FR2283491A2 - Avertisseur d'incendie - Google Patents
Avertisseur d'incendieInfo
- Publication number
- FR2283491A2 FR2283491A2 FR7519369A FR7519369A FR2283491A2 FR 2283491 A2 FR2283491 A2 FR 2283491A2 FR 7519369 A FR7519369 A FR 7519369A FR 7519369 A FR7519369 A FR 7519369A FR 2283491 A2 FR2283491 A2 FR 2283491A2
- Authority
- FR
- France
- Prior art keywords
- fire warning
- warning
- fire
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
- G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/117—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means by using a detection device for specific gases, e.g. combustion products, produced by the fire
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1973130045U JPS5725351Y2 (fr) | 1973-11-09 | 1973-11-09 | |
JP1974061692U JPS5756304Y2 (fr) | 1974-05-29 | 1974-05-29 | |
JP1974101738U JPS583189Y2 (ja) | 1974-08-25 | 1974-08-25 | カサイカンチキ |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2283491A2 true FR2283491A2 (fr) | 1976-03-26 |
Family
ID=27297600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7519369A Pending FR2283491A2 (fr) | 1973-11-09 | 1975-06-20 | Avertisseur d'incendie |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH579309A5 (fr) |
DE (1) | DE2519267A1 (fr) |
FR (1) | FR2283491A2 (fr) |
GB (1) | GB1502376A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2395555A1 (fr) * | 1977-06-24 | 1979-01-19 | Cerberus Ag | Detecteur de rayonnement et utilisation de ce dernier |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2702933C2 (de) * | 1977-01-25 | 1985-08-29 | Preussag Ag Feuerschutz, 2060 Bad Oldesloe | Brandmelder |
EP0039761A3 (fr) * | 1980-05-09 | 1981-11-25 | Cerberus Ag | Méthode et installation d'avertissement d'incendie |
IT1198606B (it) * | 1983-05-17 | 1988-12-21 | Controfugas Srl | Apparecchio rivelatore di gas infiammabile ad intervento precondizionato |
EP2281286A1 (fr) * | 2008-05-06 | 2011-02-09 | Siemens Aktiengesellschaft | Détecteur de danger |
DE102014019172B4 (de) | 2014-12-17 | 2023-12-07 | Elmos Semiconductor Se | Vorrichtung und Verfahren zur Unterscheidung von festen Objekten, Kochdunst und Rauch mit einem kompensierenden optischen Messsystem |
DE102014019773B4 (de) | 2014-12-17 | 2023-12-07 | Elmos Semiconductor Se | Vorrichtung und Verfahren zur Unterscheidung von festen Objekten, Kochdunst und Rauch mittels des Displays eines Mobiltelefons |
-
1975
- 1975-04-04 CH CH421875A patent/CH579309A5/xx not_active IP Right Cessation
- 1975-04-30 DE DE19752519267 patent/DE2519267A1/de not_active Withdrawn
- 1975-05-05 GB GB1874975A patent/GB1502376A/en not_active Expired
- 1975-06-20 FR FR7519369A patent/FR2283491A2/fr active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2395555A1 (fr) * | 1977-06-24 | 1979-01-19 | Cerberus Ag | Detecteur de rayonnement et utilisation de ce dernier |
Also Published As
Publication number | Publication date |
---|---|
DE2519267A1 (de) | 1976-03-04 |
CH579309A5 (fr) | 1976-08-31 |
GB1502376A (en) | 1978-03-01 |
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