FR2384307B1 - - Google Patents
Info
- Publication number
- FR2384307B1 FR2384307B1 FR7807355A FR7807355A FR2384307B1 FR 2384307 B1 FR2384307 B1 FR 2384307B1 FR 7807355 A FR7807355 A FR 7807355A FR 7807355 A FR7807355 A FR 7807355A FR 2384307 B1 FR2384307 B1 FR 2384307B1
- 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2711457A DE2711457C2 (de) | 1977-03-16 | 1977-03-16 | Ionisationsbrandmelder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2384307A1 FR2384307A1 (fr) | 1978-10-13 |
| FR2384307B1 true FR2384307B1 (nl) | 1982-07-16 |
Family
ID=6003797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7807355A Granted FR2384307A1 (fr) | 1977-03-16 | 1978-03-14 | Avertisseur d'incendie fonctionnant par ionisation |
Country Status (11)
| Country | Link |
|---|---|
| AT (1) | AT363014B (nl) |
| BE (1) | BE864974A (nl) |
| CH (1) | CH625071A5 (nl) |
| DE (1) | DE2711457C2 (nl) |
| DK (1) | DK142515C (nl) |
| FR (1) | FR2384307A1 (nl) |
| IT (1) | IT1094274B (nl) |
| LU (1) | LU79226A1 (nl) |
| NL (1) | NL7802821A (nl) |
| NO (1) | NO141008C (nl) |
| SE (1) | SE438385B (nl) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ZA786519B (en) * | 1978-11-20 | 1980-02-27 | Anglo Amer Corp South Africa | Detector |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1490273A (fr) * | 1966-03-30 | 1967-07-28 | Nittan Co Ltd | Dispositif d'alarme automatique d'incendie utilisant un dispositif à ions |
| GB1280304A (en) * | 1968-09-26 | 1972-07-05 | Hochiki Co | A smoke sensing detector for smoke sensing apparatus |
| JPS529998B1 (nl) * | 1969-04-25 | 1977-03-19 | ||
| ZA734995B (en) * | 1973-07-23 | 1974-10-30 | Anglo Amer Corp South Africa | Improvemente in or relating to fire detectors |
| ZA745453B (en) * | 1974-08-26 | 1976-04-28 | Anglo Amer Corp South Africa | Improvements in or relating to fire detectors |
-
1977
- 1977-03-16 DE DE2711457A patent/DE2711457C2/de not_active Expired
- 1977-12-09 CH CH1514277A patent/CH625071A5/de not_active IP Right Cessation
-
1978
- 1978-03-10 IT IT21086/78A patent/IT1094274B/it active
- 1978-03-13 NO NO780876A patent/NO141008C/no unknown
- 1978-03-13 AT AT0177678A patent/AT363014B/de not_active IP Right Cessation
- 1978-03-14 FR FR7807355A patent/FR2384307A1/fr active Granted
- 1978-03-14 LU LU79226A patent/LU79226A1/de unknown
- 1978-03-15 SE SE7802995A patent/SE438385B/sv not_active IP Right Cessation
- 1978-03-15 DK DK116878A patent/DK142515C/da not_active IP Right Cessation
- 1978-03-15 NL NL7802821A patent/NL7802821A/nl not_active Application Discontinuation
- 1978-03-16 BE BE186000A patent/BE864974A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2711457A1 (de) | 1978-09-21 |
| DE2711457C2 (de) | 1985-06-27 |
| NL7802821A (nl) | 1978-09-19 |
| AT363014B (de) | 1981-07-10 |
| DK142515C (da) | 1981-08-03 |
| NO780876L (no) | 1978-09-19 |
| BE864974A (fr) | 1978-09-18 |
| FR2384307A1 (fr) | 1978-10-13 |
| DK142515B (da) | 1980-11-10 |
| IT1094274B (it) | 1985-07-26 |
| DK116878A (da) | 1978-09-17 |
| CH625071A5 (en) | 1981-08-31 |
| SE438385B (sv) | 1985-04-15 |
| LU79226A1 (de) | 1978-11-27 |
| NO141008B (no) | 1979-09-10 |
| SE7802995L (sv) | 1978-09-17 |
| ATA177678A (de) | 1980-11-15 |
| IT7821086A0 (it) | 1978-03-10 |
| NO141008C (no) | 1979-12-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |