BRPI1010342A2 - respiradores de peÇa facial filtrante - Google Patents
respiradores de peÇa facial filtrante Download PDFInfo
- Publication number
- BRPI1010342A2 BRPI1010342A2 BRPI1010342-2A BRPI1010342A BRPI1010342A2 BR PI1010342 A2 BRPI1010342 A2 BR PI1010342A2 BR PI1010342 A BRPI1010342 A BR PI1010342A BR PI1010342 A2 BRPI1010342 A2 BR PI1010342A2
- Authority
- BR
- Brazil
- Prior art keywords
- layer
- filtering
- forming layer
- facial part
- mask body
- Prior art date
Links
- 238000001914 filtration Methods 0.000 claims abstract description 96
- 239000006260 foam Substances 0.000 claims abstract description 34
- 239000012530 fluid Substances 0.000 claims abstract description 9
- 230000001815 facial effect Effects 0.000 claims description 23
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract description 10
- 238000005187 foaming Methods 0.000 abstract description 9
- 230000001747 exhibiting effect Effects 0.000 abstract 1
- 239000000835 fiber Substances 0.000 description 38
- -1 polyethylene terephthalate Polymers 0.000 description 33
- 239000000463 material Substances 0.000 description 29
- 239000004743 Polypropylene Substances 0.000 description 24
- 229920001155 polypropylene Polymers 0.000 description 24
- 239000003570 air Substances 0.000 description 20
- 239000002245 particle Substances 0.000 description 16
- 239000007789 gas Substances 0.000 description 15
- 238000012360 testing method Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 239000000203 mixture Substances 0.000 description 11
- 230000035515 penetration Effects 0.000 description 11
- 229920001410 Microfiber Polymers 0.000 description 10
- 239000003658 microfiber Substances 0.000 description 10
- 239000000356 contaminant Substances 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000000523 sample Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000003475 lamination Methods 0.000 description 4
- 229920000098 polyolefin Polymers 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 239000004952 Polyamide Substances 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 239000012080 ambient air Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 239000006261 foam material Substances 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920002647 polyamide Polymers 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000005060 rubber Substances 0.000 description 3
- 239000004616 structural foam Substances 0.000 description 3
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000000443 aerosol Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000011045 prefiltration Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 239000012209 synthetic fiber Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 241001432959 Chernes Species 0.000 description 1
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- BFMKFCLXZSUVPI-UHFFFAOYSA-N ethyl but-3-enoate Chemical compound CCOC(=O)CC=C BFMKFCLXZSUVPI-UHFFFAOYSA-N 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000008263 liquid aerosol Substances 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000013518 molded foam Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 229920000306 polymethylpentene Polymers 0.000 description 1
- 239000011116 polymethylpentene Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
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
- A62B18/025—Halfmasks
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
- A41D13/1161—Means for fastening to the user's head
-
- 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
-
- 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
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
- A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
- A41D13/1138—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a cup configuration
- A41D13/1146—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a cup configuration obtained by moulding
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Pulmonology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Physical Education & Sports Medicine (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/843,276 US20120017911A1 (en) | 2010-07-26 | 2010-07-26 | Filtering face-piece respirator having foam shaping layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BRPI1010342A2 true BRPI1010342A2 (pt) | 2013-01-22 |
Family
ID=43012623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI1010342-2A BRPI1010342A2 (pt) | 2010-07-26 | 2010-08-03 | respiradores de peÇa facial filtrante |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20120017911A1 (enExample) |
| EP (1) | EP2412407A1 (enExample) |
| JP (1) | JP5754900B2 (enExample) |
| KR (1) | KR101870438B1 (enExample) |
| CN (1) | CN102342602A (enExample) |
| AU (1) | AU2010206095A1 (enExample) |
| BR (1) | BRPI1010342A2 (enExample) |
| MX (1) | MX2010008510A (enExample) |
| RU (1) | RU2474445C2 (enExample) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120060843A1 (en) * | 2010-09-09 | 2012-03-15 | Moldex-Metric, Inc. | Pleated filtering face piece respirator |
| US9027554B2 (en) | 2011-12-06 | 2015-05-12 | 3M Innovative Properties Company | Respirator having foam shaping layer with recessed regions surrounding air passageways |
| US20130291877A1 (en) * | 2012-05-07 | 2013-11-07 | 3M Innovative Properties Company | Respirator having mottled appearance |
| US10245537B2 (en) * | 2012-05-07 | 2019-04-02 | 3M Innovative Properties Company | Molded respirator having outer cover web joined to mesh |
| US9655392B2 (en) | 2013-05-10 | 2017-05-23 | Jeffrey Mekler | Filtering face mask |
| CN105636468B (zh) | 2013-08-08 | 2017-08-29 | 理查德·H·科勒 | 面具密封件、面具系统及面具密封方法 |
| KR101359321B1 (ko) * | 2013-10-17 | 2014-03-13 | 주식회사 인텍 | 벨크로 인서팅 타입의 필터교환 방식 범용 합성수지 마스크, 이의 사출성형장치 및 제작방법 |
| AU2014346246B2 (en) * | 2013-11-07 | 2017-04-13 | Jingjyr, Lin | Filtration structure |
| EP3082925B1 (en) * | 2013-12-20 | 2019-05-08 | Koninklijke Philips N.V. | Customizable facial sealing segment for respiratory device and method of customizing |
| WO2016081850A1 (en) * | 2014-11-21 | 2016-05-26 | E. I. Du Pont De Nemours And Company | Melt spun filtration media for respiratory devices and face masks |
| WO2016098132A1 (en) * | 2014-12-18 | 2016-06-23 | Gaikwad Sanjay Narayan | Breathing device for preventing airborne diseases |
| US9463340B1 (en) | 2015-05-20 | 2016-10-11 | Marc Irwin Epstein | Draping particulate filter for the nostrils and mouth and method of manufacture thereof |
| US9468783B1 (en) | 2015-05-20 | 2016-10-18 | Marc Irwin Epstein | Draping particulate filter for the nostrils and mouth and method of manufacture thereof |
| CN106263145B (zh) * | 2015-06-10 | 2019-07-12 | 林净植 | 口罩结构 |
| WO2017066284A1 (en) * | 2015-10-12 | 2017-04-20 | 3M Innovative Properties Company | Filtering face-piece respirator including functional material and method of forming same |
| US20170144000A1 (en) * | 2015-11-25 | 2017-05-25 | TrainingMask L.L.C. | Resistance and filtration breathing device |
| CN105795554B (zh) * | 2015-12-07 | 2018-07-27 | 小米科技有限责任公司 | 口罩 |
| US10561181B2 (en) * | 2016-08-02 | 2020-02-18 | Dangerboo, LLC | Face mask having a flexible skeleton and a flexible skeleton for a face mask |
| CN106820348B (zh) * | 2017-04-10 | 2018-11-06 | 辛平野 | 一种多功能盐疗口罩 |
| DE102017009391A1 (de) | 2017-10-11 | 2019-04-11 | Holger Claaßen | Multifunktionale Atemmaske mit passivem Anwärm-, Befeuchtungs-, und Nassfiltersystem für die Atemluft |
| KR102585442B1 (ko) | 2017-11-13 | 2023-10-06 | 쓰리엠 이노베이티브 프로퍼티즈 캄파니 | 이너 쉘 및 이를 포함하는 마스크 |
| KR102561877B1 (ko) * | 2017-11-13 | 2023-08-02 | 쓰리엠 이노베이티브 프로퍼티즈 캄파니 | 마스크 및 마스크 제작 방법 |
| KR102175223B1 (ko) * | 2020-03-06 | 2020-11-05 | 이수정 | 필터를 구비하는 마스크 |
| WO2021189117A1 (en) * | 2020-03-25 | 2021-09-30 | Nikolay Nenov Nenov | Protective helmet |
| US11213702B1 (en) * | 2020-08-31 | 2022-01-04 | ResMed Pty Ltd | Hygiene mask with seal forming structure |
| DE102020131730A1 (de) * | 2020-11-30 | 2022-06-02 | Joile GmbH | Maske und Maskeneinsatz |
| US12127610B2 (en) | 2021-02-18 | 2024-10-29 | John Ramirez | Face covering |
| US11135459B1 (en) * | 2021-04-21 | 2021-10-05 | Robert Caldwell | Dual filtration COVID-19 mask |
| KR102445041B1 (ko) * | 2021-04-26 | 2022-09-21 | 주식회사 수아아이 | 순지트를 이용한 벌집 육각구조의 항균 마스크 필터 가드 및 그 제조 방법 |
| US20220400786A1 (en) * | 2021-06-17 | 2022-12-22 | Christopher T. Ellerbrake | Protective mask |
Family Cites Families (70)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3609941A (en) * | 1970-01-26 | 1971-10-05 | Minnesota Mining & Mfg | Animal mask |
| US4013816A (en) | 1975-11-20 | 1977-03-22 | Draper Products, Inc. | Stretchable spun-bonded polyolefin web |
| NL181632C (nl) | 1976-12-23 | 1987-10-01 | Minnesota Mining & Mfg | Electreetfilter en werkwijze voor het vervaardigen daarvan. |
| US4215682A (en) | 1978-02-06 | 1980-08-05 | Minnesota Mining And Manufacturing Company | Melt-blown fibrous electrets |
| US4850347A (en) | 1980-06-09 | 1989-07-25 | Metric Products, Inc. | Face mask |
| US4588537A (en) | 1983-02-04 | 1986-05-13 | Minnesota Mining And Manufacturing Company | Method for manufacturing an electret filter medium |
| US4536440A (en) | 1984-03-27 | 1985-08-20 | Minnesota Mining And Manufacturing Company | Molded fibrous filtration products |
| US5237986A (en) | 1984-09-13 | 1993-08-24 | Minnesota Mining And Manufacturing Company | Respirator harness assembly |
| US4600002A (en) | 1984-10-24 | 1986-07-15 | American Optical Corporation | Disposable respirator |
| US4807619A (en) * | 1986-04-07 | 1989-02-28 | Minnesota Mining And Manufacturing Company | Resilient shape-retaining fibrous filtration face mask |
| GB8612070D0 (en) | 1986-05-19 | 1986-06-25 | Brown R C | Blended-fibre filter material |
| CA1296487C (en) | 1986-09-26 | 1992-03-03 | Sabrina M. Yard | Perimeter seal for disposable respirators |
| US4827924A (en) | 1987-03-02 | 1989-05-09 | Minnesota Mining And Manufacturing Company | High efficiency respirator |
| US5080094A (en) * | 1987-04-13 | 1992-01-14 | Better Breathing, Inc. | Face mask |
| US5094236A (en) * | 1987-04-13 | 1992-03-10 | Better Breathing Inc. | Face mask |
| US4790306A (en) | 1987-09-25 | 1988-12-13 | Minnesota Mining And Manufacturing Company | Respiratory mask having a rigid or semi-rigid, insert-molded filtration element and method of making |
| JPH02268772A (ja) * | 1989-04-06 | 1990-11-02 | New England Thermoplastics Inc | 呼吸マスク |
| US5307796A (en) | 1990-12-20 | 1994-05-03 | Minnesota Mining And Manufacturing Company | Methods of forming fibrous filtration face masks |
| US5325892A (en) | 1992-05-29 | 1994-07-05 | Minnesota Mining And Manufacturing Company | Unidirectional fluid valve |
| WO1993024181A1 (en) | 1992-05-29 | 1993-12-09 | Minnesota Mining And Manufacturing Company | Unidirectional fluid valve |
| US7117868B1 (en) | 1992-05-29 | 2006-10-10 | 3M Innovative Properties Company | Fibrous filtration face mask having a new unidirectional fluid valve |
| US5753343A (en) | 1992-08-04 | 1998-05-19 | Minnesota Mining And Manufacturing Company | Corrugated nonwoven webs of polymeric microfiber |
| EP0845554B1 (en) | 1993-08-17 | 2009-11-18 | Minnesota Mining And Manufacturing Company | Method of charging electret filter media |
| JPH07241349A (ja) * | 1994-03-04 | 1995-09-19 | Japan Vilene Co Ltd | 成形マスク及びその製造方法 |
| PL179214B1 (pl) | 1994-10-13 | 2000-08-31 | Minnesota Mining & Mfg | Z acisk u szczeln ia ja cy d o respiratora, respirator i s p o s ó b wytwarzania respiratora PL PL PL |
| USD412573S (en) | 1994-10-14 | 1999-08-03 | 3M Innovative Properties Company | Nose clip for a filtering face mask |
| US5579761A (en) | 1995-01-20 | 1996-12-03 | Minnesota Mining And Manufacturing Company | Respirator having snap-fit filter cartridge |
| US6568392B1 (en) | 1995-09-11 | 2003-05-27 | 3M Innovative Properties Company | Flat-folded personal respiratory protection devices and processes for preparing same |
| WO1996028216A1 (en) | 1995-03-09 | 1996-09-19 | Minnesota Mining And Manufacturing Company | Fold flat respirators and processes for preparing same |
| KR100439481B1 (ko) | 1995-03-09 | 2004-11-10 | 미네소타 마이닝 앤드 매뉴팩춰링 캄파니 | 개인용호흡보호장치및그제조방법 |
| GB9515986D0 (en) | 1995-08-04 | 1995-10-04 | Racal Health & Safety Ltd | Uni-directional fluid valve |
| US5908598A (en) | 1995-08-14 | 1999-06-01 | Minnesota Mining And Manufacturing Company | Fibrous webs having enhanced electret properties |
| US5617849A (en) | 1995-09-12 | 1997-04-08 | Minnesota Mining And Manufacturing Company | Respirator having thermochromic fit-indicating seal |
| US6235661B1 (en) * | 1997-06-23 | 2001-05-22 | Extrasport, Inc. | Fabric laminated flotation foam material for manufacturing life jackets and similar articles and articles manufactured using such materials |
| US6041782A (en) | 1997-06-24 | 2000-03-28 | 3M Innovative Properties Company | Respiratory mask having comfortable inner cover web |
| CN2302812Y (zh) * | 1997-07-16 | 1999-01-06 | 黄文林 | 复合式防尘口罩 |
| US6062221A (en) | 1997-10-03 | 2000-05-16 | 3M Innovative Properties Company | Drop-down face mask assembly |
| US6432175B1 (en) | 1998-07-02 | 2002-08-13 | 3M Innovative Properties Company | Fluorinated electret |
| US6139308A (en) | 1998-10-28 | 2000-10-31 | 3M Innovative Properties Company | Uniform meltblown fibrous web and methods and apparatus for manufacturing |
| US6394090B1 (en) | 1999-02-17 | 2002-05-28 | 3M Innovative Properties Company | Flat-folded personal respiratory protection devices and processes for preparing same |
| US6332465B1 (en) * | 1999-06-02 | 2001-12-25 | 3M Innovative Properties Company | Face masks having an elastic and polyolefin thermoplastic band attached thereto by heat and pressure |
| US6375886B1 (en) | 1999-10-08 | 2002-04-23 | 3M Innovative Properties Company | Method and apparatus for making a nonwoven fibrous electret web from free-fiber and polar liquid |
| US6406657B1 (en) | 1999-10-08 | 2002-06-18 | 3M Innovative Properties Company | Method and apparatus for making a fibrous electret web using a wetting liquid and an aqueous polar liquid |
| US6454986B1 (en) | 1999-10-08 | 2002-09-24 | 3M Innovative Properties Company | Method of making a fibrous electret web using a nonaqueous polar liquid |
| US6729332B1 (en) | 1999-10-22 | 2004-05-04 | 3M Innovative Properties Company | Retention assembly with compression element and method of use |
| US6743464B1 (en) | 2000-04-13 | 2004-06-01 | 3M Innovative Properties Company | Method of making electrets through vapor condensation |
| US6883518B2 (en) | 2001-06-25 | 2005-04-26 | 3M Innovative Properties Company | Unidirectional respirator valve |
| US7028689B2 (en) | 2001-11-21 | 2006-04-18 | 3M Innovative Properties Company | Filtering face mask that uses an exhalation valve that has a multi-layered flexible flap |
| US6923182B2 (en) | 2002-07-18 | 2005-08-02 | 3M Innovative Properties Company | Crush resistant filtering face mask |
| US6988500B1 (en) * | 2003-05-15 | 2006-01-24 | J. Palmero Sales Company, Inc. | Fog free medical face mask |
| US7188622B2 (en) | 2003-06-19 | 2007-03-13 | 3M Innovative Properties Company | Filtering face mask that has a resilient seal surface in its exhalation valve |
| CN2631539Y (zh) * | 2003-06-24 | 2004-08-11 | 张荣森 | 口罩结构 |
| EP1495785A1 (en) | 2003-07-09 | 2005-01-12 | Cheng-Yuan Chien | Respirator mask |
| US7244292B2 (en) | 2005-05-02 | 2007-07-17 | 3M Innovative Properties Company | Electret article having heteroatoms and low fluorosaturation ratio |
| US7244291B2 (en) | 2005-05-02 | 2007-07-17 | 3M Innovative Properties Company | Electret article having high fluorosaturation ratio |
| US20060266364A1 (en) * | 2005-05-24 | 2006-11-30 | Moldex Metric, Inc. | Fluid barrier face mask |
| US8171933B2 (en) | 2005-08-25 | 2012-05-08 | 3M Innovative Properties Company | Respirator having preloaded nose clip |
| US20070068529A1 (en) | 2005-09-27 | 2007-03-29 | Suresh Kalatoor | Respirator that uses a polymeric nose clip |
| US20080023006A1 (en) | 2006-07-26 | 2008-01-31 | 3M Innovative Properties Company | Respirator That Uses A Predefined Curved Nose Foam |
| US7455567B2 (en) * | 2006-08-02 | 2008-11-25 | Hanesbrands Inc. | Garments having auxetic foam layers |
| US20080099022A1 (en) | 2006-10-26 | 2008-05-01 | 3M Innovative Properties Company | Respirator That Uses A Predefined Nose Foam Shape |
| KR20080052124A (ko) * | 2006-12-05 | 2008-06-11 | 조규연 | 마스크 |
| US20090078268A1 (en) | 2007-09-20 | 2009-03-26 | 3 M Innovative Properties Company | Buckle having a flexural strap attachment member and respirator using such buckle |
| EP2200703A4 (en) | 2007-09-20 | 2011-08-10 | 3M Innovative Properties Co | PARTICLE-FILTRATING AIR PROTECTION DEVICE WITH A FRAME FOR SUPPORTING THE EXHAUST VALVE |
| US8375951B2 (en) | 2008-02-06 | 2013-02-19 | 3M Innovative Properties Company | Buckle and respirator using such buckle, having a deformable cinch bar, and method |
| US7922560B2 (en) * | 2008-03-28 | 2011-04-12 | Hbi Branded Apparel Enterprises, Llc | Brassiere cup and brassiere for women having unevenly sized breasts |
| KR20100011691A (ko) * | 2008-07-25 | 2010-02-03 | 영보화학 주식회사 | 방진 마스크 |
| US8967147B2 (en) * | 2009-12-30 | 2015-03-03 | 3M Innovative Properties Company | Filtering face-piece respirator having an auxetic mesh in the mask body |
| US8176918B2 (en) * | 2010-05-12 | 2012-05-15 | Mei-Sheng Teng | Three dimensional face mask |
| US20110315144A1 (en) * | 2010-06-25 | 2011-12-29 | 3M Innovative Properties Company | Respirator that has inward nose region fold with high level conformation |
-
2010
- 2010-07-26 US US12/843,276 patent/US20120017911A1/en not_active Abandoned
- 2010-07-30 EP EP10008017A patent/EP2412407A1/en not_active Withdrawn
- 2010-08-02 RU RU2010132285/12A patent/RU2474445C2/ru not_active IP Right Cessation
- 2010-08-02 MX MX2010008510A patent/MX2010008510A/es not_active Application Discontinuation
- 2010-08-02 AU AU2010206095A patent/AU2010206095A1/en not_active Abandoned
- 2010-08-03 BR BRPI1010342-2A patent/BRPI1010342A2/pt not_active Application Discontinuation
- 2010-08-03 JP JP2010174467A patent/JP5754900B2/ja not_active Expired - Fee Related
- 2010-08-03 KR KR1020100074887A patent/KR101870438B1/ko not_active Expired - Fee Related
- 2010-08-03 CN CN2010102457085A patent/CN102342602A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20120017911A1 (en) | 2012-01-26 |
| KR20120010548A (ko) | 2012-02-03 |
| EP2412407A1 (en) | 2012-02-01 |
| MX2010008510A (es) | 2012-01-25 |
| JP5754900B2 (ja) | 2015-07-29 |
| CN102342602A (zh) | 2012-02-08 |
| RU2474445C2 (ru) | 2013-02-10 |
| AU2010206095A1 (en) | 2012-02-09 |
| RU2010132285A (ru) | 2012-02-10 |
| KR101870438B1 (ko) | 2018-06-22 |
| JP2012080903A (ja) | 2012-04-26 |
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| B03A | Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette] | ||
| B11A | Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing | ||
| B11Y | Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette] |