NL6508784A - - Google Patents
Info
- Publication number
- NL6508784A NL6508784A NL6508784A NL6508784A NL6508784A NL 6508784 A NL6508784 A NL 6508784A NL 6508784 A NL6508784 A NL 6508784A NL 6508784 A NL6508784 A NL 6508784A NL 6508784 A NL6508784 A NL 6508784A
- Authority
- NL
- Netherlands
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
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/065—Investigating concentration of particle suspensions using condensation nuclei counters
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
-
- 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
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Dispersion Chemistry (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH923364A CH417405A (de) | 1964-07-14 | 1964-07-14 | Vorrichtung zur Feststellung von Aerosolen in Luft |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6508784A true NL6508784A (xx) | 1966-01-17 |
Family
ID=4349783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6508784A NL6508784A (xx) | 1964-07-14 | 1965-07-08 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3316410A (xx) |
CH (1) | CH417405A (xx) |
DE (1) | DE1598226B2 (xx) |
GB (1) | GB1086870A (xx) |
NL (1) | NL6508784A (xx) |
SE (1) | SE322713B (xx) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3524066A (en) * | 1966-08-22 | 1970-08-11 | Monsanto Co | Fluid measurement system having sample chamber with opposed reflecting members for causing multiple reflections |
CH491449A (de) * | 1969-05-19 | 1970-05-31 | Cerberus Ag | Rauchdetektoranordnung mit mindestens einer Rauchmesskammer |
US3727056A (en) * | 1972-03-03 | 1973-04-10 | Electro Signal Lab | Photon couplers with solid state lamps |
US3799670A (en) * | 1972-08-21 | 1974-03-26 | Pyrotector Europ Gmbh | Smoke detector |
JPS4992882U (xx) * | 1972-11-30 | 1974-08-12 | ||
DE2260313C2 (de) * | 1972-12-09 | 1982-07-29 | Bergwerksverband Gmbh, 4300 Essen | Verfahren und Gerät zur Bestimmung von Feinstaubkonzentrationen |
IL45331A (en) * | 1973-11-26 | 1977-12-30 | Chloride Batterijen Bv | Photoelectric smoke detector |
US4001800A (en) * | 1974-06-24 | 1977-01-04 | Gentex Company | Smoke detecting device |
US4025915A (en) * | 1975-10-06 | 1977-05-24 | Electro Signal Lab, Inc. | LED smoke detector circuit |
US4087799A (en) * | 1976-07-08 | 1978-05-02 | Conrac Corporation | Particulate products of combustion detector employing solid state elements |
US4186390A (en) * | 1976-08-30 | 1980-01-29 | Electro Signal Lab, Inc. | Battery powered smoke detector |
DE2641489C2 (de) * | 1976-09-15 | 1984-05-30 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Übertragung von Meßwerten in einem Brandmeldesystem |
US4300133A (en) * | 1977-03-28 | 1981-11-10 | Solomon Elias E | Smoke detector |
US4198627A (en) * | 1977-07-12 | 1980-04-15 | Cybernet Electronics Corporation | Photoelectric synchronous smoke sensor |
JPS5439181A (en) * | 1977-09-02 | 1979-03-26 | Nittan Co Ltd | Photoelectric smoke detector |
JPS5462800A (en) * | 1977-10-28 | 1979-05-21 | Nittan Co Ltd | Light type smoke sensor having trouble detecting function |
US4266219A (en) * | 1978-09-18 | 1981-05-05 | Baker Industries, Inc. | Supervisory control system for a smoke detector |
CH638331A5 (de) * | 1979-02-22 | 1983-09-15 | Cerberus Ag | Rauchdetektor. |
DE3018021A1 (de) * | 1979-05-16 | 1980-11-27 | Honeywell Inc | Optischer rauchdetektor |
AU533232B2 (en) * | 1979-06-27 | 1983-11-10 | Hochiki Kabushiki Kaisha | Photoelectric detector |
DE2965907D1 (en) * | 1979-07-13 | 1983-08-25 | Ag Securiton | Method for detecting aerosols in air of a control zone and apparatus for its performing |
DE2951459C2 (de) * | 1979-12-20 | 1984-03-29 | Heimann Gmbh, 6200 Wiesbaden | Optische Anordnung für einen Rauchmelder nach dem Lichtstreuungsprinzip |
DE3006046A1 (de) * | 1980-02-18 | 1981-08-20 | Siemens AG, 1000 Berlin und 8000 München | Einrichtung zur optischen messung der rauchdichte |
CH657221A5 (de) * | 1981-06-15 | 1986-08-15 | Cerberus Ag | Rauchdetektor. |
DE3133094C2 (de) * | 1981-08-21 | 1986-11-13 | Lindner Gmbh, Fabrik Elektrischer Lampen Und Apparate, 8600 Bamberg | Schmelzsicherungslastschalter |
JPS5963792U (ja) * | 1982-10-22 | 1984-04-26 | ニツタン株式会社 | 光電式煙検出端末機 |
US4823015A (en) * | 1985-05-08 | 1989-04-18 | Adt, Inc. | Electrical interference free projected beam smoke detector |
DE3628072A1 (de) * | 1986-08-19 | 1987-04-09 | Fruengel Frank Dr Ing | Aerosol- und feinstaubmessgeraet nach dem streulichtprinzip |
CA2052699A1 (en) * | 1990-10-19 | 1992-04-20 | Stephen L. Merkel | Method and apparatus for monitoring parameters of coating material dispensing systems and processes by analysis of swirl pattern dynamics |
GB2260809B (en) * | 1991-10-22 | 1996-04-03 | Marconi Gec Ltd | Exhaust gas particle sensor |
US5208064A (en) * | 1991-11-04 | 1993-05-04 | Nordson Corporation | Method and apparatus for optically monitoring and controlling a moving fiber of material |
DE19512126C1 (de) * | 1995-04-04 | 1996-09-05 | Hekatron Gmbh | Vorrichtung zum Detektieren eines Gases oder Aerosols |
JPH09270085A (ja) * | 1996-04-01 | 1997-10-14 | Hamamatsu Photonics Kk | 発煙検知装置 |
AUPQ553800A0 (en) * | 2000-02-10 | 2000-03-02 | Cole, Martin Terence | Improvements relating to smoke detectors particularily duct monitored smoke detectors |
US7564365B2 (en) * | 2002-08-23 | 2009-07-21 | Ge Security, Inc. | Smoke detector and method of detecting smoke |
EP1552489B1 (en) * | 2002-08-23 | 2008-12-10 | General Electric Company | Rapidly responding, false detection immune alarm signal producing smoke detector |
GB2531495B (en) * | 2014-06-16 | 2017-04-12 | Apollo Fire Detectors Ltd | Smoke detector |
CN109596490A (zh) * | 2018-11-28 | 2019-04-09 | 珠海格力电器股份有限公司 | 一种粉尘传感器的数据处理方法 |
CN111009094B (zh) * | 2019-11-27 | 2022-02-18 | 吴雪丹 | 新型光电式感烟火灾探测报警方法、装置及系统 |
CN115938062B (zh) * | 2022-11-18 | 2024-01-23 | 江苏荣夏安全科技有限公司 | 一种电气设备自动灭火系统及方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1971443A (en) * | 1930-04-29 | 1934-08-28 | William G Exton | Electrooptical method and means for measuring concentrations, colors, dispersions, etc. of fluids and similar substances |
US2241743A (en) * | 1940-08-03 | 1941-05-13 | Russell L Schoene | Electro-optical instrument |
US2436262A (en) * | 1944-04-29 | 1948-02-17 | Johns Manville | Apparatus for measuring turbidity photoelectrically |
US2562181A (en) * | 1948-11-05 | 1951-07-31 | Joseph C Frommer | Method and means for detecting cloudiness of transparent material |
US2806148A (en) * | 1952-03-31 | 1957-09-10 | Phillips Petroleum Co | Photoelectric analyzer |
US2654845A (en) * | 1952-11-07 | 1953-10-06 | Cecil S Presenz | Vapor detector |
-
1964
- 1964-07-14 CH CH923364A patent/CH417405A/de unknown
-
1965
- 1965-07-08 NL NL6508784A patent/NL6508784A/xx unknown
- 1965-07-09 DE DE19651598226 patent/DE1598226B2/de active Pending
- 1965-07-12 US US471317A patent/US3316410A/en not_active Expired - Lifetime
- 1965-07-13 SE SE9244/65A patent/SE322713B/xx unknown
- 1965-07-14 GB GB29934/65A patent/GB1086870A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1086870A (en) | 1967-10-11 |
SE322713B (xx) | 1970-04-13 |
DE1598226A1 (de) | 1970-10-15 |
CH417405A (de) | 1966-07-15 |
US3316410A (en) | 1967-04-25 |
DE1598226B2 (de) | 1973-02-08 |