CA2123155C - Detecteur de fumee photoelectrique - Google Patents
Detecteur de fumee photoelectriqueInfo
- Publication number
- CA2123155C CA2123155C CA002123155A CA2123155A CA2123155C CA 2123155 C CA2123155 C CA 2123155C CA 002123155 A CA002123155 A CA 002123155A CA 2123155 A CA2123155 A CA 2123155A CA 2123155 C CA2123155 C CA 2123155C
- Authority
- CA
- Canada
- Prior art keywords
- smoke
- chamber
- detection chamber
- smoke detection
- arrangement
- Prior art date
- 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 - Lifetime
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)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002123155A CA2123155C (fr) | 1994-05-09 | 1994-05-09 | Detecteur de fumee photoelectrique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002123155A CA2123155C (fr) | 1994-05-09 | 1994-05-09 | Detecteur de fumee photoelectrique |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2123155A1 CA2123155A1 (fr) | 1995-11-10 |
CA2123155C true CA2123155C (fr) | 1999-03-16 |
Family
ID=4153563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002123155A Expired - Lifetime CA2123155C (fr) | 1994-05-09 | 1994-05-09 | Detecteur de fumee photoelectrique |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2123155C (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2401936A (en) * | 2003-05-23 | 2004-11-24 | Apollo Fire Detectors Ltd | Light sensor for smoke detector |
EP3576062A4 (fr) | 2017-01-26 | 2020-09-02 | Hochiki Corporation | Dispositif d'alarme |
-
1994
- 1994-05-09 CA CA002123155A patent/CA2123155C/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2123155A1 (fr) | 1995-11-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |
Effective date: 20140509 |