CN102091388B - Face shield - Google Patents
Face shield Download PDFInfo
- Publication number
- CN102091388B CN102091388B CN201010587459.8A CN201010587459A CN102091388B CN 102091388 B CN102091388 B CN 102091388B CN 201010587459 A CN201010587459 A CN 201010587459A CN 102091388 B CN102091388 B CN 102091388B
- Authority
- CN
- China
- Prior art keywords
- mentioned
- filtration liner
- face shield
- installation portion
- wearer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
- A62B23/00—Filters for breathing-protection purposes
- A62B23/02—Filters for breathing-protection purposes for respirators
- A62B23/025—Filters for breathing-protection purposes for respirators the filter having substantially the shape of a mask
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/10—Respiratory apparatus with filter elements
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/003—Means for influencing the temperature or humidity of the breathing gas
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/02—Valves
Landscapes
- 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
There is provided a kind of make the filtration liner be arranged on mask body not touch wearer mouth limit, can not vexedly wet, breathe also can carry out very well, talk also be very easy to, eyeglass also can not be fuzzy when the wearing of glasses user face shield.By covering the filtration liner (1) of nose and mouth and forming at the mask body (2) that this filtration liner (1) is installed in inner side dismounting freely, above-mentioned filtration liner (1) spatially shape, do not contact with the Bu Jikou limit, nostril of wearer to make it, on above-mentioned mask body (2), be provided with the installation portion (2a) of above-mentioned filtration liner (1).
Description
Technical field
The present invention relates to be suitable for jogging, by bike, the outdoor exercises such as skiing time, when riding at motorcycle, the respiratory apparatus impairment that prevents the exhaust gas of automobile, pollen, dust etc. from bringing etc. or prevent the face shield of intrusion etc. of cold local cold air.
Background technology
In the past, as this face shield, such as shown in figure 16, exist and form nose covering part 12 at the central portion of the mask body 11 of the tabular by the proper width covered from face to occiput, form mouth covering part 13 in the below of then this nose covering part 12, connect the structure (patent document 1) fixing body 14 being set, being respectively equipped with the affixed bodies 15 such as two sides splicing tape on these fixing bodies 14 in the both sides of above-mentioned mask body 11 respectively.
Above-mentioned face shield is formed with the notch 16 for the transverse direction making nostril portion expose in nose covering part 12 and the boundary portion of mouth covering part 13.Further, mouth covering part 13 is equipped with the aperture 17 of many ventilations, make the breathing of wearer good, make talk become easy.
In addition, as this face shield, such as shown in figure 17, exist by cover nose and mouth filtration liner 21 and in inner side dismounting freely by structure (patent document 2) that the mask body 24 that face splicing tape 22 installs this filtration liner 21, be connected with fixing body 23 in both sides is formed.
Above-mentioned face shield is the structure being provided with many apertures 25 in the lower part of the nose of mask body 24 and the part of mouth, is the structure being provided with face splicing tape 26 on installation portion 23.Further, by the many apertures 25 arranged in the lower part of nose and the part of mouth, the breath of wearer is discharged to the outside, so the eyeglass of glasses etc. can not be fuzzy.
[patent document 1] is real opens clear 60-165411 publication
[patent document 2] Unexamined Patent 8-80356 publication
But, in the face shield described in patent document 1, due to the aperture 17 being formed with notch 16 for making nostril portion expose in the nose covering part 12 of mask body 11 and the boundary portion of mouth covering part 13, being equipped with many ventilations in mouth covering part 13, so make the breathing of wearer improve, make talk become easy, but because the above-mentioned aperture 17 be located in mouthful covering part 13 contacts the mouth limit wearer when face shield is worn, so there is vexed wet or breathing still bad, the problem of also not feeling better of talking.
And then, in the face shield described in patent document 1, because the above-mentioned aperture 17 be located in mouthful covering part 13 contacts on the mouth limit of wearer when face shield is worn, so mouth covering part 13 is dirty, but because this mouthful of covering part 13 can not be changed, so there is antihygienic problem.
In addition, in the face shield described in patent document 2, also owing to being provided with many apertures 25 in the lower part of nose and the part of mouth, so eyeglass etc. can not be fuzzy, but the filtration liner 21 being mounted in the inner side of mask body 24 contacts on the mouth limit of wearer, have vexed wet, can not carry out breathing, talking the problem of also not feeling better well.
