IT995449B - Rivelatori di fumi - Google Patents
Rivelatori di fumiInfo
- Publication number
- IT995449B IT995449B IT2913973A IT2913973A IT995449B IT 995449 B IT995449 B IT 995449B IT 2913973 A IT2913973 A IT 2913973A IT 2913973 A IT2913973 A IT 2913973A IT 995449 B IT995449 B IT 995449B
- Authority
- IT
- Italy
- Prior art keywords
- smoke detectors
- detectors
- smoke
- 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
- G08B17/11—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
-
- 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)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4384072 | 1972-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT995449B true IT995449B (it) | 1975-11-10 |
Family
ID=10430535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2913973A IT995449B (it) | 1972-09-21 | 1973-09-19 | Rivelatori di fumi |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS49102395A (is) |
| AU (1) | AU6059973A (is) |
| BE (1) | BE805184A (is) |
| DE (1) | DE2347726A1 (is) |
| FR (1) | FR2200570A1 (is) |
| IT (1) | IT995449B (is) |
| NL (1) | NL7313061A (is) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51101790U (is) * | 1975-02-13 | 1976-08-16 | ||
| JPH044316Y2 (is) * | 1985-09-30 | 1992-02-07 |
-
1973
- 1973-09-19 IT IT2913973A patent/IT995449B/it active
- 1973-09-20 JP JP10681973A patent/JPS49102395A/ja active Pending
- 1973-09-21 NL NL7313061A patent/NL7313061A/xx unknown
- 1973-09-21 DE DE19732347726 patent/DE2347726A1/de active Pending
- 1973-09-21 BE BE135932A patent/BE805184A/xx unknown
- 1973-09-21 FR FR7333955A patent/FR2200570A1/fr not_active Withdrawn
- 1973-09-21 AU AU60599/73A patent/AU6059973A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7313061A (is) | 1974-03-25 |
| FR2200570A1 (is) | 1974-04-19 |
| JPS49102395A (is) | 1974-09-27 |
| BE805184A (fr) | 1974-01-16 |
| AU6059973A (en) | 1975-03-27 |
| DE2347726A1 (de) | 1974-04-18 |
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