NO773020L - OPTICAL FIRE DETECTOR. - Google Patents
OPTICAL FIRE DETECTOR.Info
- Publication number
- NO773020L NO773020L NO773020A NO773020A NO773020L NO 773020 L NO773020 L NO 773020L NO 773020 A NO773020 A NO 773020A NO 773020 A NO773020 A NO 773020A NO 773020 L NO773020 L NO 773020L
- Authority
- NO
- Norway
- Prior art keywords
- fire detector
- optical fire
- optical
- detector
- fire
- Prior art date
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
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)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7609670-0A SE395554B (en) | 1976-09-01 | 1976-09-01 | OPTICAL FIRE DETECTOR |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO773020L true NO773020L (en) | 1978-03-02 |
| NO140519B NO140519B (en) | 1979-06-05 |
| NO140519C NO140519C (en) | 1979-09-12 |
Family
ID=20328778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO773020A NO140519C (en) | 1976-09-01 | 1977-08-31 | OPTICAL FIRE DETECTOR. |
Country Status (13)
| Country | Link |
|---|---|
| AU (1) | AU510627B2 (en) |
| BE (1) | BE858192A (en) |
| CA (1) | CA1102429A (en) |
| CH (1) | CH621425A5 (en) |
| DE (1) | DE2736224A1 (en) |
| DK (1) | DK148226C (en) |
| FI (1) | FI63125C (en) |
| FR (1) | FR2363840A2 (en) |
| GB (1) | GB1566624A (en) |
| IT (1) | IT1088004B (en) |
| NL (1) | NL7709640A (en) |
| NO (1) | NO140519C (en) |
| SE (1) | SE395554B (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2051640B2 (en) * | 1970-10-21 | 1972-05-31 | Preußag AG, Feuerschutz, 2060 Bad Oldesloe | PROCEDURE FOR FLAME DETECTION AND FLAME DETECTORS FOR CARRYING OUT THE PROCEDURE |
| GB1405615A (en) * | 1972-08-11 | 1975-09-10 | Chubb Fire Security Ltd | Fire alarms |
| SE7604502L (en) * | 1976-04-15 | 1977-10-16 | Ericsson Telefon Ab L M | OPTICAL FIRE DETECTOR |
-
1976
- 1976-09-01 SE SE7609670-0A patent/SE395554B/en unknown
-
1977
- 1977-08-11 DE DE19772736224 patent/DE2736224A1/en active Granted
- 1977-08-15 CH CH994877A patent/CH621425A5/en not_active IP Right Cessation
- 1977-08-18 FI FI772470A patent/FI63125C/en not_active IP Right Cessation
- 1977-08-22 CA CA285,212A patent/CA1102429A/en not_active Expired
- 1977-08-24 GB GB35588/77A patent/GB1566624A/en not_active Expired
- 1977-08-29 BE BE180500A patent/BE858192A/en not_active IP Right Cessation
- 1977-08-31 AU AU28384/77A patent/AU510627B2/en not_active Expired
- 1977-08-31 DK DK386877A patent/DK148226C/en not_active IP Right Cessation
- 1977-08-31 NO NO773020A patent/NO140519C/en unknown
- 1977-08-31 FR FR7726485A patent/FR2363840A2/en active Granted
- 1977-09-01 NL NL7709640A patent/NL7709640A/en not_active Application Discontinuation
- 1977-09-01 IT IT7727177A patent/IT1088004B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| CH621425A5 (en) | 1981-01-30 |
| BE858192A (en) | 1977-12-16 |
| FI63125C (en) | 1983-04-11 |
| GB1566624A (en) | 1980-05-08 |
| CA1102429A (en) | 1981-06-02 |
| FR2363840B2 (en) | 1983-02-04 |
| AU510627B2 (en) | 1980-07-03 |
| NO140519B (en) | 1979-06-05 |
| DK148226B (en) | 1985-05-06 |
| DK148226C (en) | 1985-12-30 |
| FI772470A (en) | 1978-03-02 |
| DE2736224A1 (en) | 1978-03-09 |
| FR2363840A2 (en) | 1978-03-31 |
| FI63125B (en) | 1982-12-31 |
| NO140519C (en) | 1979-09-12 |
| IT1088004B (en) | 1985-06-04 |
| NL7709640A (en) | 1978-03-03 |
| SE395554B (en) | 1977-08-15 |
| AU2838477A (en) | 1979-03-08 |
| DK386877A (en) | 1978-03-02 |
| DE2736224C2 (en) | 1991-02-21 |
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