IT1198606B - Apparecchio rivelatore di gas infiammabile ad intervento precondizionato - Google Patents
Apparecchio rivelatore di gas infiammabile ad intervento precondizionatoInfo
- Publication number
- IT1198606B IT1198606B IT09433/83A IT943383A IT1198606B IT 1198606 B IT1198606 B IT 1198606B IT 09433/83 A IT09433/83 A IT 09433/83A IT 943383 A IT943383 A IT 943383A IT 1198606 B IT1198606 B IT 1198606B
- Authority
- IT
- Italy
- Prior art keywords
- preconditioned
- intervention
- gas detector
- flammable gas
- detector apparatus
- 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
- G08B17/117—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means by using a detection device for specific gases, e.g. combustion products, produced by the fire
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT09433/83A IT1198606B (it) | 1983-05-17 | 1983-05-17 | Apparecchio rivelatore di gas infiammabile ad intervento precondizionato |
AT84830113T ATE29183T1 (de) | 1983-05-17 | 1984-04-12 | Detektorgeraet fuer brennbares gas mit vorherbestimmtem eingreifer. |
DE8484830113T DE3465645D1 (en) | 1983-05-17 | 1984-04-12 | Inflammable gas detection apparatus with predetermined intervention |
EP84830113A EP0126036B1 (fr) | 1983-05-17 | 1984-04-12 | Appareil détecteur de gaz inflammable à intervention prédéterminée |
US06/609,975 US4652831A (en) | 1983-05-17 | 1984-05-14 | Inflammable gas detector with prearranged action |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT09433/83A IT1198606B (it) | 1983-05-17 | 1983-05-17 | Apparecchio rivelatore di gas infiammabile ad intervento precondizionato |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8309433A0 IT8309433A0 (it) | 1983-05-17 |
IT1198606B true IT1198606B (it) | 1988-12-21 |
Family
ID=11130072
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT09433/83A IT1198606B (it) | 1983-05-17 | 1983-05-17 | Apparecchio rivelatore di gas infiammabile ad intervento precondizionato |
Country Status (5)
Country | Link |
---|---|
US (1) | US4652831A (it) |
EP (1) | EP0126036B1 (it) |
AT (1) | ATE29183T1 (it) |
DE (1) | DE3465645D1 (it) |
IT (1) | IT1198606B (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5218347A (en) * | 1991-11-12 | 1993-06-08 | Lindale Industries, Inc. | Apparatus for detecting hazardous gases |
US5918260A (en) * | 1997-06-11 | 1999-06-29 | Cts Corporation | Gas sensor with multi-level sensitivity circuitry |
WO2021043039A1 (zh) * | 2019-09-04 | 2021-03-11 | 上海乐研电气有限公司 | 一种气体密度继电器的改造方法、一种具有在线自校验功能的气体密度继电器及其校验方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3239828A (en) * | 1962-07-27 | 1966-03-08 | Erdco Eng Corp | Combustible gas detector |
US3399398A (en) * | 1965-07-27 | 1968-08-27 | Mine Safety Appliances Co | Combustible gas monitoring system |
US3577167A (en) * | 1968-02-29 | 1971-05-04 | Rca Corp | Integrated circuit biasing arrangements |
CH579309A5 (it) * | 1973-11-09 | 1976-08-31 | Nohmi Bosai Kogyo Co Ltd | |
DE2714040C3 (de) * | 1977-03-30 | 1979-10-04 | Auergesellschaft Gmbh, 1000 Berlin | Gasmeßgerät |
US4384934A (en) * | 1978-05-31 | 1983-05-24 | The Flinders University Of South Australia | Means for determining the partial pressure of oxygen in an atmosphere |
US4352087A (en) * | 1981-04-22 | 1982-09-28 | Marie C. Kercheval | Fume detector and alarm system |
IT1167878B (it) * | 1981-05-05 | 1987-05-20 | Franco Maria Conte | Apparecchio rivelatore di gas infiammabile |
-
1983
- 1983-05-17 IT IT09433/83A patent/IT1198606B/it active
-
1984
- 1984-04-12 EP EP84830113A patent/EP0126036B1/fr not_active Expired
- 1984-04-12 AT AT84830113T patent/ATE29183T1/de not_active IP Right Cessation
- 1984-04-12 DE DE8484830113T patent/DE3465645D1/de not_active Expired
- 1984-05-14 US US06/609,975 patent/US4652831A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4652831A (en) | 1987-03-24 |
IT8309433A0 (it) | 1983-05-17 |
EP0126036B1 (fr) | 1987-08-26 |
ATE29183T1 (de) | 1987-09-15 |
EP0126036A1 (fr) | 1984-11-21 |
DE3465645D1 (en) | 1987-10-01 |
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