FR2362454B3 - - Google Patents
Info
- Publication number
- FR2362454B3 FR2362454B3 FR7724719A FR7724719A FR2362454B3 FR 2362454 B3 FR2362454 B3 FR 2362454B3 FR 7724719 A FR7724719 A FR 7724719A FR 7724719 A FR7724719 A FR 7724719A FR 2362454 B3 FR2362454 B3 FR 2362454B3
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- 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
- G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762636778 DE2636778C3 (de) | 1976-08-16 | 1976-08-16 | Ionisations-Brandmelder |
| DE19762643470 DE2643470C3 (de) | 1976-09-27 | 1976-09-27 | Ionisations-Brandmelder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2362454A1 FR2362454A1 (fr) | 1978-03-17 |
| FR2362454B3 true FR2362454B3 (pl) | 1981-01-09 |
Family
ID=25770817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7724719A Granted FR2362454A1 (fr) | 1976-08-16 | 1977-08-11 | Avertisseur d'incendie a ionisation |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH617280A5 (pl) |
| FR (1) | FR2362454A1 (pl) |
| GB (1) | GB1581246A (pl) |
| SE (1) | SE421154B (pl) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3904979A1 (de) * | 1989-02-18 | 1990-08-23 | Beyersdorf Hartwig | Verfahren zum betrieb eines ionisationsrauchmelders und ionisationsrauchmelder |
| EP0423489A1 (de) * | 1989-09-15 | 1991-04-24 | Cerberus Ag | Brandmeldeanlage mit Ueberwachung |
-
1977
- 1977-07-19 CH CH890577A patent/CH617280A5/de not_active IP Right Cessation
- 1977-07-27 SE SE7708637A patent/SE421154B/xx unknown
- 1977-08-11 GB GB33747/77A patent/GB1581246A/en not_active Expired
- 1977-08-11 FR FR7724719A patent/FR2362454A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB1581246A (en) | 1980-12-10 |
| FR2362454A1 (fr) | 1978-03-17 |
| CH617280A5 (en) | 1980-05-14 |
| SE7708637L (sv) | 1978-02-17 |
| SE421154B (sv) | 1981-11-30 |