GB9500055D0 - Improvements in and relating to smoke detectors - Google Patents
Improvements in and relating to smoke detectorsInfo
- Publication number
- GB9500055D0 GB9500055D0 GBGB9500055.0A GB9500055A GB9500055D0 GB 9500055 D0 GB9500055 D0 GB 9500055D0 GB 9500055 A GB9500055 A GB 9500055A GB 9500055 D0 GB9500055 D0 GB 9500055D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- smoke detectors
- detectors
- 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.)
- Withdrawn
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9500055A GB2296763A (en) | 1995-01-04 | 1995-01-04 | Improvements in and relating to smoke detectors |
PCT/GB1995/002994 WO1996021208A1 (en) | 1995-01-04 | 1995-12-22 | Improvements in and relating to smoke detectors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9500055A GB2296763A (en) | 1995-01-04 | 1995-01-04 | Improvements in and relating to smoke detectors |
Publications (2)
Publication Number | Publication Date |
---|---|
GB9500055D0 true GB9500055D0 (en) | 1995-03-01 |
GB2296763A GB2296763A (en) | 1996-07-10 |
Family
ID=10767565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9500055A Withdrawn GB2296763A (en) | 1995-01-04 | 1995-01-04 | Improvements in and relating to smoke detectors |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2296763A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2306218B (en) * | 1995-10-11 | 1999-06-23 | Amlani Manhar | Combined detector & sounder device for fire alarm system |
GB2327752B (en) * | 1997-07-26 | 2001-05-02 | Rafiki Prot Ltd | Optical scatter smoke sensor |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4238679A (en) * | 1978-12-07 | 1980-12-09 | Conrac Corporation | Dual-chamber ionization smoke detector assembly |
US4469953A (en) * | 1982-02-02 | 1984-09-04 | Nittan Company, Limited | Combination ionization and photoelectric smoke detector |
US4672217A (en) * | 1985-04-05 | 1987-06-09 | General Signal Corporation | Easily cleaned photoelectric smoke detector |
JPH0755674Y2 (en) * | 1988-02-02 | 1995-12-20 | ニッタン株式会社 | Fire detector |
-
1995
- 1995-01-04 GB GB9500055A patent/GB2296763A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2296763A (en) | 1996-07-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |