IT1136224B - Dispositivo avvisatore con elemento sensore per la segnalazione di situazioni determinate - Google Patents
Dispositivo avvisatore con elemento sensore per la segnalazione di situazioni determinateInfo
- Publication number
- IT1136224B IT1136224B IT12757/80A IT1275780A IT1136224B IT 1136224 B IT1136224 B IT 1136224B IT 12757/80 A IT12757/80 A IT 12757/80A IT 1275780 A IT1275780 A IT 1275780A IT 1136224 B IT1136224 B IT 1136224B
- Authority
- IT
- Italy
- Prior art keywords
- sensor element
- warning device
- signaling determined
- determined situations
- situations
- Prior art date
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)
- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
- Fire Alarms (AREA)
- Burglar Alarm Systems (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1113779 | 1979-12-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8012757A0 IT8012757A0 (it) | 1980-12-16 |
IT1136224B true IT1136224B (it) | 1986-08-27 |
Family
ID=4370443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT12757/80A IT1136224B (it) | 1979-12-17 | 1980-12-16 | Dispositivo avvisatore con elemento sensore per la segnalazione di situazioni determinate |
Country Status (13)
Country | Link |
---|---|
US (1) | US4379290A (it) |
EP (2) | EP0041952B1 (it) |
JP (3) | JPS56501779A (it) |
BE (1) | BE881812A (it) |
CA (1) | CA1150359A (it) |
DE (2) | DE3070861D1 (it) |
FR (1) | FR2471636B1 (it) |
GB (1) | GB2066451B (it) |
IT (1) | IT1136224B (it) |
NO (1) | NO151801C (it) |
SE (1) | SE8008723L (it) |
WO (1) | WO1981000636A1 (it) |
ZA (1) | ZA807269B (it) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5683895U (it) * | 1979-12-01 | 1981-07-06 | ||
US4521771A (en) * | 1979-12-04 | 1985-06-04 | Omni Devices, Inc. | Combined static and dynamic image data display system |
FR2528980A1 (fr) * | 1982-06-17 | 1983-12-23 | Pgep | Detecteur de niveau d'ionisation d'un milieu gazeux controle par arc electrique |
EP0120881B1 (de) * | 1982-10-11 | 1987-05-27 | Cerberus Ag | Streustrahlungs-rauchdetektor |
GB2139346A (en) * | 1983-03-04 | 1984-11-07 | Univ London | Optical sensor |
GB2147757B (en) * | 1983-10-07 | 1987-02-11 | Gen Electric Plc | Apparatus for sensing a physical property |
GB8621688D0 (en) * | 1986-09-09 | 1986-10-15 | Graviner Ltd | Radiation detection arrangements |
US5028139A (en) * | 1987-07-16 | 1991-07-02 | Miles Inc. | Readhead for reflectance measurement of distant samples |
GB8906554D0 (en) * | 1989-03-22 | 1989-05-04 | Harley Phillip E | Optical system for detector device |
US4998096A (en) * | 1989-06-26 | 1991-03-05 | Anthony Benvenuti | Multipurpose alarm device |
DE4028188A1 (de) * | 1990-09-05 | 1992-03-12 | Esser Sicherheitstechnik | Brandmelder mit einem streulicht- und einem ionisationssystem |
GB2286667B (en) * | 1994-02-15 | 1997-12-24 | Transmould Limited | Smoke detector |
AU2959100A (en) * | 1998-12-23 | 2000-07-31 | Johns Hopkins University, The | Thermal ionization detector |
AUPQ553800A0 (en) * | 2000-02-10 | 2000-03-02 | Cole, Martin Terence | Improvements relating to smoke detectors particularily duct monitored smoke detectors |
CA2328539A1 (en) | 2000-12-13 | 2002-06-13 | Leonard G. D. Allen | Solar powered surveillance monitor |
US6900726B2 (en) * | 2003-01-03 | 2005-05-31 | Antronnix, Inc. | System and method for fiber optic communication with safety-related alarm systems |
US7724367B2 (en) * | 2003-10-23 | 2010-05-25 | Siemens Schweiz Ag | Particle monitors and method(s) therefor |
US8624745B2 (en) * | 2011-03-16 | 2014-01-07 | Honeywell International Inc. | High sensitivity and high false alarm immunity optical smoke detector |
CN103515475B (zh) * | 2012-06-29 | 2015-10-28 | 江苏瑞新科技股份有限公司 | 一种硅光电池串归正机构及其归正方法 |
DE102013213721B4 (de) * | 2013-03-07 | 2015-10-22 | Siemens Schweiz Ag | Brandmeldeanlage für den Einsatz in einem Nuklearbereich oder EX-Bereich |
DE102014019773B4 (de) | 2014-12-17 | 2023-12-07 | Elmos Semiconductor Se | Vorrichtung und Verfahren zur Unterscheidung von festen Objekten, Kochdunst und Rauch mittels des Displays eines Mobiltelefons |
DE102014019172B4 (de) | 2014-12-17 | 2023-12-07 | Elmos Semiconductor Se | Vorrichtung und Verfahren zur Unterscheidung von festen Objekten, Kochdunst und Rauch mit einem kompensierenden optischen Messsystem |
FR3030750B1 (fr) * | 2014-12-22 | 2017-01-13 | Finsecur | Detecteur optique d'une valeur d'une grandeur physique de l'atmosphere representative d'un danger |
KR102093401B1 (ko) | 2015-08-25 | 2020-03-25 | 펜월 컨트롤즈 오브 재팬, 리미티드 | 광전식 연기 감지기 |
CN109035679A (zh) * | 2018-08-15 | 2018-12-18 | 成都理工大学 | 基于物联网技术的自组网动态安全指示牌系统 |
CN110500138B (zh) * | 2019-09-25 | 2024-05-24 | 中国矿业大学(北京) | 一种煤矿井下皮带火灾预警系统 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3619612A (en) * | 1969-11-19 | 1971-11-09 | Caterpillar Tractor Co | Monitoring device for rotating systems |
US3805066A (en) * | 1972-08-14 | 1974-04-16 | T Chijuma | Smoke detecting device utilizing optical fibers |
US3805006A (en) * | 1972-10-13 | 1974-04-16 | Gen Motors Corp | Resilient electrical contact assembly |
IL45331A (en) * | 1973-11-26 | 1977-12-30 | Chloride Batterijen Bv | Photoelectric smoke detector |
US4075512A (en) * | 1975-02-04 | 1978-02-21 | The United States Of America As Represented By The Secretary Of The Army | Light pipe technique for grid pulsing |
US4071753A (en) * | 1975-03-31 | 1978-01-31 | Gte Laboratories Incorporated | Transducer for converting acoustic energy directly into optical energy |
CH592932A5 (it) * | 1976-04-01 | 1977-11-15 | Cerberus Ag | |
CH592933A5 (it) * | 1976-04-05 | 1977-11-15 | Cerberus Ag | |
US4158144A (en) * | 1976-09-17 | 1979-06-12 | Siemens Aktiengesellschaft | Circuit arrangement for the transmission of electrical supply power |
GB1540907A (en) * | 1976-12-07 | 1979-02-21 | Standard Telephones Cables Ltd | System for obtaining data from a plurality of condition responsive optical devices |
US4143941A (en) * | 1977-12-01 | 1979-03-13 | Sperry Rand Corporation | Low loss optical data terminal device for multimode fiber guide optical communication systems |
US4226533A (en) * | 1978-09-11 | 1980-10-07 | General Electric Company | Optical particle detector |
SE413808B (sv) * | 1978-09-22 | 1980-06-23 | Asea Ab | Metdon for overforing av metsignaler via en optisk lenk |
CH634429A5 (en) * | 1978-12-21 | 1983-01-31 | Cerberus Ag | Smoke detector |
JPS5683895U (it) * | 1979-12-01 | 1981-07-06 |
-
1980
- 1980-02-20 BE BE0/199463A patent/BE881812A/nl not_active IP Right Cessation
- 1980-09-22 JP JP50211180A patent/JPS56501779A/ja active Pending
- 1980-09-22 DE DE8080901773T patent/DE3070861D1/de not_active Expired
- 1980-09-22 EP EP80901773A patent/EP0041952B1/de not_active Expired
- 1980-09-22 WO PCT/EP1980/000102 patent/WO1981000636A1/de active IP Right Grant
- 1980-10-04 DE DE19803037636 patent/DE3037636A1/de not_active Withdrawn
- 1980-10-27 US US06/200,985 patent/US4379290A/en not_active Expired - Lifetime
- 1980-11-04 FR FR8023505A patent/FR2471636B1/fr not_active Expired
- 1980-11-10 EP EP80106917A patent/EP0032169A1/de not_active Withdrawn
- 1980-11-21 ZA ZA00807269A patent/ZA807269B/xx unknown
- 1980-11-21 GB GB037412A patent/GB2066451B/en not_active Expired
- 1980-11-21 CA CA000365255A patent/CA1150359A/en not_active Expired
- 1980-12-11 SE SE8008723A patent/SE8008723L/ not_active Application Discontinuation
- 1980-12-16 IT IT12757/80A patent/IT1136224B/it active
- 1980-12-17 JP JP17732080A patent/JPS5694495A/ja active Pending
-
1981
- 1981-08-14 NO NO812765A patent/NO151801C/no unknown
-
1988
- 1988-05-12 JP JP1988061695U patent/JPH0241737Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0041952A1 (de) | 1981-12-23 |
NO151801B (no) | 1985-02-25 |
WO1981000636A1 (en) | 1981-03-05 |
DE3037636A1 (de) | 1981-06-25 |
EP0032169A1 (de) | 1981-07-22 |
FR2471636A1 (it) | 1981-06-19 |
US4379290A (en) | 1983-04-05 |
GB2066451B (en) | 1984-11-21 |
EP0041952B1 (de) | 1985-07-10 |
JPS5694495A (en) | 1981-07-30 |
DE3070861D1 (en) | 1985-08-14 |
NO812765L (no) | 1981-08-14 |
ZA807269B (en) | 1982-01-27 |
JPS63175297U (it) | 1988-11-14 |
FR2471636B1 (it) | 1983-12-23 |
CA1150359A (en) | 1983-07-19 |
JPS56501779A (it) | 1981-12-03 |
JPH0241737Y2 (it) | 1990-11-07 |
IT8012757A0 (it) | 1980-12-16 |
GB2066451A (en) | 1981-07-08 |
BE881812A (nl) | 1980-06-16 |
NO151801C (no) | 1985-06-05 |
SE8008723L (sv) | 1981-06-18 |
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