And then, in the face shield described in patent document 2, due to filtration liner 21 face splicing tape 22 dismounting is arranged on mask body 24 freely, so this filtration liner 21 can be changed when dirty, but face splicing tape 22 is difficult to dismounting, disassembling operations is more difficult, has the dirty situation being on hand attached to wearer, has the problem be also deteriorated in health.
Summary of the invention
So, problem of the present invention solves above-mentioned problem in the past, object be to provide a kind of make the filtration liner be arranged on mask body be not in contact with wearer mouth limit, can not vexedly wet, breathe also can carry out well, also very easy, that eyeglass can not be fuzzy when the wearing of glasses user face shield of talking.
And then, the object of this invention is to provide a kind of easily can carry out this filtration liner when the replacing of filtration liner replacing, dirty can not be attached to wearer on hand, also good in health face shield.
Therefore, face shield of the present invention is following structure: by covering the filtration liner 1 of nose and mouth and forming at the mask body 2 that this filtration liner 1 is installed in inner side dismounting freely, above-mentioned filtration liner 1 spatially shape, do not contact with the Bu Jikou limit, nostril of wearer to make it, on above-mentioned mask body 2, be provided with the installation portion 2a of above-mentioned filtration liner 1.
And, face shield of the present invention is following structure: on above-mentioned filtration liner 1, extension 1a is provided with in two side ends, on above-mentioned mask body 2, fixing body 2b is connected with in the two side ends of installation portion 2a, each base end part of the installation portion 2a side of these fixing bodies 2b is provided with insertion section 7, above-mentioned extension 1a is plugged off freely respectively relative to these insertion sections 7.
And then, face shield of the present invention is following structure: on above-mentioned filtration liner 1, extension 1a is provided with in two side ends, on above-mentioned mask body 2, fixing body 2b is connected with in the two side ends of installation portion 2a, each base end part of the installation portion 2a side of these fixing bodies 2b is provided with hook portion 10, and hook is de-freely respectively relative to these hook portions 10 to make above-mentioned extension 1a.
In addition, face shield of the present invention is following structure: in the upper end of above-mentioned filtration liner 1, is provided with the contact component 4 on bridge of the nose to wearer and two cheek tops.
And then face shield of the present invention is following structure: in the upper end of the installation portion 2a of above-mentioned mask body 2, be provided with the conformal parts 5 being freely bent to regulation shape corresponding to the shape of the bridge of the nose of wearer.
In addition, face shield of the present invention is following structure: on above-mentioned filtration liner 1, be provided with air bleeding valve 3, is made by the installation portion 2a of above-mentioned mask body 2 reticulated matrix being rich in aeration.
And then face shield of the present invention is following structure: on the fixing body 2b of above-mentioned mask body 2, be provided with the tape 8 to the installation of helmet H.
In addition, face shield of the present invention is following structure: above-mentioned extension 1a base end part on have depression D.
Face shield of the present invention is formed as described above, so the filtration liner be arranged on mask body can not touch the mouth limit of wearer, can not vexedly wet in the mouth limit of wearer, breathe and also can carry out very well, talk and be also very easy to, when the wearing of glasses user, eyeglass also can not be fuzzy.
And then face shield of the present invention easily can carry out the replacing of this filtration liner when the replacing of filtration liner, dirtyly wearer can not be attached on hand, also good in health.
Accompanying drawing explanation
Fig. 1 is the side view of the embodiment representing face shield for the present invention.
Fig. 2 is the side view of the filtration liner used in the face shield shown in Fig. 1.
Fig. 3 is the front view of the filtration liner shown in Fig. 2.
Fig. 4 is the rearview of the filtration liner shown in Fig. 2.
Fig. 5 is the front view of the state that the mask body of the face shield shown in Fig. 1 launches.
Fig. 6 is the rearview of the state that the mask body of the face shield shown in Fig. 1 launches.
Fig. 7 is the key diagram of the state on the mask body shown in Fig. 6 that is installed to by filtration liner.
Fig. 8 is the key diagram of the using state representing the face shield shown in Fig. 1.
