FR2212761A5 - - Google Patents
Info
- Publication number
- FR2212761A5 FR2212761A5 FR7340701A FR7340701A FR2212761A5 FR 2212761 A5 FR2212761 A5 FR 2212761A5 FR 7340701 A FR7340701 A FR 7340701A FR 7340701 A FR7340701 A FR 7340701A FR 2212761 A5 FR2212761 A5 FR 2212761A5
- Authority
- FR
- France
- 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.)
- Expired
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
- G01N21/532—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke with measurement of scattering and transmission
-
- 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
- G08B17/103—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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1778372 | 1972-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2212761A5 true FR2212761A5 (US07736425-20100615-C00009.png) | 1974-07-26 |
Family
ID=4428066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7340701A Expired FR2212761A5 (US07736425-20100615-C00009.png) | 1972-12-06 | 1973-11-15 |
Country Status (6)
Families Citing this family (48)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2434178C2 (de) * | 1974-07-16 | 1983-12-08 | Matsushita Electric Works, Ltd., Kadoma, Osaka | Rauchmeldegerät nach dem Lichtstreuprinzip |
| JPS5117797U (US07736425-20100615-C00009.png) * | 1974-07-26 | 1976-02-09 | ||
| JPS5117796U (US07736425-20100615-C00009.png) * | 1974-07-26 | 1976-02-09 | ||
| JPS5148297A (en) * | 1974-10-22 | 1976-04-24 | Nippon Denso Co | Kemurinadono kanchisochi |
| US4025915A (en) * | 1975-10-06 | 1977-05-24 | Electro Signal Lab, Inc. | LED smoke detector circuit |
| US4131888A (en) * | 1976-08-18 | 1978-12-26 | American District Telegraph Company | Dual projected-beam smoke detector |
| GB1556029A (en) * | 1976-10-29 | 1979-11-14 | Standard Telephones Cables Ltd | Oil in water detection |
| CH600454A5 (US07736425-20100615-C00009.png) * | 1976-11-16 | 1978-06-15 | Cerberus Ag | |
| US4216377A (en) * | 1977-06-27 | 1980-08-05 | Nittan Company, Limited | Light scattering smoke detector |
| GB2005404A (en) * | 1977-09-26 | 1979-04-19 | Bendix Corp | "Dust Monitor" |
| US4256985A (en) * | 1978-06-07 | 1981-03-17 | Midwest Research Institute | Specificity of semiconductor gas sensor |
| FR2447548A1 (fr) * | 1979-01-29 | 1980-08-22 | Chamourat Patrick | Appareil de detection de particules en suspension dans un fluide |
| EP0039761A3 (de) * | 1980-05-09 | 1981-11-25 | Cerberus Ag | Verfahren zur Brandmeldung und Brandmeldeanlage |
| CH657221A5 (de) * | 1981-06-15 | 1986-08-15 | Cerberus Ag | Rauchdetektor. |
| CH655396B (US07736425-20100615-C00009.png) * | 1981-11-11 | 1986-04-15 | ||
| US4667106A (en) * | 1985-12-23 | 1987-05-19 | Factory Mutual Research Corporation | Fire identification and discrimination method and apparatus |
| US4857895A (en) * | 1987-08-31 | 1989-08-15 | Kaprelian Edward K | Combined scatter and light obscuration smoke detector |
| US4825094A (en) * | 1988-02-04 | 1989-04-25 | High Yield Technology | Real time particle fallout monitor with tubular structure |
| EP0338218B1 (de) * | 1988-03-30 | 1993-09-15 | Cerberus Ag | Verfahren zur Brandfrüherkennung |
| US5060508A (en) * | 1990-04-02 | 1991-10-29 | Gaztech Corporation | Gas sample chamber |
| US5261415A (en) * | 1991-07-12 | 1993-11-16 | Ciba Corning Diagnostics Corp. | CO2 mainstream capnography sensor |
| US5767776A (en) * | 1996-01-29 | 1998-06-16 | Engelhard Sensor Technologies, Inc. | Fire detector |
| US5592147A (en) * | 1993-06-14 | 1997-01-07 | Wong; Jacob Y. | False alarm resistant fire detector with improved performance |
| US6107925A (en) * | 1993-06-14 | 2000-08-22 | Edwards Systems Technology, Inc. | Method for dynamically adjusting criteria for detecting fire through smoke concentration |
| DE4320873A1 (de) * | 1993-06-23 | 1995-01-05 | Hekatron Gmbh | Schaltungsanordnung für einen optischen Melder zur Umweltüberwachung und Anzeige eines Störmediums |
| KR100186272B1 (ko) * | 1994-03-25 | 1999-05-15 | 츠찌야 히로오 | 가스의 적외선 분광 분석방법 및 이것에 사용되는 장치 |
| US5945924A (en) * | 1996-01-29 | 1999-08-31 | Marman; Douglas H. | Fire and smoke detection and control system |
| GB2314618B (en) * | 1996-06-26 | 1999-12-29 | David Appleby | Smoke detector using light scatter and extinction |
| US5896088A (en) * | 1997-04-16 | 1999-04-20 | Southeastern Univ. Research Assn. | Incipient fire detection system |
