CH600456A5 - - Google Patents
Info
- Publication number
- CH600456A5 CH600456A5 CH1617876A CH1617876A CH600456A5 CH 600456 A5 CH600456 A5 CH 600456A5 CH 1617876 A CH1617876 A CH 1617876A CH 1617876 A CH1617876 A CH 1617876A CH 600456 A5 CH600456 A5 CH 600456A5
- Authority
- CH
- Switzerland
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
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (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)
- Fire-Detection Mechanisms (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1617876A CH600456A5 (US08124317-20120228-C00026.png) | 1976-12-23 | 1976-12-23 | |
| JP14407977A JPS5387283A (en) | 1976-12-23 | 1977-12-02 | Scattering detector |
| DE2754139A DE2754139C3 (de) | 1976-12-23 | 1977-12-05 | Rauchdetektor |
| US05/858,397 US4166960A (en) | 1976-12-23 | 1977-12-07 | Smoke detector |
| GB53304/77A GB1560450A (en) | 1976-12-23 | 1977-12-21 | Suspended particle detector |
| FR7738598A FR2375673A1 (fr) | 1976-12-23 | 1977-12-21 | Detecteur de fumee |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1617876A CH600456A5 (US08124317-20120228-C00026.png) | 1976-12-23 | 1976-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH600456A5 true CH600456A5 (US08124317-20120228-C00026.png) | 1978-06-15 |
Family
ID=4415071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1617876A CH600456A5 (US08124317-20120228-C00026.png) | 1976-12-23 | 1976-12-23 |
Country Status (6)
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2951459A1 (de) * | 1979-12-20 | 1981-07-02 | Heimann Gmbh, 6200 Wiesbaden | Optische anordnung fuer einen rauchmelder nach dem lichtstreuungsprinzip |
| EP1983328A1 (de) | 2007-04-20 | 2008-10-22 | SICK Engineering GmbH | Rückwärtssteuerung mit Hintergrundausblendung |
| EP2808669A1 (de) | 2013-05-31 | 2014-12-03 | Durag GmbH | Vorrichtung zur Messung von Streulicht aus einem Messvolumen unter Kompensation von Hintergrundsignalen |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4242673A (en) * | 1978-03-13 | 1980-12-30 | American District Telegraph Company | Optical particle detector |
| JPS5910606Y2 (ja) * | 1978-07-28 | 1984-04-03 | ホーチキ株式会社 | 光電式感知器 |
| NZ209186A (en) * | 1983-08-12 | 1988-07-28 | Martin Terence Cole | Smoke detector with reflector for flashlamp |
| AU575845B2 (en) * | 1983-08-12 | 1988-08-11 | Vision Systems Limited | Light absorber for smoke detector |
| NZ209185A (en) * | 1983-08-12 | 1988-07-28 | Martin Terence Cole | Light absorber with annular grooves |
| DE3425710A1 (de) * | 1984-07-12 | 1986-01-16 | Bergwerksverband Gmbh, 4300 Essen | Vorrichtung zur bestimmung der feinstaubkonzentration |
| JPS61125749U (US08124317-20120228-C00026.png) * | 1985-01-25 | 1986-08-07 | ||
| US4857895A (en) * | 1987-08-31 | 1989-08-15 | Kaprelian Edward K | Combined scatter and light obscuration smoke detector |
| DE3831654A1 (de) * | 1988-09-17 | 1990-03-22 | Hartwig Beyersdorf | Optischer rauchmelder |
| CH683464A5 (de) * | 1991-09-06 | 1994-03-15 | Cerberus Ag | Optischer Rauchmelder mit aktiver Ueberwachung. |
| US5352901A (en) * | 1993-04-26 | 1994-10-04 | Cummins Electronics Company, Inc. | Forward and back scattering loss compensated smoke detector |
| US6377183B1 (en) | 1999-06-17 | 2002-04-23 | The Boeing Company | Smoke detector having a moisture compensating device |
| DE10118913B4 (de) * | 2001-04-19 | 2006-01-12 | Robert Bosch Gmbh | Streulichtrauchmelder |
| DE10229239A1 (de) * | 2002-06-28 | 2004-01-15 | Robert Bosch Gmbh | Regensensor, insbesondere für ein Kraftfahrzeug |
| AU2003902319A0 (en) * | 2003-05-14 | 2003-05-29 | Garrett Thermal Systems Limited | Laser video detector |
| DE10353836A1 (de) * | 2003-11-18 | 2005-06-09 | Robert Bosch Gmbh | Brandmelder |
| DE102004001699A1 (de) * | 2004-01-13 | 2005-08-04 | Robert Bosch Gmbh | Brandmelder |
| DE102004023524B3 (de) | 2004-05-13 | 2005-09-15 | Job Lizenz Gmbh & Co. Kg | Verfahren zur Erfassung und Meldung von Betauungen in Rauchmeldern |
| WO2006050570A1 (en) | 2004-11-12 | 2006-05-18 | Vfs Technologies Limited | Particle detector, system and method |
| US7576659B2 (en) * | 2006-06-07 | 2009-08-18 | L.I.F.E. Support Technologies, Llc | Smoke detection and laser escape indication system utilizing base and satellite |
| US7592923B2 (en) * | 2006-06-07 | 2009-09-22 | L.I.F.E. Support Technologies, Llc | Smoke detection and laser escape indication system utilizing a control master with base and satellite stations |
| US7847700B2 (en) * | 2007-07-03 | 2010-12-07 | Conforti Fred J | System and method for an optical particle detector |
| CN109255924A (zh) | 2007-11-15 | 2019-01-22 | 爱克斯崔里斯科技有限公司 | 颗粒探测 |
| AU2009290147C1 (en) * | 2008-09-05 | 2016-01-21 | Garrett Thermal Systems Limited | Optical detection of particle characteristics |
| US20100073172A1 (en) * | 2008-09-25 | 2010-03-25 | L.I.F.E. Support Technologies, Llc | Dual condition fire/smoke detector with adjustable led cannon |
| DE102008058922B4 (de) * | 2008-11-25 | 2013-02-21 | Kbs Kokereibetriebsgesellschaft Schwelgern Gmbh | Verfahren und Füllwagen zum Befüllen von Koksofenkammern |
| CN114758469B (zh) * | 2022-06-13 | 2022-09-02 | 深圳市派安科技有限公司 | 一种抗环境光干扰的火灾烟雾探测报警器 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2023463B1 (de) * | 1970-05-13 | 1971-12-30 | Preussag Ag Feuerschutz | Optischer Rauchdetektor |
| CH566059A5 (US08124317-20120228-C00026.png) * | 1972-03-07 | 1975-08-29 | Protecbat La Detection Electro | |
| US3936814A (en) * | 1974-04-29 | 1976-02-03 | Bernz-O-Matic Corporation | Smoke detector and alarm |
| US4021792A (en) * | 1975-06-23 | 1977-05-03 | Wellen Industries | Smoke alarm |
-
1976
- 1976-12-23 CH CH1617876A patent/CH600456A5/xx not_active IP Right Cessation
-
1977
- 1977-12-02 JP JP14407977A patent/JPS5387283A/ja active Granted
- 1977-12-05 DE DE2754139A patent/DE2754139C3/de not_active Expired
- 1977-12-07 US US05/858,397 patent/US4166960A/en not_active Expired - Lifetime
- 1977-12-21 GB GB53304/77A patent/GB1560450A/en not_active Expired
- 1977-12-21 FR FR7738598A patent/FR2375673A1/fr active Granted
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2951459A1 (de) * | 1979-12-20 | 1981-07-02 | Heimann Gmbh, 6200 Wiesbaden | Optische anordnung fuer einen rauchmelder nach dem lichtstreuungsprinzip |
| EP1983328A1 (de) | 2007-04-20 | 2008-10-22 | SICK Engineering GmbH | Rückwärtssteuerung mit Hintergrundausblendung |
| EP2808669A1 (de) | 2013-05-31 | 2014-12-03 | Durag GmbH | Vorrichtung zur Messung von Streulicht aus einem Messvolumen unter Kompensation von Hintergrundsignalen |
| WO2014191550A1 (de) * | 2013-05-31 | 2014-12-04 | Durag Gmbh | Vorrichtung zur messung von streulicht aus einem messvolumen unter kompensation von hintergrundsignalen |
| CN105358962A (zh) * | 2013-05-31 | 2016-02-24 | 杜拉革有限公司 | 用于在补偿背景信号的情况下测量来自测量体积的散射光的装置 |
| US9678008B2 (en) | 2013-05-31 | 2017-06-13 | Durag Gmbh | Device for measuring scattered light from a measurement volume with compensation for background signals |
| CN105358962B (zh) * | 2013-05-31 | 2019-04-30 | 杜拉革有限公司 | 用于在补偿背景信号的情况下测量来自测量体积的散射光的装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2375673A1 (fr) | 1978-07-21 |
| DE2754139B2 (de) | 1979-06-28 |
| GB1560450A (en) | 1980-02-06 |
| DE2754139A1 (de) | 1978-07-06 |
| JPS5387283A (en) | 1978-08-01 |
| FR2375673B1 (US08124317-20120228-C00026.png) | 1982-03-19 |
| US4166960A (en) | 1979-09-04 |
| JPS5728904B2 (US08124317-20120228-C00026.png) | 1982-06-19 |
| DE2754139C3 (de) | 1987-04-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |