BE707196A - - Google Patents
Info
- Publication number
- BE707196A BE707196A BE707196DA BE707196A BE 707196 A BE707196 A BE 707196A BE 707196D A BE707196D A BE 707196DA BE 707196 A BE707196 A BE 707196A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. 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
- 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
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Fire-Detection Mechanisms (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5322666 | 1966-11-28 | ||
| GB39985/67A GB1179409A (en) | 1966-11-28 | 1966-11-28 | Improvements in or relating to Smoke Detectors |
| US69032067A | 1967-12-13 | 1967-12-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE707196A true BE707196A (de) | 1968-04-01 |
Family
ID=27259603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE707196D BE707196A (de) | 1966-11-28 | 1967-11-28 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3504184A (de) |
| BE (1) | BE707196A (de) |
| DE (1) | DE1673329A1 (de) |
| DK (1) | DK122549B (de) |
| FR (1) | FR1547849A (de) |
| GB (1) | GB1179409A (de) |
| NL (1) | NL6716159A (de) |
| SE (1) | SE343969B (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2036476A5 (de) * | 1969-03-13 | 1970-12-24 | Guigues Frederic | |
| US3678511A (en) * | 1969-12-09 | 1972-07-18 | Elmer M Benedict | Alarm circuit |
| US3805066A (en) * | 1972-08-14 | 1974-04-16 | T Chijuma | Smoke detecting device utilizing optical fibers |
| JPS4946484A (de) * | 1972-09-05 | 1974-05-04 | ||
| US3870417A (en) * | 1973-07-17 | 1975-03-11 | Whirlpool Co | Sensor for dishwasher |
| US3936814A (en) * | 1974-04-29 | 1976-02-03 | Bernz-O-Matic Corporation | Smoke detector and alarm |
| JPS5166891A (ja) * | 1974-12-06 | 1976-06-09 | Nippon Steel Corp | Renzokushikibiryoyunodosokuteisochi |
| US11293865B2 (en) | 2016-11-11 | 2022-04-05 | Carrier Corporation | High sensitivity fiber optic based detection |
| EP3584774A1 (de) * | 2018-06-19 | 2019-12-25 | Wagner Group GmbH | Streulichtdetektor und ansaugbranderkennungssystem mit einem streulichtdetektor |
| DE102018125494A1 (de) * | 2018-10-15 | 2020-04-16 | Bombardier Transportation Gmbh | Rauchmelder zum streckenweisen Detektieren von Rauch, sowie Fahrzeug aufweisend einen Rauchmelder |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2256595A (en) * | 1939-07-13 | 1941-09-23 | Photoswitch Inc | Photoelectric system |
| US2306588A (en) * | 1940-01-23 | 1942-12-29 | C O Two Fire Equipment Co | Smoke detecting apparatus |
| US2291776A (en) * | 1941-01-16 | 1942-08-04 | Wager Robert Hudson | Combined smoke observation device and photoelectric indicating means |
| US2410104A (en) * | 1942-08-27 | 1946-10-29 | Fed Telephone & Radio Corp | Light directing device |
| US2892378A (en) * | 1955-04-26 | 1959-06-30 | Gen Electric | Indicating turbidimeter |
| US3045223A (en) * | 1959-07-08 | 1962-07-17 | Chicago Aerial Ind Inc | Device for detecting the presence of foreign material |
| US3168218A (en) * | 1962-09-18 | 1965-02-02 | Waukesha Foundry Co | Metering device with opaqueness responsive shutoff |
-
1966
- 1966-11-28 GB GB39985/67A patent/GB1179409A/en not_active Expired
-
1967
- 1967-11-23 DE DE19671673329 patent/DE1673329A1/de active Pending
- 1967-11-24 SE SE16175/67A patent/SE343969B/xx unknown
- 1967-11-27 DK DK591767AA patent/DK122549B/da unknown
- 1967-11-27 FR FR129735A patent/FR1547849A/fr not_active Expired
- 1967-11-28 NL NL6716159A patent/NL6716159A/xx unknown
- 1967-11-28 BE BE707196D patent/BE707196A/xx unknown
- 1967-12-13 US US690320A patent/US3504184A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| SE343969B (de) | 1972-03-20 |
| GB1179409A (en) | 1970-01-28 |
| US3504184A (en) | 1970-03-31 |
| FR1547849A (fr) | 1968-11-29 |
| NL6716159A (de) | 1968-05-29 |
| DK122549B (da) | 1972-03-13 |
| DE1673329A1 (de) | 1972-03-02 |