insertion of female and male fasteners. And the hook length adjuster is formed as a fastening and fastening structure of a simple structure that can be simultaneously fixed to the face cover as a main body of the mask in a sandwich manner,

      Simple configuration with easy adjustment of string length without exposing the fastening area and easy configuration of the length-controlled strap so that it can not be easily released Low-cost hook-band adjuster makes it easy to assemble the hook band to the mask, resulting in high productivity and cumbersome and inconvenient operation It is easy to push and pull the string easily. It can perform the adjustment function of the band efficiently. It is easy to use the mask because of the easy adjustment of the string length and the tightness of the face contour of the mask. The present invention relates to a health mask for a respirator having a hook band length adjuster which can be easily used when the respiration is easy to use and is prevented from being worn out even when the wearer wears glasses.

The mask is used to protect the respiratory tract from fine dust because it can not stop everyday life even if the air is contaminated with fine dust or dust. In order to avoid direct contact with the outside air, It prevents dust and dirt floating in the air, prevents inhalation and scattering of germs and viruses, prevents harmful substances from being absorbed into the body through respiratory tracts, and prevents hygiene, cold weather It has been widely used as a warm-weather application to protect the face from winter cold weather, which is caused by cold air due to cold and warm air around the nose and mouth. In recent years, the mask has been expanding its usage beyond the function of a simple visor.

The mask is usually a face shield and respiratory aid for avoiding direct contact with outside air. The mask is formed of various materials such as cloth, knitted fabric, nonwoven fabric, and spunbond so as to cover the nose and mouth of the face and block the inflow of dust or foreign matter. And a hook band such as a rubber band which is hung on both ears as a hook means for hanging the face cover and the face cover to both ears, so that the hook band can be put on the ear to wear the mask.

However, the conventional general mask is formed of a simple rectangular shape as a fabric material such as a cotton, and it can block the inflow of large harmful substances by wearing a mask to some extent. However, it is possible to prevent foreign substances such as fine dust and yellow dust and viruses that cause infectious diseases It is difficult to completely prevent the harmful substances such as fine dust and yellow dust from reaching the respirator. As a result, the dustproof efficiency is lowered. Therefore, in order to prevent the inflow of fine dust, it is necessary to wear a special dust mask or dust mask. The hook band of the type attached to the side is fixed to the face cover as a mask body directly as a respiratory protection so that it is difficult to attach the hook band to the mask and the hook operation such as knotting the hook band or releasing the knot to hang the ear is troublesome and inconvenient And has an elastic band of a string type Even if the mask is deformed by the elasticity of the band, the hook band is difficult to be put on the ear, the string is easily broken, the string is difficult to adjust, and the tightening of the mask is difficult. Therefore, the mask shape is deformed, Which is easily infiltrated into the nose or mouth during the breathing, and the sealing function is deteriorated.

In addition, in order to reinforce the sealing function and the filtration function, the quality of the filter paper constituting the face cover is improved by using a material such as nonwoven fabric instead of a general cloth made of cloth, thereby improving the filtration performance. It is possible to improve the filtration performance and improve morphological stability by complementing the filter function. But it is possible to integrate the hanger band length adjuster with a complicated structure in which the length of the hanger is adjusted on both sides of the mask face cover, The hook band can be worn on the ear, but it is inconvenient to fasten the hook band, and if it is tightened, the fastening state can not be maintained for a long time and the string is pulled out over time, It is difficult for the worker to insert the band into the band length adjuster. It is time-consuming and labor-intensive due to the increase in production cost. The productivity is decreased due to the complexity of the production. The complexity of structure for controlling the band is complicated and the economic efficiency is lowered due to cost increase. It is difficult to satisfy the comprehensive application requirements such as required filtration property, airtightness, morphological stability, user convenience, manufacturing productivity and assemblability, economical efficiency of production cost, and cosmetic appearance required for a respiratory health mask. there was.

In addition, the conventional mask has a problem in that when the glasses are worn, the breathing of the winter season and the snortry leaks out, and the glasses are dried up, thereby obscuring the visual field.

This prior art is also related to the prior art as described above. In this prior art, it is also inconvenient to tighten the straps of the hooking band. Even if the straps are tightened, the fastening state can not be maintained for a long time, And the joint part of the band is also exposed to the outside, so that the dustproof efficiency and the productivity and aesthetics of the dust prevention are reduced, so that the filtration property, air tightness, user convenience, manufacturing productivity and assemblability required for the respiratory health mask, economy, appearance It has common problems such as a drop in beauty.

Document 1: Korean Patent Publication No. 10-1072467

(Date of announcement October 11, 2011, dust mask to form a structure for adjusting the length of the hook band)

Document 2: Korean Utility Model Publication No. 20-2011-0006545

(Open date June 29, 2011 Band length adjustment of mask)

Document 3: Korean Utility Model Publication No. 20-2010-0010454

(Open date October 25, 2010, facial mask with earring part with adjustable length)

Accordingly, the present applicant has made efforts to solve all the problems of the prior art respirator mask having a limited function having the above-described problems as a whole, and as a result,

As a simple structure and a simple hook-and-band coupling structure, a health mask for a respirator having an airtightness, a user convenience, a manufacturing efficiency, .

As described above, the conventional health mask for respirators has various problems,

It is a simple hook-and-band structure that tightly fastens without tightly exposing the fastening part and simple structure that is compatible with the face cover material with high filtration efficiency. It can easily adjust the length of the hook band string according to the shape and size of the face part, So that the wearer can use the mask in a more hygienic and convenient manner by preventing the adjusted strap from being easily detached from the hook band length adjuster. However, compared to the prior art, the tightness, The present invention solves the technical problem of developing a health mask for a respirator equipped with an economical hanger band length control device with a greatly improved work productivity.

The present invention has been made to solve the above-mentioned problems,

As a means of hanging the face cover and the face cover covering the nose and mouth of the face and the face cover to the ears, a hook band length adjuster which inserts an elastic material hook band fixed to both ears is fastened to both sides of the face cover, And a hook length adjuster for adjusting a length of the hook band by a band length adjuster according to the size of the hook,

The hanger band control member is made of a synthetic resin material having a light, durable and flexible strength. The hanger band control member is made of a synthetic resin material having a strength of 2 A pair of two symmetrically divided wing shapes divided into a plurality of close contact pieces,

Wherein a plurality of fixing protrusions functioning as a stopper for fixing the hooking band are provided on the inner side of the left and right symmetrical inclined walls,

 An annular ring hole is formed at an intermediate portion of the folding portion so as to receive a double-loop hooking band in which a cord tightening pulling loop is formed inside the band,

Wherein one side support piece of each of the plurality of the contact support pieces is provided with a female and male male and female side fastening members each of which has a pair of elastic gripping pieces provided on the head and a pair of fastening holes Became,

A double loop type hook band in which a cord fastening pulling loop is formed by the elliptical hook hole is inserted and fixed to the plurality of fastening protrusions provided on the inclined wall of the folding portion to fix the hooking band, The fastening protrusions provided with the elastic nipping pieces are forcedly engaged with the fastening holes so that the plurality of fastening supporting pieces sandwich the end fastening supporting portions sandwiched and sandwiched at the same time, Loop type hook-and-loop fastening structure in which the length of the cord is easily adjusted without exposing the cord, and the length of the strap is kept in a locked state so that the strap can not be easily detached,

 The double loop type hook bands with string pulling hooks can be flexibly combined without exposing the fastening parts, so that the length of the string can be easily adjusted and the length of the string can be easily separated. It can easily adjust the string length of the hooking band so that the gap between the hooks can be easily controlled by pushing or pulling the pulling ring. It is possible to adjust the length of the hooking band The present invention relates to a health mask for a respirator.

The respirator health mask having the hook band length adjuster of the present invention, as described above,

As described above, in the case of a simple hook-and-loop bonding structure in which a face cover structure having a good filtration efficiency and a simple structure for stably maintaining the shape of a mask so that a connection portion is not easily rotated,

The length of the hook can be adjusted without exposing the fastening area of the hook band. The length of the strap can be adjusted to maintain the elastic locking state so that the strap can not be removed easily. Masks can be used more easily and more hygienically.

In addition, this design is simple configuration Low cost hanger band adjuster reduces assembly air, so it can be easily assembled to mask, so manufacturing, assembly, work productivity is greatly improved, economical, and the exposed surface of joint is minimized and the appearance is finished neatly And the aesthetics are improved.

In addition, the design of the present invention has low facial inspiratory resistance which makes it easier to breathe when used, and prevents seams from being used.

In conclusion, this design is a hook-band coupling structure which is easy to use function connection and concealment type concealment type, and it has a variety of respiratory health masks such as airtightness, user convenience, fabrication, assembly, work productivity, economical efficiency, It is possible to comprehensively satisfy the application requirement characteristics.

FIG. 1 is a perspective view showing a health mask for a respirator provided with a hook band length adjuster of the present invention; FIG.
Fig. 2 is a view showing the detailed configuration of a hook-band length regulating member which is a main part of the present invention
Fig. 3 is an enlarged view of the mounting condition of the hook band length adjuster of the present invention
Figure 4 shows the state of use of the hook band length adjuster of the present invention

BRIEF DESCRIPTION OF THE DRAWINGS The above and other objects, features, aspects and advantages of the present invention will become more apparent from the following detailed description when read in conjunction with the accompanying drawings, in which: FIG.

The present invention relates to a hook-and-loop fastener comprising a face cover 10 covering the nose and mouth of the face as a main body and a hooking means for hooking the face cover 10 to both ears, A hook band length adjuster 20 is fixedly secured to both sides of the face cover 10 to adjust the length of the hook band by the band length adjuster 20 according to the face shape and size, A respirator health mask (100) comprising:

The hanging band adjuster 20 is made of a synthetic resin material having a light, durable and flexible strength and is formed of a synthetic resin material having a predetermined strength so as to be spaced apart from each other by a plurality of long slanting walls 26 each having a symmetrical shape so as to be able to receive the hooking band 30 The entirety of which is double-sided symmetrically folded rectangular shaped by injection molding so as to be foldable about the folding section 25,

A plurality of fixing protrusions (28) functioning as a stopper for fixing the hooking band (30) are provided inside the left and right symmetrical inclined walls (26)

 An elliptical annular hole 27 is formed in the middle of the folding part 25 so as to receive the hooking band of the double loop type in which the cord fastening pulling hook 31 is formed inside the hooking band 30,

As the female and male fastening means of the forced fit type, the one-side fastening supporting piece is provided with a fastening projection 22 provided with a pair of elastic nipping pieces 22a on the head, A fastening hole 23 is formed,

The hooking band 31 of the double loop type in which the cord tightening hooking ring 31 is formed by the elliptical hook hole 27 is inserted and folded so that a plurality of hooks 31 provided on both inclined walls 26 of the hooking portion 25 The hooking band 30 is fixed by engaging the fixing projections 28 so that the plurality of supporting supporting pieces 21 are sandwiched and overlapped with each other at one end of the face cover 10, 22a are fitted to the fastening holes 23 so as to easily adjust the length of the string without exposing the fastening portions of the hooking band and to prevent the strap with the length from being easily detached And a hook-band length adjuster of a double-loop type hook-and-loop fastening structure for holding the hook-

 The hooking band 30 of the double loop type having the cord tightening hook 31 formed by pulling the middle part of the hooking band 30 is elastically joined without exposing the fastening part, So that the string can be easily removed. Thus, it is possible to adjust the length of the hook band by adjusting the band so that the pulling hook 31 can be easily pushed or pulled in accordance with the shape and size of the face portion, thereby preventing a gap between the mask and the face skin The present invention relates to a health mask for a respiratory apparatus having a hook-band length control unit, which is improved in dustproof efficiency compared to the prior art,

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The present invention is a health mask for a respirator having a hook band length adjuster,

As described above, it is difficult to fix the hooking band or adjust the string length by attaching the hooking band 30 directly to the mask body as a face shielding and breathing aid for avoiding direct contact with the outside air. By the elasticity of the band, It is not a deformable form,

 A face cover 10 as a filter function cover for blocking fine dust, yellow dust, viruses, etc. from the outside by covering the nose and mouth of the face while performing the function of the mask body, and elastic material hooks And a hook band length adjuster (20) for accommodating a band (30) inserted into the hook band length adjuster (20) The user can adjust the length of the hooking band 30 according to the size of the face and then wear the mask while wearing the ear.

The face cover 10 is formed of a relatively non-woven material such as a nonwoven fabric having a good filtration performance so as to perform a filtering function, and is formed of a plastic material, So that they can be firmly attached with an appropriate tensile force.

In addition, the mask of the present invention can be composed of only the face cover 10, but it is possible to prevent the wearer's nose and jaws from supporting the nose and the jaws, And a nose support base 12 formed of a metal material wire bent in accordance with the nose is inserted and mounted on the lid 11 provided at the upper portion of the lid 11, It is preferable that the mask is constructed so as to be suitable for the outline of the face of a user with severe bending and tightly contacted tightly so that a gap is not generated between the face and the mask.

The hanger band adjuster 20 is made of a synthetic resin material having a light, durable and flexible strength. The hanger band adjuster 20 is provided with a plurality of inclined walls 26 each having a symmetrical shape, Shaped symmetrically folded rectangular external shape by injection molding with a double-sided close-fitting support piece 21 of symmetrical two-wing shape divided into two horizontally foldable portions about the folded portion 25 formed at an intermediate portion .

A plurality of fixing protrusions (28) functioning as a stopper for fixing the hooking band (30) are provided on the inside of the left and right symmetrical inclined walls (26) provided in the folding part (25)

 An elliptical annular hole 27 is formed in the middle of the folding part 25 so as to receive the hooking band of the double loop type in which the cord fastening pulling hook 31 is formed inside the hooking band 30,

As the female and male fastening means of the forced fit type, the one-side fastening supporting piece is provided with a fastening projection 22 provided with a pair of elastic nipping pieces 22a on the head, And a fastening hole 23 is formed on each side.

In other words, in the present invention, the hook-band control member 20 is formed as a pair of symmetrically wing-shaped wings with the folded portion as a center, so that a plurality of edges of the both side ends of the face- (22) having a pair of elastic gripping pieces (22a) provided on a head provided on the other side support piece in a tightening hole (23) of the one side close support piece (22) in a sandwich manner in parallel in the longitudinal direction ) Is tightly fastened by a forced fit method, and the side is closed in a prefabricated manner so that the fastening portion is not exposed to the outside.

The elastic nipping piece 22a provided on the head of the fastening protrusion 22 is a fastening means having a suitable elasticity and becomes a holding force of the elastic nipping piece 22a having its own elasticity when it is pushed on the fastening hole 23, The cover 10 is locked in the middle so that it does not fall out of the fastening hole 23 and is stably engaged.

In addition, both side end portions of the face cover 10 are inserted and held between the hooking band adjusting members 20,

The hooking band 31 of the double loop type in which the cord tightening hooking ring 31 is formed by the elliptical hook hole 27 is inserted and folded so that a plurality of hooks 31 provided on both inclined walls 26 of the hooking portion 25 The hooking band 30 is fixed and coupled with the fixing protrusion 28 while maintaining a constant tension,

 The hooking band 31 is formed in a double loop shape in which the cord fastening pulling hook 31 is formed and is inserted into the elliptical hook hole 27 together with the face cover 10 and hooked to the hooking band adjuster 20 The fastening protrusions 23 and the fastening protrusions 22 can be securely fastened to the folding portions 25 at the same time by using a pair of male and female fastening means.

The folding part 25 is formed between the inclined walls 26 formed with a plurality of fixing protrusions 28. The fixing protrusions 28 function as a stopper to keep the tension of the hooking band 31 constant In a state in which the hooking band 31 is formed in a double loop configuration in which a cord fastening pulling ring 31 is formed, the length-adjusted strap is kept in a locked state so as to be easily detached from the cord fastening pulling hook 31 Thereby making it possible to adjust the string length of the hooking band 31 by a single operation of pulling the string pulling pulling ring 31 without a continuous operation of forming a loop on the string and pulling the string to adjust the tightening.

The knot-shaped cord fastening pulling loop 31 formed on the hooking band 31 facilitates adjustment of the cord length and prevents the strap whose length has been adjusted from being easily detached from the face of the user, So that the cover 10 has a stable adherence force so that there is no part to be lifted, thereby enhancing the effect of blocking fine dust and yellow sand of the mask.

Therefore, the present invention has a simple structure for easily maintaining the shape of the mask so that the length of the hook band can be easily adjusted, As a hook band coupling structure,

It is possible to adjust the length of the string without exposing the hooking band (31) in a double-loop configuration in which the hooking band length adjusting groove (31) is formed and the length-adjustable string is elastically By maintaining the locked state, the face adhesion is excellent, and therefore, the wearer can use the mask more hygienically and easily with an excellent foreign matter blocking effect.

The present invention described above is not limited to the above-described embodiments because various modifications and changes may be made by those skilled in the art without departing from the technical idea of the present invention .

100: mask
10: Face cover 11: Cover
12: nose support
20: Hook band length adjuster
21: close contact piece 22: fastener
22a: Elastic nipple
23: fastening hole 25:
26: inclined wall 27: elliptical hole
28: Fixing projection
30: hook band
31: Bending ring

Claims (2)

A plurality of long inclined walls 26 of symmetrical construction made of a synthetic resin material for accommodating a hook-shaped elastic material hooking band 30 for fixing the face cover 10 covering the nose and mouth of the face and the face cover 10 to both ears Symmetrically folded rectangular protruding portions of a double-sided symmetrically folded rectangular shape with a pair of symmetrical two-wing-shaped, two-piece tight fitting support pieces 21, A hook length adjuster 20 which is molded and held in tight contact with the hook band 30 is fixedly fastened to both sides of the face cover 10 so that the band length adjuster 20 adjusts the length of the hook band A respirator health mask (100) having a hook length adjuster for adjusting the length,
An oval hole 27 is formed in the middle of the folding part 25 and an oval hole 27 is formed in the hooking band 30 and a stopper 30 for fixing the hooking band 30 is provided inside the inclined wall 26, A plurality of fixing protrusions 28 are provided,
A plurality of fastening protrusions (21) are provided with fastening holes (23) in the one-side fastening protrusions (22)
A hook for holding the hooking band 30 on the folding part 25 and for pressing and pressing the plurality of tightly fitting support pieces 21 on both sides symmetrically folding and forcing the fastening protrusion 22 to the fastening hole 23 A respirator health mask (100) having a band length adjuster,
A pair of elastic gripping pieces 22a are provided on the head of the fastening protrusion 22,
The hooking band 30 of the double loop type in which the cord fastening pulling loops 31 are formed is inserted into the loop hole 27 so that the loop fastening pulling hook 31 of the loop- A hook band control member 20 having a pair of symmetrical two-wing configuration formed so as to protrude from the face cover 10 is sandwiched by a plurality of close contact support pieces 21 sandwiching one end of the face cover 10, And the elastic nipping piece 22a of the fastening protrusion 22 is forcibly engaged with the fastening hole 23 so that the length of the string can be easily adjusted without exposing the hooking band fastening portion, And a hook-and-loop length adjuster featuring a function-linkage structure of a double-loop hook-band formation and fastening that maintains the locked state so that the strap is not easily released. delete
KR2020150007888U 2015-12-02 2015-12-02 Dust mask with easy adjusiting length of band KR200485363Y1 (en)

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CN112043019B (en) * 2020-08-12 2023-09-05 杭州永利百合医疗器械有限公司 Detachable ear belt line mask
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KR20200002159U (en) 2019-03-23 2020-10-06 양봉석 Mask
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KR102079726B1 (en) 2019-07-26 2020-02-19 현한울 Adhering mask
KR102376391B1 (en) * 2019-08-30 2022-03-18 신채린 A functional mask comprising adhesive label sheet and water-beads that can be checked for use
KR20210026638A (en) * 2019-08-30 2021-03-10 신채린 A functional mask comprising adhesive label sheet and water-beads that can be checked for use
KR20210058337A (en) 2019-11-14 2021-05-24 현한울 Mask for easy controlling string
KR20210112889A (en) 2020-03-06 2021-09-15 이성학 multifunctional mask
KR20210123111A (en) 2020-04-02 2021-10-13 원용길 Mask earring band
KR20210131592A (en) 2020-04-24 2021-11-03 설진영 A multi layer sheet using filtering air and mask having thereof
KR102153264B1 (en) * 2020-05-07 2020-09-07 최영환 Sanitary mask
KR20210002615U (en) 2020-05-19 2021-11-26 박형우 Strap-adjustable unit for mask
KR20220028303A (en) 2020-08-28 2022-03-08 박철옥 Mask nose wire manufacturing method and iron core manufacturing device for this nose wire
KR20220067193A (en) 2020-11-17 2022-05-24 방지철 holding apparatus of wearing mask with changeable mask
KR102289617B1 (en) 2020-11-27 2021-08-17 배이지 Mask
KR20220081792A (en) 2020-12-09 2022-06-16 홍영주 Mask with anti-fog pad
KR20220090765A (en) 2020-12-23 2022-06-30 박철웅 Nose close-up mask
KR20230004324A (en) 2021-06-30 2023-01-06 조연서 Mask

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