DE2755966A1 - Atemfilter - Google Patents
AtemfilterInfo
- Publication number
- DE2755966A1 DE2755966A1 DE19772755966 DE2755966A DE2755966A1 DE 2755966 A1 DE2755966 A1 DE 2755966A1 DE 19772755966 DE19772755966 DE 19772755966 DE 2755966 A DE2755966 A DE 2755966A DE 2755966 A1 DE2755966 A1 DE 2755966A1
- Authority
- DE
- Germany
- Prior art keywords
- indicator
- filter
- respiratory
- breathing
- cartridge
- 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.)
- Granted
Links
- 230000029058 respiratory gaseous exchange Effects 0.000 title claims description 37
- 230000000241 respiratory effect Effects 0.000 claims description 29
- 239000000126 substance Substances 0.000 claims description 20
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims description 12
- 239000008187 granular material Substances 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 8
- 239000000178 monomer Substances 0.000 claims description 6
- 239000012286 potassium permanganate Substances 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 239000006071 cream Substances 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 1
- 238000009500 colour coating Methods 0.000 claims 1
- 239000003344 environmental pollutant Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 239000003463 adsorbent Substances 0.000 description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000003795 desorption Methods 0.000 description 2
- 230000009931 harmful effect Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- OQVYMXCRDHDTTH-UHFFFAOYSA-N 4-(diethoxyphosphorylmethyl)-2-[4-(diethoxyphosphorylmethyl)pyridin-2-yl]pyridine Chemical compound CCOP(=O)(OCC)CC1=CC=NC(C=2N=CC=C(CP(=O)(OCC)OCC)C=2)=C1 OQVYMXCRDHDTTH-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 241000282326 Felis catus Species 0.000 description 1
- 241001536374 Indicator indicator Species 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 241000084978 Rena Species 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 239000007931 coated granule Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 235000013882 gravy Nutrition 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- LBSANEJBGMCTBH-UHFFFAOYSA-N manganate Chemical compound [O-][Mn]([O-])(=O)=O LBSANEJBGMCTBH-UHFFFAOYSA-N 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- UIYCHXAGWOYNNA-UHFFFAOYSA-N vinyl sulfide Chemical compound C=CSC=C UIYCHXAGWOYNNA-UHFFFAOYSA-N 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
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
- A62B18/088—Devices for indicating filter saturation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/19—Halogen containing
- Y10T436/196666—Carbon containing compound [e.g., vinylchloride, etc.]
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/750,266 US4155358A (en) | 1976-12-13 | 1976-12-13 | Respirator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2755966A1 true DE2755966A1 (de) | 1978-07-06 |
| DE2755966C2 DE2755966C2 (cg-RX-API-DMAC7.html) | 1988-12-08 |
Family
ID=25017147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772755966 Granted DE2755966A1 (de) | 1976-12-13 | 1977-12-12 | Atemfilter |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4155358A (cg-RX-API-DMAC7.html) |
| CA (1) | CA1107452A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2755966A1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1597979A (cg-RX-API-DMAC7.html) |
Families Citing this family (57)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4326514A (en) * | 1980-06-20 | 1982-04-27 | Minnesota Mining And Manufacturing Company | Cartridge respirator with service life indicator |
| US4488547A (en) * | 1982-09-07 | 1984-12-18 | Kenneth R. Bowers, Jr. | Face mask |
| DE3445639C2 (de) * | 1984-12-14 | 1987-02-12 | Drägerwerk AG, 2400 Lübeck | Kolorimetrischer Indikator zur Anzeige des Erschöpfungszustandes von Gasfiltern |
| US5062421A (en) * | 1987-11-16 | 1991-11-05 | Minnesota Mining And Manufacturing Company | Respiratory mask having a soft, compliant facepiece and a thin, rigid insert and method of making |
| US4928687A (en) * | 1988-10-11 | 1990-05-29 | The University Of Florida | CO2 diagnostic monitor |