Fig. 9 is the stereogram from the state of observing by front of another embodiment representing face shield for the present invention.
Figure 10 is the stereogram of the state from backrest surface observation of the face shield shown in Fig. 9.
Figure 11 is the side view of the filtration liner used in the face shield shown in Fig. 9.
Figure 12 is the front view of the filtration liner shown in Figure 11.
Figure 13 is the rearview of the filtration liner shown in Figure 11.
Figure 14 is the stereogram of the state of observing the mask body of the face shield shown in Fig. 9 from backrest surface.
Figure 15 is the stereogram amplified by the ear-hang rope of the fixing body of the mask body shown in Figure 14.
Figure 16 is the stereogram of an example of the face shield represented in the past.
Figure 17 is the stereogram of another example of the face shield represented in the past.
Description of reference numerals
1 filtration liner
1a extension
2 mask bodies
2a installation portion
2b fixing body
3 air bleeding valves
4 contact components
5 conformal parts
7 insertion sections
8 tapes
10 hook portions
D caves in
The H helmet
Detailed description of the invention
Below, the mode for implementing face shield of the present invention is explained based on accompanying drawing.
Fig. 1 ~ Fig. 8 is embodiment face shield of the present invention having been made the structure be suitable for by bike, make the structure easily worn when the helmet is by bike installed, by covering the filtration liner 1 of nose and mouth and forming at the mask body 2 that this filtration liner 1 is installed in inner side dismounting freely.
Above-mentioned filtration liner 1, in the three-dimensional shape do not contacted with the Bu Jikou limit, nostril of wearer, is provided with extension 1a in its two side ends.Illustrated filtration liner 1 has made the three-dimensional shape in the roughly cup-shaped of truncated cone, but the three-dimensional shape of the cup-shaped in smooth substantial cylindrical etc. can be made, arbitrary three-dimensional shape implements.In addition, air bleeding valve 3 is provided with in the substantially central portion of this spatially front 1b of the filtration liner 1 of shape.
Further, above-mentioned filtration liner 1 is such as the three-layer structure of outer lateral body, intermediate and interior lateral body, and outer lateral body and interior lateral body are made up of non-woven fabrics, and intermediate is made up of the filter that active carbon is housed.The extension 1a of above-mentioned filtration liner 1 is formed as the roughly four limit sheets such as illustrating such lengthwise, as long as but wearer easily with pointing the shape, the size that pinch, be that what kind of shape can.In addition, the extension 1a of this filtration liner 1 also can not be equipped with the intermediate of the filter of active carbon, and is two layers of structure of outer lateral body and interior lateral body.
And then, in the upper end of above-mentioned filtration liner 1, be provided with the contact component 4 on bridge of the nose to wearer and two cheek tops.This contact component 4 is the fin illustrating such elastically deformable, the distortion by the bridge of the nose of wearer and the pushing of two cheek tops is also removable, eliminate at bridge of the nose and the gap that produces between two cheek tops and filtration liner 1, as long as but by the structure that this gap is eliminated, be not limited to the fin of above-mentioned elastically deformable.
Above-mentioned mask body 2 is made up of the cloth of synthetic resin etc., is provided with the installation portion 2a of above-mentioned filtration liner 1, is connected with fixing body 2b in the two side ends of this installation portion 2a.Installation portion 2a is made into cup-shaped by the reticulated matrix being rich in aeration, and the filtration liner 1 along spatially shape is formed.In addition, in the upper end of installation portion 2a, be provided with corresponding to the shape of the bridge of the nose of wearer the conformal parts 5 being freely bent to regulation shape.These conformal parts 5 are made up of wire or metallic plate, shape memory resin etc., the gap produced between the bridge of the nose and installation portion 2a of wearer is eliminated, but if its shape can be maintained under the state of bending, be not limited to wire or shape memory resin.
Further, the fixing body 2b of above-mentioned mask body 2 is formed as banded, is reticulated by pars intermedia to make it be rich in aeration, with each outer end of installation portion 2a opposition side on be provided with the affixed bodies 6 such as face splicing tape.In addition, the respective base end part of the installation portion 2a side of above-mentioned fixing body 2b is provided with insertion section 7, the extension 1a of above-mentioned filtration liner 1 is plugged off freely respectively relative to these insertion sections 7.These insertion sections 7 are in pocket-like, and opening 7a is positioned at the both sides of installation portion 2a.In addition, above-mentioned insertion section 7 has been made can be had more than neededly by the size of extension 1a insertion, make easily this extension 1a to be inserted, but also can make the size just in time extension 1a can inserted, also can make and can reluctantly extension 1a be pushed and the size inserted.
And then above-mentioned mask body 2 has made the tape 8 be provided with on fixing body 2b to the installation of helmet H.This tape 8 is formed as the band shape being provided with the affixed bodies 9 such as face splicing tape at two ends, is wound on fixing body 2b.
Face shield of the present invention has been made to be suitable for another dust-proof embodiment by Fig. 9 ~ Figure 15, same with the structure be suitable for by bike, by covering the filtration liner 1 of nose and mouth and forming at the mask body 2 that this filtration liner 1 is installed in inner side dismounting freely.
Above-mentioned filtration liner 1, in the three-dimensional shape do not contacted with the Bu Jikou limit, nostril of wearer, is provided with extension 1a in its two side ends.And then, above-mentioned extension 1a base end part on have depression D.Illustrated filtration liner 1 has made the three-dimensional shape of the cup-shaped in conical shaped, but the three-dimensional shape of the cup-shaped in smooth substantial cylindrical etc. can be made, arbitrary three-dimensional shape implements.In addition, air bleeding valve 3 is provided with in the substantially central portion of this spatially front 1b of the filtration liner 1 of shape.
Further, above-mentioned filtration liner 1 is such as the three-layer structure of outer lateral body, intermediate and interior lateral body, and outer lateral body and interior lateral body are made up of non-woven fabrics, and intermediate is made up of the filter that active carbon is housed.The extension 1a of above-mentioned filtration liner 1 is formed as such as illustrating such roughly lengthwise round shape, as long as but wearer easily with pointing the shape, the size that pinch, be that what kind of shape can.In addition, the extension 1a of this filtration liner 1 also can not be equipped with the intermediate of the filter of active carbon, and is two layers of structure of outer lateral body and interior lateral body.
And then, in the upper end of above-mentioned filtration liner 1, be provided with the contact component 4 on bridge of the nose to wearer and two cheek tops.This contact component 4 is the fin illustrating such elastically deformable, the distortion by the bridge of the nose of wearer and the pushing of two cheek tops is also removable, eliminate at bridge of the nose and the gap that produces between two cheek tops and filtration liner 1, as long as but by the structure that this gap is eliminated, be not limited to the fin of above-mentioned elastically deformable.
In addition, on the upper end of above-mentioned filtration liner 1, be provided with corresponding to the shape of the bridge of the nose of wearer the conformal parts 5 being freely bent to regulation shape.These conformal parts 5 are made up of wire or metallic plate, shape memory resin etc., together with above-mentioned contact component 4, the gap produced between the bridge of the nose and filtration liner 1 of wearer is eliminated, but if its shape can be maintained under the state of bending, be not limited to wire or shape memory resin.
Above-mentioned mask body 2 is made up of the cloth of synthetic resin etc., is provided with the installation portion 2a of above-mentioned filtration liner 1, is connected with fixing body 2b in the two side ends of this installation portion 2a.Installation portion 2a is made by the retractile reticulated matrix being rich in aeration, is provided with the retaining hole h of air bleeding valve 3 in substantial middle, along the filtration liner 1 of spatially shape.In addition, the front of installation portion 2a and fixing body 2b is covered by enclosing cover 2c, and then, this enclosing cover 2c is hung down, to make its jawbone covering user or neck to the below of installation portion 2a and fixing body 2b.
Further, the fixing body 2b of above-mentioned mask body 2 is provided with the ear-hang rope Sa in round, is the structure that rubber rope etc. is made up of the material with retractility by this ear-hang rope Sa.The ear-hang rope Sa of this fixing body 2 installs as required and to be drawn nearer one another by two ear-hang rope Sa and to push the auxiliary rope Sb at the rear portion of the neck of user.In addition, make auxiliary rope Sb that bracelet B etc. is set on respective end and can be interconnected, and length adjustment freely.
