DK114678B - Optisk brandalarmanlæg. - Google Patents
Optisk brandalarmanlæg.Info
- Publication number
- DK114678B DK114678B DK646265AA DK646265A DK114678B DK 114678 B DK114678 B DK 114678B DK 646265A A DK646265A A DK 646265AA DK 646265 A DK646265 A DK 646265A DK 114678 B DK114678 B DK 114678B
- Authority
- DK
- Denmark
- Prior art keywords
- alarm system
- fire alarm
- optical fire
- optical
- 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
- 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
- G08B17/11—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
- G08B17/113—Constructional details
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Emergency Lowering Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE321/65A SE311306B (fi) | 1965-01-11 | 1965-01-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK114678B true DK114678B (da) | 1969-07-21 |
Family
ID=20256359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK646265AA DK114678B (da) | 1965-01-11 | 1965-12-16 | Optisk brandalarmanlæg. |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH448815A (fi) |
DK (1) | DK114678B (fi) |
FI (1) | FI45139C (fi) |
NO (1) | NO117679B (fi) |
SE (1) | SE311306B (fi) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5993253B2 (ja) | 2012-09-06 | 2016-09-14 | 能美防災株式会社 | 煙感知器 |
-
1965
- 1965-01-11 SE SE321/65A patent/SE311306B/xx unknown
- 1965-11-11 NO NO160440A patent/NO117679B/no unknown
- 1965-11-16 FI FI652744A patent/FI45139C/fi active
- 1965-12-16 DK DK646265AA patent/DK114678B/da unknown
-
1966
- 1966-01-11 CH CH33066A patent/CH448815A/de unknown
Also Published As
Publication number | Publication date |
---|---|
SE311306B (fi) | 1969-06-02 |
FI45139C (fi) | 1972-03-10 |
CH448815A (de) | 1967-12-15 |
FI45139B (fi) | 1971-11-30 |
NO117679B (fi) | 1969-09-08 |
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