EP0094757A3 - Improvements in and relating to respirators - Google Patents
Improvements in and relating to respirators Download PDFInfo
- Publication number
- EP0094757A3 EP0094757A3 EP83302484A EP83302484A EP0094757A3 EP 0094757 A3 EP0094757 A3 EP 0094757A3 EP 83302484 A EP83302484 A EP 83302484A EP 83302484 A EP83302484 A EP 83302484A EP 0094757 A3 EP0094757 A3 EP 0094757A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- facepiece
- inlet
- filter means
- pump unit
- air
- 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
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
- A62B18/006—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 with pumps for forced ventilation
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)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Dc Digital Transmission (AREA)
- Electroluminescent Light Sources (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT83302484T ATE28572T1 (en) | 1982-05-13 | 1983-05-03 | RESPIRATOR. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8214007 | 1982-05-13 | ||
GB8214007 | 1982-05-13 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0094757A2 EP0094757A2 (en) | 1983-11-23 |
EP0094757A3 true EP0094757A3 (en) | 1984-05-16 |
EP0094757B1 EP0094757B1 (en) | 1987-07-29 |
Family
ID=10530349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP83302484A Expired EP0094757B1 (en) | 1982-05-13 | 1983-05-03 | Respirator |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0094757B1 (en) |
JP (1) | JPS58209362A (en) |
AT (1) | ATE28572T1 (en) |
AU (1) | AU554194B2 (en) |
DE (1) | DE3372713D1 (en) |
FI (1) | FI831691L (en) |
NO (1) | NO831677L (en) |
ZA (1) | ZA833204B (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4590951A (en) * | 1983-06-07 | 1986-05-27 | Racal Safety Limited | Breathing apparatus |
AU4275385A (en) * | 1984-06-06 | 1985-12-12 | Racal Safety Ltd. | Respirators fan-assisted |
DE3523097A1 (en) * | 1984-11-15 | 1986-05-22 | Gesellschaft für Gerätebau mbH, 4600 Dortmund | RESPIRATORY MASK |
GB8608113D0 (en) * | 1986-04-03 | 1986-05-08 | Racal Safety Ltd | Breathing apparatus |
FI80606C (en) * | 1987-10-05 | 1990-07-10 | Kemira Oy | FOERFARANDE FOER REGLERING AV LUFTMAONGDEN SOM MATAS IN I EN GASMASK SAMT EN GASMASK SOM GENOMFOER DENNA FOERFARANDE. |
GB2215615B (en) * | 1988-03-21 | 1991-12-18 | Sabre Safety Ltd | Breathing apparatus |
DE68909707T2 (en) * | 1988-07-26 | 1994-02-03 | Racal Health & Safety Ltd | Respiratory Equipment. |
DE3908057C2 (en) * | 1989-03-13 | 1997-03-20 | Kemira Oy | Method of regulating the amount of air supplied to a gas mask and gas mask to which this method is applied |
US5372130A (en) * | 1992-02-26 | 1994-12-13 | Djs&T Limited Partnership | Face mask assembly and method having a fan and replaceable filter |
FI100307B (en) * | 1994-02-25 | 1997-11-14 | Kemira Safety Oy | A method for adjusting the amount of air supplied to a gas mask and Amari as a gas |
US20040182394A1 (en) | 2003-03-21 | 2004-09-23 | Alvey Jeffrey Arthur | Powered air purifying respirator system and self contained breathing apparatus |
US7647927B2 (en) | 2003-08-22 | 2010-01-19 | Wilcox Industries Corp. | Self-contained breathing system |
CN104248800A (en) * | 2013-06-25 | 2014-12-31 | 卢献斌 | Portable air purifier for mask |
CN104225829A (en) * | 2014-07-17 | 2014-12-24 | 艾尔康居(北京)科技有限公司 | Active air feeding type dustproof mask |
WO2016157159A1 (en) * | 2015-04-03 | 2016-10-06 | Microsfere Pte. Ltd. | Respiratory masks, systems and methods |
CN116077848B (en) * | 2023-02-27 | 2023-10-20 | 江苏海拓科技有限公司 | Double-deck floating filter type respirator |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR785223A (en) * | 1934-09-21 | 1935-08-05 | Cela Holding S A | Portable gas protection device |
CH202373A (en) * | 1936-06-11 | 1939-01-15 | Bez Casimir | Respiratory. |
FR1037477A (en) * | 1951-05-24 | 1953-09-17 | Clean air inhaler device for painting, sandblasting and other work | |
FR1320829A (en) * | 1962-01-30 | 1963-03-15 | Houilleres Bassin Du Nord | Autonomous aerator for breathing in polluted atmosphere |
GB2032284A (en) * | 1978-10-02 | 1980-05-08 | Racal Safety Ltd | Improvements in and relating to breathing apparatus |
GB2058577A (en) * | 1979-09-25 | 1981-04-15 | Racal Safety Ltd | Improvements in and relating to breathing apparatus |
EP0066451A1 (en) * | 1981-05-29 | 1982-12-08 | Racal Safety Limited | Improvements in and relating to power assisted air-purifying respirators |
-
1983
- 1983-04-27 AU AU13994/83A patent/AU554194B2/en not_active Expired
- 1983-05-03 EP EP83302484A patent/EP0094757B1/en not_active Expired
- 1983-05-03 AT AT83302484T patent/ATE28572T1/en not_active IP Right Cessation
- 1983-05-03 DE DE8383302484T patent/DE3372713D1/en not_active Expired
- 1983-05-05 ZA ZA833204A patent/ZA833204B/en unknown
- 1983-05-11 NO NO831677A patent/NO831677L/en unknown
- 1983-05-13 JP JP58082896A patent/JPS58209362A/en active Pending
- 1983-05-13 FI FI831691A patent/FI831691L/en not_active Application Discontinuation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR785223A (en) * | 1934-09-21 | 1935-08-05 | Cela Holding S A | Portable gas protection device |
CH202373A (en) * | 1936-06-11 | 1939-01-15 | Bez Casimir | Respiratory. |
FR1037477A (en) * | 1951-05-24 | 1953-09-17 | Clean air inhaler device for painting, sandblasting and other work | |
FR1320829A (en) * | 1962-01-30 | 1963-03-15 | Houilleres Bassin Du Nord | Autonomous aerator for breathing in polluted atmosphere |
GB2032284A (en) * | 1978-10-02 | 1980-05-08 | Racal Safety Ltd | Improvements in and relating to breathing apparatus |
GB2058577A (en) * | 1979-09-25 | 1981-04-15 | Racal Safety Ltd | Improvements in and relating to breathing apparatus |
EP0066451A1 (en) * | 1981-05-29 | 1982-12-08 | Racal Safety Limited | Improvements in and relating to power assisted air-purifying respirators |
Also Published As
Publication number | Publication date |
---|---|
FI831691A0 (en) | 1983-05-13 |
DE3372713D1 (en) | 1987-09-03 |
AU554194B2 (en) | 1986-08-14 |
FI831691L (en) | 1983-11-14 |
JPS58209362A (en) | 1983-12-06 |
ATE28572T1 (en) | 1987-08-15 |
EP0094757A2 (en) | 1983-11-23 |
EP0094757B1 (en) | 1987-07-29 |
NO831677L (en) | 1983-11-14 |
ZA833204B (en) | 1984-01-25 |
AU1399483A (en) | 1983-11-17 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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AK | Designated contracting states |
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17P | Request for examination filed |
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