In addition, the respective base end part of the installation portion 2a side of above-mentioned fixing body 2b is provided with hook portion 10, hook is de-freely respectively relative to these hook portions 10 to make the extension 1a of above-mentioned filtration liner 1.These hook portions 10 make restiform bodies of retractility or the non-telescoping arranged along the vertical direction etc. and form hook hole O, distance d between the upper and lower depression D of the lengthwise L making this hook hole O and the base end part being located at above-mentioned extension 1a is identical or slightly larger, makes it be difficult to depart from from these depressions D.In addition, when making above-mentioned hook portion 10 be the restiform bodies of retractility, the lengthwise L of above-mentioned hook hole O also can be made less than the distance d between above-mentioned depression D.
Face shield of the present invention is owing to forming as described above, so when face shield is worn, the Bu Jikou limit, nostril of wearer is positioned at the three-dimensional shape of filtration liner 1, be not in contact with on this filtration liner 1, and then owing to being provided with air bleeding valve 3 on filtration liner 1, so can not vexedly wet in the mouth limit of wearer, breathe and also can carry out very well, talk and also become very easy.
And, bridge of the nose wearer and the gap that produces between two cheek tops and filtration liner 1 are eliminated by being located at the contact component 4 of the upper end of filtration liner 1 or conformal parts 5 by face shield of the present invention, and then, also the gap produced between the bridge of the nose and installation portion 2a of wearer is eliminated by the conformal parts 5 being located at the upper end of the installation portion 2a of mask body 2, so eyeglass also can not be fuzzy when the wearing of glasses user.
And then, face shield of the present invention is when being installed to filtration liner 1 on mask body 2, as long as make filtration liner 1 enter into the installation portion 2a of mask body 2, the extension 1a of this filtration liner 1 is inserted into the insertion section 7 of mask body 2 from each opening 7a or is hooked in the hook portion 10 of mask body 2, filtration liner 1 just can be made not offset from installation portion 2a.
In addition, use face shield of the present invention, when filtration liner 1 is dirty, as long as finger is inserted from the opening 7a of the insertion section 7 of mask body 2, pinched by the extension 1a of filtration liner 1 and pulls out, or with finger, the hook portion 10 of mask body 2 has been pinched, the extension 1a of filtration liner 1 is pulled down from this hook portion 10, just the installation portion 2a of this filtration liner 1 from mask body 2 can be taken out simply, so the replacing of this filtration liner 1 easily can be carried out, dirtyly also wearer can not be attached on hand.
And then, face shield of the present invention be provided with on tape from the fixing body 2b of mask body 2 to the installation of helmet H 8, as shown in Figure 8, as long as be wound up on the mounting strap B of helmet H together with the fixing body 2b of mask body 2, the skew of face shield just also can be prevented.
In addition, face shield of the present invention the fixing body 2b of mask body 2 is made the ear-hang rope Sa be provided with in round structure, when auxiliary rope Sb being installed on this ear-hang rope Sa, ear-hang rope Sa very not easily offsets from the ear of user, also can prevent the skew of face shield.
Claims (4)
1. a face shield, is characterized in that, by covering the filtration liner (1) of nose and mouth and forming at the mask body (2) that this filtration liner (1) is installed in inner side dismounting freely,
Above-mentioned filtration liner (1) spatially shape, to make it not contact with the Bu Jikou limit, nostril of wearer, is provided with extension (1a) in two side ends,
Above-mentioned extension (1a) base end part on have depression (D), be provided with air bleeding valve (3) in the substantially central portion in the front (1b) of filtration liner (1),
On above-mentioned mask body (2), be provided with the installation portion (2a) of above-mentioned filtration liner (1),
Fixing body (2b) is connected with in the two side ends of installation portion (2a),
Above-mentioned installation portion (2a) reticulated matrix being rich in aeration makes, and is provided with the retaining hole (h) of air bleeding valve (3) in substantially central portion,
The front of above-mentioned installation portion (2a) and fixing body (2b) is covered by enclosing cover (2c),
Each base end part of installation portion (2a) side of above-mentioned fixing body (2b) is provided with hook portion (10),
Hook is de-freely respectively relative to these hook portions (10) to make the extension (1a) of above-mentioned filtration liner (1).
2. face shield as claimed in claim 1, is characterized in that,
In the upper end of above-mentioned filtration liner (1), be provided with the contact component (4) on bridge of the nose to wearer and two cheek tops.
3. face shield as claimed in claim 1 or 2, is characterized in that, in the upper end of above-mentioned filtration liner (1), be provided with the conformal parts (5) being freely bent to regulation shape corresponding to the shape of the bridge of the nose of wearer.
4. face shield as claimed in claim 1, it is characterized in that, the enclosing cover (2c) of above-mentioned mask body (2) hangs down to the below of installation portion (2a) and fixing body (2b), to cover jawbone or the neck of user.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009280630 | 2009-12-10 | ||
| JP2009-280630 | 2009-12-10 | ||
| JP2010-256880 | 2010-11-17 | ||
| JP2010256880A JP5700278B2 (en) | 2009-12-10 | 2010-11-17 | mask |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102091388A CN102091388A (en) | 2011-06-15 |
| CN102091388B true CN102091388B (en) | 2015-11-25 |
Family
ID=44124764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010587459.8A Expired - Fee Related CN102091388B (en) | 2009-12-10 | 2010-12-10 | Face shield |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101777866B1 (en) |
| CN (1) | CN102091388B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103127632A (en) * | 2011-11-22 | 2013-06-05 | 埃森·费尔索夫 | Breathing mask and filter thereof |
| CN103829407A (en) * | 2014-02-27 | 2014-06-04 | 苏州宝丽洁日化有限公司 | Haze-proof and antibacterial mask |
| KR102348156B1 (en) * | 2014-11-04 | 2022-01-05 | 주식회사 엘지생활건강 | Mask |
| CN105661694B (en) * | 2016-04-13 | 2018-10-16 | 泉州市华凯智能科技有限公司 | Intelligent mask |
| CN105822350A (en) * | 2016-04-13 | 2016-08-03 | 孙欣 | Mining underground safety monitoring system based on RFID positioning |
| CN105879261A (en) * | 2016-04-13 | 2016-08-24 | 尚乐 | Mining underground intelligent mask |
| CN105747320B (en) * | 2016-04-13 | 2018-10-26 | 泉州市富永盛技术服务有限公司 | Mine underground safe respirator |
| EP3675969A1 (en) * | 2018-06-06 | 2020-07-08 | Dräger Safety AG & Co. KGaA | Breathing mask and filter housing for a breathing mask |
| JP7103640B2 (en) * | 2018-10-16 | 2022-07-20 | 山本光学株式会社 | Mask adhesion judgment device |
| KR102121934B1 (en) * | 2018-12-13 | 2020-06-26 | (주)해원통상 | Functional Mask |
| FR3111771B1 (en) * | 2020-06-26 | 2022-09-23 | Sigvaris Ag | FILTERING MASK |
| AT17294U1 (en) * | 2020-12-10 | 2021-11-15 | Wedenig Anna | mask |
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- 2010-11-30 KR KR1020100120219A patent/KR101777866B1/en active IP Right Grant
- 2010-12-10 CN CN201010587459.8A patent/CN102091388B/en not_active Expired - Fee Related
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| CN2633340Y (en) * | 2002-09-27 | 2004-08-18 | 李相昊 | Disposable dust-proof mask |
| CN2623270Y (en) * | 2003-05-30 | 2004-07-07 | 苏永安 | Shaped respirator for insulation |
| CN1593691A (en) * | 2003-09-09 | 2005-03-16 | 李镕哲 | Disosable dust mask |
| CN101272827A (en) * | 2005-09-27 | 2008-09-24 | 3M创新有限公司 | Respirator that uses a polymeric nose clip |
| CN101489629A (en) * | 2006-07-26 | 2009-07-22 | 3M创新有限公司 | Respirator that uses a predefined curved nose foam |
| CN101558912A (en) * | 2008-04-15 | 2009-10-21 | 金钟华 | Dustproof respirator |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101777866B1 (en) | 2017-09-12 |
| CN102091388A (en) | 2011-06-15 |
| KR20110066089A (en) | 2011-06-16 |
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