NL6510137A - - Google Patents
Info
- Publication number
- NL6510137A NL6510137A NL6510137A NL6510137A NL6510137A NL 6510137 A NL6510137 A NL 6510137A NL 6510137 A NL6510137 A NL 6510137A NL 6510137 A NL6510137 A NL 6510137A NL 6510137 A NL6510137 A NL 6510137A
- Authority
- NL
- Netherlands
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)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US392449A US3319069A (en) | 1964-08-27 | 1964-08-27 | Smoke detecting radiation sensitive fire alarm system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6510137A true NL6510137A (en) | 1966-02-28 |
Family
ID=23550640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6510137A NL6510137A (en) | 1964-08-27 | 1965-08-04 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3319069A (en) |
| BE (1) | BE673879A (en) |
| GB (1) | GB1069023A (en) |
| NL (1) | NL6510137A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3678511A (en) * | 1969-12-09 | 1972-07-18 | Elmer M Benedict | Alarm circuit |
| US3881112A (en) * | 1970-09-16 | 1975-04-29 | Gordon A Roberts | Smoke and heat detector unit |
| US3778800A (en) * | 1971-04-09 | 1973-12-11 | Statitrol Corp | Self-monitoring battery operated circuit |
| CH551057A (en) * | 1973-04-17 | 1974-06-28 | Cerberus Ag | IONIZATION ALARM. |
| US4827244A (en) * | 1988-01-04 | 1989-05-02 | Pittway Corporation | Test initiation apparatus with continuous or pulse input |
| US5363976A (en) * | 1994-03-01 | 1994-11-15 | Kapka John J | Smoke detector security cover |
| CN107744963B (en) * | 2017-11-15 | 2024-05-03 | 上海顺帮智能科技有限公司 | Automatic detection device for photoelectric smoke alarm |
| CN112820064A (en) * | 2020-12-31 | 2021-05-18 | 济南力和必拓机械有限公司 | Automatic alarm intelligent device for smoke alarm based on Internet of things |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2348296A (en) * | 1942-07-31 | 1944-05-09 | Rca Corp | Alternating current exciter lamp for sound reproducers |
| US2537028A (en) * | 1945-10-02 | 1951-01-09 | C O Two Fire Equipment Co | Smoke detector and signal |
| US2513283A (en) * | 1946-09-28 | 1950-07-04 | C O Two Fire Equipment Co | Photoelectric convection smoke detector |
| US2858727A (en) * | 1954-06-30 | 1958-11-04 | American Cyanamid Co | Device for the measurement of absolute turbidity |
| BE566806A (en) * | 1957-04-18 | |||
| US3185975A (en) * | 1962-06-18 | 1965-05-25 | Honeywell Inc | Photoelectric smoke detector |
-
1964
- 1964-08-27 US US392449A patent/US3319069A/en not_active Expired - Lifetime
-
1965
- 1965-07-07 GB GB28865/65A patent/GB1069023A/en not_active Expired
- 1965-08-04 NL NL6510137A patent/NL6510137A/xx unknown
- 1965-12-16 BE BE673879D patent/BE673879A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1069023A (en) | 1967-05-17 |
| BE673879A (en) | 1966-06-16 |
| US3319069A (en) | 1967-05-09 |