BE555402A - - Google Patents
Info
- Publication number
- BE555402A BE555402A BE555402DA BE555402A BE 555402 A BE555402 A BE 555402A BE 555402D A BE555402D A BE 555402DA BE 555402 A BE555402 A BE 555402A
- Authority
- BE
- Belgium
- Prior art keywords
- mask
- filtered air
- air
- ducts
- permanent
- Prior art date
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE555402T | 1957-02-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE555402A true BE555402A (zh) | 1957-03-15 |
Family
ID=179549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE555402D BE555402A (zh) | 1957-02-28 | 1957-02-28 |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE555402A (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0024133A1 (en) * | 1979-07-28 | 1981-02-25 | Marwin Foundry Units Limited | Air supply units |
DE102015005299A1 (de) * | 2015-04-27 | 2016-10-27 | Pr-Technik Gmbh | Atemschutzvorrichtung |
WO2017065620A1 (en) | 2015-10-15 | 2017-04-20 | Clear Air Technology Limited | A respirator |
DE102018100473A1 (de) | 2018-01-10 | 2019-07-11 | Fischer Planning Ltd. | Atemschutzvorrichtung |
EP3362154A4 (en) * | 2015-10-15 | 2019-07-17 | Clear Air Technology Limited | Respirator |
US11123510B2 (en) | 2019-09-12 | 2021-09-21 | O2-O2, Inc. | Respirator devices with source control mechanisms and associated systems and methods |
-
1957
- 1957-02-28 BE BE555402D patent/BE555402A/fr unknown
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0024133A1 (en) * | 1979-07-28 | 1981-02-25 | Marwin Foundry Units Limited | Air supply units |
DE102015005299A1 (de) * | 2015-04-27 | 2016-10-27 | Pr-Technik Gmbh | Atemschutzvorrichtung |
WO2017065620A1 (en) | 2015-10-15 | 2017-04-20 | Clear Air Technology Limited | A respirator |
EP3362154A4 (en) * | 2015-10-15 | 2019-07-17 | Clear Air Technology Limited | Respirator |
US10758751B2 (en) | 2015-10-15 | 2020-09-01 | Clear Air Technology Limited | Respirator |
DE102018100473A1 (de) | 2018-01-10 | 2019-07-11 | Fischer Planning Ltd. | Atemschutzvorrichtung |
DE102018100473B4 (de) * | 2018-01-10 | 2021-03-25 | Fischer Planning Ltd. | Atemschutzvorrichtung |
US11123510B2 (en) | 2019-09-12 | 2021-09-21 | O2-O2, Inc. | Respirator devices with source control mechanisms and associated systems and methods |
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