| US5831524A (en) * | 1997-04-29 | 1998-11-03 | Pittway Corporation | System and method for dynamic adjustment of filtering in an alarm system |
| DE19728595C1 (de) * | 1997-07-04 | 1998-09-17 | Daimler Benz Aerospace Airbus | Injektorluftauslaß zur Temperatur- und Rauchgasüberwachung |
| US6426703B1 (en) | 1997-08-07 | 2002-07-30 | Brk Brands, Inc. | Carbon monoxide and smoke detection apparatus |
| GB9721861D0 (en) * | 1997-10-15 | 1997-12-17 | Kidde Fire Protection Ltd | High sensitivity particle detection |
| US6250133B1 (en) | 1998-01-06 | 2001-06-26 | Edwards Systems Technology, Inc. | Method for detecting venting of a combustion appliance within an improper space |
| DE19809896A1 (de) | 1998-03-07 | 1999-09-09 | Bosch Gmbh Robert | Brandmelder |
| US6229439B1 (en) | 1998-07-22 | 2001-05-08 | Pittway Corporation | System and method of filtering |
| EP0987663A1 (de) * | 1998-09-14 | 2000-03-22 | Siemens Building Technologies AG | Optischer Rauchmelder nach dem Extinktionsprinzip und Verfahren zur Kompensation von dessen Temperaturdrift |
| EP1017034B1 (de) * | 1998-09-14 | 2003-08-27 | Siemens Building Technologies AG | Optischer Rauchmelder nach dem Extinktionsprinzip und Verfahren zur Kompensation von dessen Temperaturdrift |
| US6222456B1 (en) | 1998-10-01 | 2001-04-24 | Pittway Corporation | Detector with variable sample rate |
| US6522248B1 (en) | 1999-03-18 | 2003-02-18 | Walter Kidde Portable Equipment, Inc. | Multicondition detection apparatus and method providing interleaved tone and verbal warnings |
| GB2379977B (en) * | 2001-09-25 | 2005-04-06 | Kidde Plc | High sensitivity particle detection |
| NO326482B1 (no) * | 2005-05-31 | 2008-12-15 | Integrated Optoelectronics As | En ny infrarod laserbasert alarm |
| DE102006006420A1 (de) * | 2006-02-13 | 2007-08-16 | Gerhard Dzubiel | Raucherkennungsvorrichtung |
| EP1879158A1 (de) * | 2006-07-14 | 2008-01-16 | Siemens Schweiz AG | Verfahren zur Detektion von Rauch und optischer Rauchmelder |
| US9881491B2 (en) * | 2011-11-10 | 2018-01-30 | Honeywell International Inc. | Fire detector comprising a MOS gas sensor and a photoelectric detector |
| EP2595126B1 (de) * | 2011-11-15 | 2019-03-06 | Siemens Schweiz AG | Gefahrenmelder zum Betrieb im Nuklearbereich, mit einer Heizung zum Beheizen typischerweise nichtstrahlungsfester Halbleiterbauelemente zur Erhöhung der funktionalen Lebensdauer |
| US10592064B2 (en) | 2013-09-17 | 2020-03-17 | Amazon Technologies, Inc. | Approaches for three-dimensional object display used in content navigation |
| WO2018089480A1 (en) * | 2016-11-11 | 2018-05-17 | Carrier Corporation | High sensitivity fiber optic based detection |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1078017B (de) * | 1958-12-24 | 1960-03-17 | D H W Schultz & Sohn | Lichtelektrischer Rauchmelder |
| US3409885A (en) * | 1964-03-26 | 1968-11-05 | Guardian Industries | Smoke detection apparatus |
| US3376425A (en) * | 1965-10-12 | 1968-04-02 | Robert H Wager Co Inc | Smoke density and color indicating means |
| US3534351A (en) * | 1967-04-07 | 1970-10-13 | Gen Electric | Light coupled battery powered remote control apparatus |
| US3611335A (en) * | 1968-11-13 | 1971-10-05 | Bbk Electronics Inc | Multiple combustion sensing device with false alarm prevention |
| DE2108707A1 (de) * | 1971-02-24 | 1972-09-07 | Portscht R | Rauchdetektor nach dem Streulichtprinzip bei zwei Wellenlängen |
| JPS5030945Y2 (US07736425-20100615-C00009.png) * | 1971-02-25 | 1975-09-10 | ||
| US3677652A (en) * | 1971-06-15 | 1972-07-18 | Gte Sylvania Inc | Fluid analyzer apparatus |
| JPS5030945U (US07736425-20100615-C00009.png) * | 1973-07-17 | 1975-04-05 |
-
1972
- 1972-12-12 CH CH1778372A patent/CH546989A/xx not_active IP Right Cessation
-
1973
- 1973-11-15 US US416231A patent/US3922656A/en not_active Expired - Lifetime
- 1973-11-15 FR FR7340701A patent/FR2212761A5/fr not_active Expired
- 1973-11-23 DE DE2358449A patent/DE2358449C3/de not_active Expired
- 1973-12-03 JP JP13444673A patent/JPS5513071B2/ja not_active Expired
- 1973-12-06 GB GB5650073A patent/GB1432787A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4989498A (US07736425-20100615-C00009.png) | 1974-08-27 |
| US3922656A (en) | 1975-11-25 |
| DE2358449A1 (de) | 1974-06-12 |
| DE2358449C3 (de) | 1981-09-24 |
| DE2358449B2 (de) | 1980-12-18 |
| JPS5513071B2 (US07736425-20100615-C00009.png) | 1980-04-05 |
| GB1432787A (en) | 1976-04-22 |
| CH546989A (de) | 1974-03-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |