GB2586283B - Optical smoke detector - Google Patents
Optical smoke detector Download PDFInfo
- Publication number
- GB2586283B GB2586283B GB1911810.8A GB201911810A GB2586283B GB 2586283 B GB2586283 B GB 2586283B GB 201911810 A GB201911810 A GB 201911810A GB 2586283 B GB2586283 B GB 2586283B
- Authority
- GB
- United Kingdom
- Prior art keywords
- smoke detector
- optical smoke
- optical
- detector
- smoke
- 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.)
- Active
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
- G08B17/103—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
-
- 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
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/02—Monitoring continuously signalling or alarm systems
- G08B29/04—Monitoring of the detection circuits
- G08B29/043—Monitoring of the detection circuits of fire detection circuits
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/18—Prevention or correction of operating errors
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/18—Prevention or correction of operating errors
- G08B29/20—Calibration, including self-calibrating arrangements
- G08B29/24—Self-calibration, e.g. compensating for environmental drift or ageing of components
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/18—Prevention or correction of operating errors
- G08B29/20—Calibration, including self-calibrating arrangements
- G08B29/24—Self-calibration, e.g. compensating for environmental drift or ageing of components
- G08B29/28—Self-calibration, e.g. compensating for environmental drift or ageing of components by changing the gain of an amplifier
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1911810.8A GB2586283B (en) | 2019-08-16 | 2019-08-16 | Optical smoke detector |
PCT/GB2020/051524 WO2021032942A1 (en) | 2019-08-16 | 2020-06-24 | Optical smoke detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1911810.8A GB2586283B (en) | 2019-08-16 | 2019-08-16 | Optical smoke detector |
Publications (3)
Publication Number | Publication Date |
---|---|
GB201911810D0 GB201911810D0 (en) | 2019-10-02 |
GB2586283A GB2586283A (en) | 2021-02-17 |
GB2586283B true GB2586283B (en) | 2022-01-26 |
Family
ID=68099435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1911810.8A Active GB2586283B (en) | 2019-08-16 | 2019-08-16 | Optical smoke detector |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB2586283B (en) |
WO (1) | WO2021032942A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4375640A1 (en) | 2022-11-22 | 2024-05-29 | Wagner Group GmbH | Method for monitoring an led |
WO2024110433A1 (en) | 2022-11-22 | 2024-05-30 | Wagner Group Gmbh | Classification of particles by means of spectral analysis |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2242521A (en) * | 1989-06-15 | 1991-10-02 | Fire Fighting Enterprises | Particle detectors |
WO2000072282A1 (en) * | 1999-05-19 | 2000-11-30 | Rokonet Electronics Ltd. | Self adjusting smoke detector |
WO2004104959A2 (en) * | 2003-05-23 | 2004-12-02 | Apollo Fire Detectors Limited | Smoke detector |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4306230A (en) * | 1979-12-10 | 1981-12-15 | Honeywell Inc. | Self-checking photoelectric smoke detector |
GB2404731B (en) | 2003-07-31 | 2006-08-09 | Apollo Fire Detectors Ltd | Smoke detector with compact light source |
GB2531495B (en) | 2014-06-16 | 2017-04-12 | Apollo Fire Detectors Ltd | Smoke detector |
-
2019
- 2019-08-16 GB GB1911810.8A patent/GB2586283B/en active Active
-
2020
- 2020-06-24 WO PCT/GB2020/051524 patent/WO2021032942A1/en active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2242521A (en) * | 1989-06-15 | 1991-10-02 | Fire Fighting Enterprises | Particle detectors |
WO2000072282A1 (en) * | 1999-05-19 | 2000-11-30 | Rokonet Electronics Ltd. | Self adjusting smoke detector |
WO2004104959A2 (en) * | 2003-05-23 | 2004-12-02 | Apollo Fire Detectors Limited | Smoke detector |
Also Published As
Publication number | Publication date |
---|---|
GB201911810D0 (en) | 2019-10-02 |
GB2586283A (en) | 2021-02-17 |
WO2021032942A1 (en) | 2021-02-25 |
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