CA1296487C - Dispositif de scellage perimetrique pour respirateurs jetables - Google Patents
Dispositif de scellage perimetrique pour respirateurs jetablesInfo
- Publication number
- CA1296487C CA1296487C CA000545741A CA545741A CA1296487C CA 1296487 C CA1296487 C CA 1296487C CA 000545741 A CA000545741 A CA 000545741A CA 545741 A CA545741 A CA 545741A CA 1296487 C CA1296487 C CA 1296487C
- Authority
- CA
- Canada
- Prior art keywords
- pad
- face seal
- respirator
- perimeter
- conformable
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 239000006260 foam Substances 0.000 claims description 16
- 239000006261 foam material Substances 0.000 claims description 8
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 210000001331 nose Anatomy 0.000 description 26
- 239000002184 metal Substances 0.000 description 7
- 230000001815 facial effect Effects 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 3
- 239000011324 bead Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 229920002633 Kraton (polymer) Polymers 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 210000000216 zygoma Anatomy 0.000 description 2
- 101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 description 1
- 229920001410 Microfiber Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002844 continuous effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000003658 microfiber Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US911,729 | 1978-06-02 | ||
| US91172986A | 1986-09-26 | 1986-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1296487C true CA1296487C (fr) | 1992-03-03 |
Family
ID=25430762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000545741A Expired - Lifetime CA1296487C (fr) | 1986-09-26 | 1987-08-31 | Dispositif de scellage perimetrique pour respirateurs jetables |
Country Status (2)
| Country | Link |
|---|---|
| AU (1) | AU592666B2 (fr) |
| CA (1) | CA1296487C (fr) |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009038904A1 (fr) | 2007-09-20 | 2009-03-26 | 3M Innovative Properties Company | Appareil respiratoire à élément facial filtrant ayant un corps de masque extensible |
| EP2229983A1 (fr) | 1995-03-09 | 2010-09-22 | 3M Innovative Properties Company | Dispositifs de protection respiratoire personnelle latéraux plats |
| EP2298095A2 (fr) | 2009-09-18 | 2011-03-23 | 3M Innovative Properties Co. | Masque filtrant repliable horizontalement doté des indices de symétrie |
| EP2298096A2 (fr) | 2009-09-18 | 2011-03-23 | 3M Innovative Properties Co. | Masque filtrant disposant d'un indicateur de moyens de saisie |
| EP2298419A1 (fr) | 2009-09-18 | 2011-03-23 | 3M Innovative Properties Co. | Respirateur facial filtrant replié à plat avec une soudure structurelle |
| EP2314353A1 (fr) | 2009-10-23 | 2011-04-27 | 3M Innovative Properties Company | Respirateur facial filtrant avec des soudures parallèles dans le corps de masque |
| WO2011090586A2 (fr) | 2009-12-30 | 2011-07-28 | 3M Innovative Properties Company | Appareil respiratoire à élément facial filtrant comportant un maillage auxétique dans le corps de masque |
| EP2412407A1 (fr) | 2010-07-26 | 2012-02-01 | 3M Innovative Properties Co. | Filtrage d'inhalateur doté d'une couche en mousse formant la forme |
| US9027554B2 (en) | 2011-12-06 | 2015-05-12 | 3M Innovative Properties Company | Respirator having foam shaping layer with recessed regions surrounding air passageways |
| WO2017058880A1 (fr) | 2015-09-30 | 2017-04-06 | 3M Innovative Properties Company | Appareil de protection respiratoire à masque pliable avec valve d'expiration |
| EP3375308A1 (fr) | 2017-03-17 | 2018-09-19 | 3M Innovative Properties Company | Appareil de protection respiratoire à masque pliable du type ffp-3 |
| US10182603B2 (en) | 2012-12-27 | 2019-01-22 | 3M Innovative Properties Company | Filtering face-piece respirator having strap-activated folded flange |
| US10639506B2 (en) | 2013-08-20 | 2020-05-05 | 3M Innovative Properties Company | Personal respiratory protection device |
| US11083916B2 (en) | 2008-12-18 | 2021-08-10 | 3M Innovative Properties Company | Flat fold respirator having flanges disposed on the mask body |
| US11116998B2 (en) | 2012-12-27 | 2021-09-14 | 3M Innovative Properties Company | Filtering face-piece respirator having folded flange |
| US11154735B2 (en) | 2013-08-20 | 2021-10-26 | 3M Innovative Properties Company | Personal respiratory protection device |
| US11241595B2 (en) | 2013-08-20 | 2022-02-08 | 3M Innovative Properties Company | Personal respiratory protection device |
| US11247079B2 (en) | 2013-08-20 | 2022-02-15 | 3M Innovative Properties Company | Personal respiratory protection device |
| CN114074471A (zh) * | 2020-08-17 | 2022-02-22 | 3M创新有限公司 | 密封泡棉、呼吸器以及密封泡棉制造方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4037593A (en) * | 1975-11-28 | 1977-07-26 | Giles C. Clegg, Jr. | Surgical mask with vapor barrier |
-
1987
- 1987-08-31 CA CA000545741A patent/CA1296487C/fr not_active Expired - Lifetime
- 1987-09-07 AU AU78115/87A patent/AU592666B2/en not_active Ceased
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2229983A1 (fr) | 1995-03-09 | 2010-09-22 | 3M Innovative Properties Company | Dispositifs de protection respiratoire personnelle latéraux plats |
| US8375950B2 (en) | 1995-03-09 | 2013-02-19 | 3M Innovative Properties Company | Flat-folded personal respiratory protection devices and processes for preparing same |
| WO2009038904A1 (fr) | 2007-09-20 | 2009-03-26 | 3M Innovative Properties Company | Appareil respiratoire à élément facial filtrant ayant un corps de masque extensible |
| US12370386B2 (en) | 2008-12-18 | 2025-07-29 | 3M Innovative Properties Company | Flat-fold respirator having flanges disposed on the mask body |
| US11083916B2 (en) | 2008-12-18 | 2021-08-10 | 3M Innovative Properties Company | Flat fold respirator having flanges disposed on the mask body |
| EP2298095A2 (fr) | 2009-09-18 | 2011-03-23 | 3M Innovative Properties Co. | Masque filtrant repliable horizontalement doté des indices de symétrie |
| EP2298096A2 (fr) | 2009-09-18 | 2011-03-23 | 3M Innovative Properties Co. | Masque filtrant disposant d'un indicateur de moyens de saisie |
| EP2298419A1 (fr) | 2009-09-18 | 2011-03-23 | 3M Innovative Properties Co. | Respirateur facial filtrant replié à plat avec une soudure structurelle |
| US9826786B2 (en) | 2009-09-18 | 2017-11-28 | 3M Innovative Properties Company | Horizontal flat-fold filtering face-piece respirator having indicia of symmetry |
| EP2314353A1 (fr) | 2009-10-23 | 2011-04-27 | 3M Innovative Properties Company | Respirateur facial filtrant avec des soudures parallèles dans le corps de masque |
| WO2011090586A2 (fr) | 2009-12-30 | 2011-07-28 | 3M Innovative Properties Company | Appareil respiratoire à élément facial filtrant comportant un maillage auxétique dans le corps de masque |
| EP2412407A1 (fr) | 2010-07-26 | 2012-02-01 | 3M Innovative Properties Co. | Filtrage d'inhalateur doté d'une couche en mousse formant la forme |
| US9027554B2 (en) | 2011-12-06 | 2015-05-12 | 3M Innovative Properties Company | Respirator having foam shaping layer with recessed regions surrounding air passageways |
| US10182603B2 (en) | 2012-12-27 | 2019-01-22 | 3M Innovative Properties Company | Filtering face-piece respirator having strap-activated folded flange |
| US11116998B2 (en) | 2012-12-27 | 2021-09-14 | 3M Innovative Properties Company | Filtering face-piece respirator having folded flange |
| US11241595B2 (en) | 2013-08-20 | 2022-02-08 | 3M Innovative Properties Company | Personal respiratory protection device |
| US10639506B2 (en) | 2013-08-20 | 2020-05-05 | 3M Innovative Properties Company | Personal respiratory protection device |
| US11154735B2 (en) | 2013-08-20 | 2021-10-26 | 3M Innovative Properties Company | Personal respiratory protection device |
| US11247079B2 (en) | 2013-08-20 | 2022-02-15 | 3M Innovative Properties Company | Personal respiratory protection device |
| US12357849B2 (en) | 2013-08-20 | 2025-07-15 | 3M Innovative Properties Company | Personal respiratory protection device |
| US12434082B2 (en) | 2013-08-20 | 2025-10-07 | 3M Innovative Properties Company | Personal respiratory protection device |
| WO2017058880A1 (fr) | 2015-09-30 | 2017-04-06 | 3M Innovative Properties Company | Appareil de protection respiratoire à masque pliable avec valve d'expiration |
| US12434080B2 (en) | 2015-09-30 | 2025-10-07 | 3M Innovative Properties Company | Foldable face-piece respirator with exhalation valve |
| EP3375308A1 (fr) | 2017-03-17 | 2018-09-19 | 3M Innovative Properties Company | Appareil de protection respiratoire à masque pliable du type ffp-3 |
| CN114074471A (zh) * | 2020-08-17 | 2022-02-22 | 3M创新有限公司 | 密封泡棉、呼吸器以及密封泡棉制造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU592666B2 (en) | 1990-01-18 |
| AU7811587A (en) | 1988-03-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |