NO905329L - Alarminnretning med en maalecelle og en alarmgiver for angivelse av tilstanden til et gasfilter - Google Patents
Alarminnretning med en maalecelle og en alarmgiver for angivelse av tilstanden til et gasfilterInfo
- Publication number
- NO905329L NO905329L NO90905329A NO905329A NO905329L NO 905329 L NO905329 L NO 905329L NO 90905329 A NO90905329 A NO 90905329A NO 905329 A NO905329 A NO 905329A NO 905329 L NO905329 L NO 905329L
- Authority
- NO
- Norway
- Prior art keywords
- gas filter
- state
- measuring cell
- alarm
- indicating
- 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
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
- A62B18/088—Devices for indicating filter saturation
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)
- Sampling And Sample Adjustment (AREA)
- Fuel Cell (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4009107A DE4009107A1 (de) | 1990-03-21 | 1990-03-21 | Warneinrichtung mit einer messzelle und alarmgebern zur anzeige des erschoefpungszustandes eines gasfilters |
Publications (2)
Publication Number | Publication Date |
---|---|
NO905329D0 NO905329D0 (no) | 1990-12-10 |
NO905329L true NO905329L (no) | 1991-09-23 |
Family
ID=6402758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO90905329A NO905329L (no) | 1990-03-21 | 1990-12-10 | Alarminnretning med en maalecelle og en alarmgiver for angivelse av tilstanden til et gasfilter |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0447619B1 (it) |
AT (1) | ATE97824T1 (it) |
DE (2) | DE4009107A1 (it) |
NO (1) | NO905329L (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU645959B3 (en) * | 1993-11-05 | 1994-01-27 | Purecab (Australia) Pty Ltd | Respiratory filter indicator |
US5659296A (en) * | 1994-10-24 | 1997-08-19 | Minnesota Mining And Manufacturing Company | Exposure indicating apparatus |
US5666949A (en) * | 1994-10-24 | 1997-09-16 | Minnesota Mining And Manufacturing Company | Exposure indicator with continuous alarm signal indicating multiple conditions |
DE29504087U1 (de) * | 1995-03-10 | 1995-08-10 | Palocz-Andresen, Michael, Dr.-Ing.habil., 20459 Hamburg | Mikro-Meßvorrichtung für die Erfassung der Beladung von Filtern |
AUPN191095A0 (en) * | 1995-03-23 | 1995-04-27 | Safety Equipment Australia Pty Ltd | Positive air-purifying respirator management system |
DE19650897A1 (de) * | 1996-12-07 | 1998-06-10 | T E M Tech Entwicklung Und Man | Apparat und Verfahren zur Erhöhung der Sicherheit von Atemschutzmasken |
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 |
KR20020001781A (ko) | 1999-03-17 | 2002-01-09 | 추후제출 | 공기내에 포함되어 있는 가스 또는 연기를 검출하기 위한방법 및 센서 장치 |
DE19911867C2 (de) * | 1999-03-17 | 2002-02-21 | T E M Techn Entwicklungen Und | Sensorsystem zur Detektion von Gasen und Dämpfen in Luft |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1676125A (en) * | 1928-07-03 | Device for indicating admixtures to gases and liquids | ||
DE670550C (de) * | 1929-04-10 | 1939-01-20 | Bernh Draeger | Sauerstoffatemschutzgeraet |
DE693685C (de) * | 1935-11-19 | 1940-07-17 | Auergesellschaft Akt Ges | Warnvorrichtung fuer Sauerstoffatemschutzgeraete |
FR1353343A (fr) * | 1963-04-09 | 1964-02-21 | Avertisseur pour appareils protecteurs des voies respiratoires | |
DE3613512C3 (de) * | 1986-04-22 | 1994-09-29 | Auergesellschaft Gmbh | Elektrische Warneinrichtung zur Anzeige des Erschöpfungszustandes eines Schadgase zurückhaltenden Gasfilters |
-
1990
- 1990-03-21 DE DE4009107A patent/DE4009107A1/de active Granted
- 1990-11-08 DE DE90121361T patent/DE59003710D1/de not_active Expired - Fee Related
- 1990-11-08 AT AT90121361T patent/ATE97824T1/de not_active IP Right Cessation
- 1990-11-08 EP EP90121361A patent/EP0447619B1/de not_active Expired - Lifetime
- 1990-12-10 NO NO90905329A patent/NO905329L/no unknown
Also Published As
Publication number | Publication date |
---|---|
EP0447619A1 (de) | 1991-09-25 |
NO905329D0 (no) | 1990-12-10 |
ATE97824T1 (de) | 1993-12-15 |
DE4009107A1 (de) | 1991-09-26 |
EP0447619B1 (de) | 1993-12-01 |
DE4009107C2 (it) | 1993-06-09 |
DE59003710D1 (de) | 1994-01-13 |
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