| US5156159A (en) * | 1988-10-11 | 1992-10-20 | University Of Florida | CO2 diagnostic monitor with rupturable container |
| CA2020503C (en) * | 1990-07-05 | 1998-11-17 | Jacques Lesage | Chemical cartridge for protective respiratory mask |
| US5212131A (en) * | 1991-02-20 | 1993-05-18 | Innovative Research Enterprises | Low pressure drop filter |
| USD339658S (en) | 1991-05-02 | 1993-09-21 | Air-Ace Oy | Respirator |
| US5383469A (en) * | 1992-01-31 | 1995-01-24 | Board Of Trustees Of The Leland Stanford Junior University | Neonatal hemolysis detection using end-tidal breath sampler and analyzer apparatus |
| TW284848B (cg-RX-API-DMAC7.html) * | 1992-06-05 | 1996-09-01 | Supelco Inc | |
| WO1995012432A1 (en) * | 1993-11-05 | 1995-05-11 | Purecab Australia Pty. Ltd. | Respiratory filter indicator |
| US6004522A (en) * | 1993-12-15 | 1999-12-21 | Purafil, Inc. | Solid filtration media incorporating elevated levels of permanganate and water |
| TW287952B (cg-RX-API-DMAC7.html) * | 1994-08-31 | 1996-10-11 | Lifepro Inc | |
| US5964218A (en) * | 1994-08-31 | 1999-10-12 | Lifepro, Inc. | Face mask with back-up smoke inhalation protection and method of operation |
| US5942323A (en) * | 1995-01-27 | 1999-08-24 | Purafil, Inc. | Fiber filter and methods of use thereof |
| NL1004343C2 (nl) * | 1996-10-23 | 1998-04-24 | Tno | Inrichting voor het uit een gas of dampmengsel wegnemen van een of meer voor de mens ongewenste stoffen of gevaarlijke stoffen, en gasmasker dat een dergelijke inrichting omvat. |
| US6186140B1 (en) | 1997-03-14 | 2001-02-13 | 3M Innovative Properties Company | Respiratory filter element having a storage device for keeping track of filter usage and a system for use therewith |
| US6152990A (en) * | 1999-02-04 | 2000-11-28 | Engelhard Corporation | Device for removing and retaining volatile compounds and method of employing the same |
| US6290713B1 (en) | 1999-08-24 | 2001-09-18 | Thomas A. Russell | Flexible illuminators for phototherapy |
| US6497756B1 (en) | 2000-09-12 | 2002-12-24 | North Safety Products, Inc. | Service life indicator for respirator cartridge |
| US6817362B2 (en) * | 2001-08-10 | 2004-11-16 | North Safety Products Inc. | Respirator |
| EP1439892A2 (en) | 2001-10-02 | 2004-07-28 | Scentczar Corporation | Residual life indicator |
| ITMI20020406U1 (it) * | 2002-08-30 | 2004-02-29 | Stefanoni Roberto | Coperchio universale per pentola assorbente e filtrante vapori ed odori |
| CA2509909C (en) * | 2002-12-20 | 2011-05-24 | Fiso Technologies Inc. | Method and sensor for detecting a chemical substance using an optically anisotropic material |
| USD518571S1 (en) | 2003-11-07 | 2006-04-04 | 3M Innovative Properties Company | Face mask carriage |
| WO2005063326A1 (en) * | 2003-12-31 | 2005-07-14 | Resmed Limited | Mask system |
| US8104472B2 (en) | 2004-03-26 | 2012-01-31 | 3M Innovative Properties Company | Non-elastomeric respirator mask that has deformable cheek portions |
| US7442237B1 (en) * | 2004-09-16 | 2008-10-28 | The United States Of America As Represented By The Secretary Of The Army | Multi-agent end-of-service-life indicator for respirator filters |
| US20060254592A1 (en) * | 2005-01-28 | 2006-11-16 | Bruce Anders | Respiratory mask |
| US7503962B2 (en) * | 2005-12-16 | 2009-03-17 | Attar Amir J | End of service and residual life indicator |
| US20100224199A1 (en) * | 2006-05-01 | 2010-09-09 | Kimberly-Clark Worldwide, Inc. | Respirator |
| US20070251522A1 (en) * | 2006-05-01 | 2007-11-01 | Welchel Debra N | Respirator with exhalation vents |
| US8067110B2 (en) * | 2006-09-11 | 2011-11-29 | 3M Innovative Properties Company | Organic vapor sorbent protective device with thin-film indicator |
| US20090044811A1 (en) * | 2007-08-16 | 2009-02-19 | Kimberly-Clark Worldwide, Inc. | Vent and strap fastening system for a disposable respirator providing improved donning |
| US9642403B2 (en) * | 2007-08-16 | 2017-05-09 | Kimberly-Clark Worldwide, Inc. | Strap fastening system for a disposable respirator providing improved donning |
| US20090044809A1 (en) * | 2007-08-16 | 2009-02-19 | Kimberly-Clark Worldwide, Inc. | Vent and strap fastening system for a disposable respirator |
