CA2067287A1 - Device for detecting atmospheric impurities - Google Patents
Device for detecting atmospheric impuritiesInfo
- Publication number
- CA2067287A1 CA2067287A1 CA002067287A CA2067287A CA2067287A1 CA 2067287 A1 CA2067287 A1 CA 2067287A1 CA 002067287 A CA002067287 A CA 002067287A CA 2067287 A CA2067287 A CA 2067287A CA 2067287 A1 CA2067287 A1 CA 2067287A1
- Authority
- CA
- Canada
- Prior art keywords
- alarm
- impurities
- means comprise
- control signals
- display
- Prior art date
- 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.)
- Abandoned
Links
- 239000012535 impurity Substances 0.000 title claims abstract description 21
- 230000000007 visual effect Effects 0.000 claims abstract description 3
- 238000001514 detection method Methods 0.000 claims description 13
- 239000007789 gas Substances 0.000 claims description 10
- 239000012190 activator Substances 0.000 claims description 6
- 239000004973 liquid crystal related substance Substances 0.000 claims description 4
- 239000002775 capsule Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000004913 activation Effects 0.000 claims description 2
- 230000003213 activating effect Effects 0.000 claims 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000002341 toxic gas Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 241000005398 Figaro Species 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
-
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/14—Toxic gas alarms
Landscapes
- Toxicology (AREA)
- General Physics & Mathematics (AREA)
- Emergency Management (AREA)
- Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Analytical Chemistry (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITVR910037A IT1249197B (it) | 1991-04-29 | 1991-04-29 | Dispositivo di rilevazione di impurita' atmosferiche |
ITVR91A000037 | 1991-04-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2067287A1 true CA2067287A1 (en) | 1992-10-30 |
Family
ID=11427322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002067287A Abandoned CA2067287A1 (en) | 1991-04-29 | 1992-04-28 | Device for detecting atmospheric impurities |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0511582A1 (it) |
CA (1) | CA2067287A1 (it) |
IT (1) | IT1249197B (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2294794A (en) * | 1994-11-02 | 1996-05-08 | William Michael Sheret | Fuel leak monitoring apparatus |
GB9604319D0 (en) * | 1996-02-29 | 1996-05-01 | Coleman Cyril W | The Coleman-Sims safety valve |
EP0814444B1 (de) * | 1996-06-22 | 2002-07-24 | Huberg Gasmesstechnik GmbH | Sicherheitsvorrichtung |
FR2761756B1 (fr) * | 1997-04-04 | 1999-06-04 | Dtn Fr Sa | Dispositif de securite pour poele comportant un capteur mesurant la conductivite thermique des gaz |
DE29809490U1 (de) * | 1998-05-28 | 1999-10-07 | Wendling Umwelttechnik, 55481 Kirchberg | Gasexplosions-Schutzgerät |
IT1299493B1 (it) * | 1998-06-05 | 2000-03-16 | Feliciano Cauzzo | Impianto di sicurezza per sospendere l'erogazione di gas quando viene rilevata una dispersione |
EP1170710A1 (en) * | 2000-07-06 | 2002-01-09 | D'Urania Electrodomesticos Decoration Cocinas S.L. | Safety device for combustible gases or liquids |
ES2282006B1 (es) * | 2005-04-18 | 2008-06-01 | Servinge, S.L. | Dispositivo de seguridad para instalaciones de gas y procedimiento de deteccion. |
CN103900131A (zh) * | 2012-12-26 | 2014-07-02 | 博西华电器(江苏)有限公司 | 抽油烟机及其控制方法 |
CN103345817A (zh) * | 2013-06-13 | 2013-10-09 | 无锡商业职业技术学院 | 一种燃气安全监控控制系统 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3740718A (en) * | 1971-06-01 | 1973-06-19 | Westinghouse Electric Corp | Control apparatus for an environmental data system |
US3955186A (en) * | 1974-05-17 | 1976-05-04 | Compugraphic Corporation | Character image generation apparatus and CRT phototypesetting system |
US4088986A (en) * | 1976-10-01 | 1978-05-09 | Boucher Charles E | Smoke, fire and gas alarm with remote sensing, back-up emergency power, and system self monitoring |
US4388822A (en) * | 1981-07-15 | 1983-06-21 | Mine Safety Appliances Company | Atmospheric sampling system |
NL187595C (nl) * | 1981-10-08 | 1991-11-18 | Westinghouse Electrotechniek E | Inrichting voor het detecteren van gas- of rookdeeltjes. |
GB2137389B (en) * | 1983-03-30 | 1986-03-05 | Ca Minister Nat Defence | Monitoring presence of chemical agents |
EP0275301B1 (de) * | 1986-08-02 | 1992-01-15 | Hölter, Heinz, Dipl.-Ing. | Vorrichtung zur erfassung unterschiedlicher schadstoffgehalte von gasströmen |
-
1991
- 1991-04-29 IT ITVR910037A patent/IT1249197B/it active IP Right Grant
-
1992
- 1992-04-21 EP EP92106868A patent/EP0511582A1/en not_active Withdrawn
- 1992-04-28 CA CA002067287A patent/CA2067287A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
ITVR910037A1 (it) | 1992-10-29 |
IT1249197B (it) | 1995-02-20 |
ITVR910037A0 (it) | 1991-04-29 |
EP0511582A1 (en) | 1992-11-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FZDE | Discontinued |