| US8328903B2 (en) * | 2008-05-30 | 2012-12-11 | Scott Technologies, Inc. | Determining effluent concentration profiles and service lives of air purifying respirator cartridges |
| WO2010002575A2 (en) * | 2008-06-30 | 2010-01-07 | 3M Innovative Properties Company | Exposure indicating device |
| US7860662B2 (en) * | 2008-12-17 | 2010-12-28 | Scott Technologies, Inc. | Systems and methods for determining filter service lives |
| CN102834711A (zh) * | 2010-04-02 | 2012-12-19 | 3M创新有限公司 | 包括光学被分析物传感器和光学读取器的过滤系统 |
| DE112011101982B4 (de) | 2010-06-09 | 2023-06-15 | Cummins Filtration Ip, Inc. | System und Verfahren zum Bestimmen und Angeben der Nutzungsdauer eines Filters zum Filtern eines Fluids in einer vorgegebenen Brennkraftmaschine |
| CN102947867B (zh) | 2010-06-17 | 2016-06-01 | 康明斯过滤Ip公司 | 发动机空气过滤器更换指示系统 |
| WO2012018766A2 (en) | 2010-08-06 | 2012-02-09 | Scott Technologies, Inc. | Method and apparatus for integrating chemical and environmental sensors into an air purification filter through a reusable sensor post |
| JP5911494B2 (ja) | 2010-09-23 | 2016-04-27 | スリーエム イノベイティブ プロパティズ カンパニー | ガス状媒質の多孔質化学的インジケータ |
| US9011584B2 (en) | 2011-08-25 | 2015-04-21 | Honeywell International Inc. | End of service life indicator for respirator |
| US9192795B2 (en) | 2011-10-07 | 2015-11-24 | Honeywell International Inc. | System and method of calibration in a powered air purifying respirator |
| US9808656B2 (en) | 2012-01-09 | 2017-11-07 | Honeywell International Inc. | System and method of oxygen deficiency warning in a powered air purifying respirator |
| US10926051B2 (en) * | 2012-09-21 | 2021-02-23 | Innomed Healthscience, Inc. | Respiratory interface |
| RU2617483C2 (ru) | 2013-03-15 | 2017-04-25 | 3М Инновейтив Пропертиз Компани | Системы, индицирующие окончание ресурса эксплуатации, для многослойных фильтрующих картриджей |
| WO2015091304A1 (en) * | 2013-12-20 | 2015-06-25 | Koninklijke Philips N.V. | Patient interface |
| USD746439S1 (en) | 2013-12-30 | 2015-12-29 | Kimberly-Clark Worldwide, Inc. | Combination valve and buckle set for disposable respirators |
| CN107072338A (zh) | 2014-09-05 | 2017-08-18 | 霍尼韦尔国际公司 | 一次性面罩的寿命终止指示器 |
| USD760378S1 (en) * | 2015-01-30 | 2016-06-28 | 3M Innovative Properties Company | Respirator mask face seal |
| US11235181B2 (en) * | 2020-06-05 | 2022-02-01 | The Government of the United States of America, as represented by the Secretary of Homeland Security | Breathable respirator mask with multiple layered filters |
| US20210393997A1 (en) * | 2020-06-19 | 2021-12-23 | Msa Technology, Llc | Respirator mask with exhalation filter |
| WO2022266092A1 (en) | 2021-06-18 | 2022-12-22 | Milwaukee Electric Tool Corporation | Keep out zone system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2665686A (en) * | 1952-03-17 | 1954-01-12 | Edwin E Wood | Face mask |
| US3966440A (en) * | 1975-06-03 | 1976-06-29 | Catalyst Research Corporation | Colorimetric vinyl chloride indicator |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1789262A (en) * | 1928-03-15 | 1931-01-13 | Monro Randolph | Canister |
| US3615233A (en) * | 1969-07-28 | 1971-10-26 | Chemetron Corp | Disposable carbon dioxide absorber |
| US3902485A (en) * | 1974-02-08 | 1975-09-02 | Richard A Wallace | Chemically activated warning system |
-
1976
- 1976-12-13 US US05/750,266 patent/US4155358A/en not_active Expired - Lifetime
-
1977
- 1977-10-27 CA CA289,674A patent/CA1107452A/en not_active Expired
- 1977-12-12 DE DE19772755966 patent/DE2755966A1/de active Granted
- 1977-12-12 GB GB51682/77A patent/GB1597979A/en not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2665686A (en) * | 1952-03-17 | 1954-01-12 | Edwin E Wood | Face mask |
| US3966440A (en) * | 1975-06-03 | 1976-06-29 | Catalyst Research Corporation | Colorimetric vinyl chloride indicator |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2755966C2 (cg-RX-API-DMAC7.html) | 1988-12-08 |
| US4155358A (en) | 1979-05-22 |
| CA1107452A (en) | 1981-08-25 |
| GB1597979A (en) | 1981-09-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |