JPH0374352U - - Google Patents
Info
- Publication number
- JPH0374352U JPH0374352U JP1990109076U JP10907690U JPH0374352U JP H0374352 U JPH0374352 U JP H0374352U JP 1990109076 U JP1990109076 U JP 1990109076U JP 10907690 U JP10907690 U JP 10907690U JP H0374352 U JPH0374352 U JP H0374352U
- Authority
- JP
- Japan
- Prior art keywords
- detection element
- bridge circuit
- gas detector
- signal
- gas detection
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 6
- 208000032953 Device battery issue Diseases 0.000 claims 1
- 229910001260 Pt alloy Inorganic materials 0.000 claims 1
- 230000001568 sexual effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
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)
- Emergency Alarm Devices (AREA)
- Control Of Combustion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT09399/81A IT1167878B (it) | 1981-05-05 | 1981-05-05 | Apparecchio rivelatore di gas infiammabile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0374352U true JPH0374352U (el) | 1991-07-25 |
| JPH0424439Y2 JPH0424439Y2 (el) | 1992-06-09 |
Family
ID=11129547
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57070574A Pending JPS57186160A (en) | 1981-05-05 | 1982-04-28 | Detector for inflammable gas |
| JP1990109076U Expired JPH0424439Y2 (el) | 1981-05-05 | 1990-10-19 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57070574A Pending JPS57186160A (en) | 1981-05-05 | 1982-04-28 | Detector for inflammable gas |
Country Status (21)
| Country | Link |
|---|---|
| EP (1) | EP0065497B1 (el) |
| JP (2) | JPS57186160A (el) |
| AR (1) | AR228973A1 (el) |
| AT (1) | ATE15562T1 (el) |
| AU (2) | AU8322682A (el) |
| BR (1) | BR8202411A (el) |
| CA (1) | CA1237505A (el) |
| DE (1) | DE3266133D1 (el) |
| DK (1) | DK159167C (el) |
| ES (1) | ES511787A0 (el) |
| FI (1) | FI75430C (el) |
| GR (1) | GR75842B (el) |
| IE (1) | IE52445B1 (el) |
| IL (1) | IL65497A0 (el) |
| IT (1) | IT1167878B (el) |
| MX (1) | MX151271A (el) |
| NO (1) | NO153236C (el) |
| NZ (1) | NZ200307A (el) |
| PT (1) | PT74843B (el) |
| YU (1) | YU44342B (el) |
| ZA (1) | ZA823039B (el) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1198606B (it) * | 1983-05-17 | 1988-12-21 | Controfugas Srl | Apparecchio rivelatore di gas infiammabile ad intervento precondizionato |
| JPS6071999U (ja) * | 1983-10-21 | 1985-05-21 | 矢崎総業株式会社 | ガス警報器 |
| NO317999B3 (no) * | 2002-06-28 | 2010-07-05 | Sts Gruppen As | Anordning for sikring av driften av et habitat |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5216987U (el) * | 1975-07-24 | 1977-02-05 | ||
| JPS5268286U (el) * | 1975-11-17 | 1977-05-20 | ||
| JPS5433185U (el) * | 1977-08-09 | 1979-03-05 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3221320A (en) * | 1961-04-13 | 1965-11-30 | Komyo Rikagaku Kogyo Kabushiki | Gas alarm circuit |
| US3482233A (en) * | 1967-04-13 | 1969-12-02 | Eastern Co | Gas detector system |
| BE788001A (fr) * | 1971-11-01 | 1973-02-26 | T J Connelly Construction Cy I | Circuit sensible a la fumee, avec batterie de secours |
| IT951304B (it) * | 1972-04-11 | 1973-06-30 | Rimoldi V E C Spa | Macchina per cucire ocn trasporta tore superiore del lavoro a rotel la regolabile indipendentemente dal trasportatore inferiore a griffa |
| US3950739A (en) * | 1974-10-30 | 1976-04-13 | Campman James P | Detector for detecting and locating the source of a contaminating gas or smoke in the atmosphere |
| GB1474700A (en) * | 1974-12-16 | 1977-05-25 | Neotronics Ltd | Device for detecting and indicating the presence in a fluid environment of a potentially dangerous constituent |
| JPS51106674A (ja) * | 1975-03-16 | 1976-09-21 | Masanori Mochizuki | Bendeingurooruki |
-
1981
- 1981-05-05 IT IT09399/81A patent/IT1167878B/it active
-
1982
- 1982-04-13 IL IL65497A patent/IL65497A0/xx not_active IP Right Cessation
- 1982-04-15 NZ NZ200307A patent/NZ200307A/en unknown
- 1982-04-16 AR AR289119A patent/AR228973A1/es active
- 1982-04-26 DE DE8282830111T patent/DE3266133D1/de not_active Expired
- 1982-04-26 EP EP82830111A patent/EP0065497B1/fr not_active Expired
- 1982-04-26 AT AT82830111T patent/ATE15562T1/de not_active IP Right Cessation
- 1982-04-26 DK DK185582A patent/DK159167C/da not_active IP Right Cessation
- 1982-04-27 BR BR8202411A patent/BR8202411A/pt unknown
- 1982-04-28 JP JP57070574A patent/JPS57186160A/ja active Pending
- 1982-04-28 ES ES511787A patent/ES511787A0/es active Granted
- 1982-04-29 IE IE1010/82A patent/IE52445B1/en not_active IP Right Cessation
- 1982-05-03 NO NO821461A patent/NO153236C/no unknown
- 1982-05-03 AU AU83226/82A patent/AU8322682A/en not_active Abandoned
- 1982-05-03 MX MX192553A patent/MX151271A/es unknown
- 1982-05-04 CA CA000402237A patent/CA1237505A/en not_active Expired
- 1982-05-04 GR GR68058A patent/GR75842B/el unknown
- 1982-05-04 YU YU945/82A patent/YU44342B/xx unknown
- 1982-05-04 PT PT74843A patent/PT74843B/pt not_active IP Right Cessation
- 1982-05-04 ZA ZA823039A patent/ZA823039B/xx unknown
- 1982-05-05 FI FI821569A patent/FI75430C/fi not_active IP Right Cessation
-
1988
- 1988-06-27 AU AU18433/88A patent/AU1843388A/en not_active Abandoned
-
1990
- 1990-10-19 JP JP1990109076U patent/JPH0424439Y2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5216987U (el) * | 1975-07-24 | 1977-02-05 | ||
| JPS5268286U (el) * | 1975-11-17 | 1977-05-20 | ||
| JPS5433185U (el) * | 1977-08-09 | 1979-03-05 |
Also Published As
| Publication number | Publication date |
|---|---|
| BR8202411A (pt) | 1983-04-12 |
| JPS57186160A (en) | 1982-11-16 |
| NO821461L (no) | 1982-11-08 |
| NO153236C (no) | 1986-02-05 |
| ES8304343A1 (es) | 1983-02-16 |
| DK185582A (da) | 1982-11-06 |
| IT1167878B (it) | 1987-05-20 |
| DK159167C (da) | 1991-02-11 |
| YU94582A (en) | 1985-03-20 |
| IT8109399A0 (it) | 1981-05-05 |
| ZA823039B (en) | 1983-03-30 |
| FI75430B (fi) | 1988-02-29 |
| PT74843B (en) | 1983-12-02 |
| YU44342B (en) | 1990-06-30 |
| IL65497A0 (en) | 1982-07-30 |
| FI821569L (fi) | 1982-11-06 |
| IE821010L (en) | 1982-11-05 |
| MX151271A (es) | 1984-10-29 |
| PT74843A (en) | 1982-06-01 |
| JPH0424439Y2 (el) | 1992-06-09 |
| NZ200307A (en) | 1985-05-31 |
| NO153236B (no) | 1985-10-28 |
| AU8322682A (en) | 1982-11-11 |
| IE52445B1 (en) | 1987-10-28 |
| CA1237505A (en) | 1988-05-31 |
| GR75842B (el) | 1984-08-02 |
| AU1843388A (en) | 1988-09-22 |
| EP0065497B1 (fr) | 1985-09-11 |
| FI821569A0 (fi) | 1982-05-05 |
| DE3266133D1 (en) | 1985-10-17 |
| ES511787A0 (es) | 1983-02-16 |
| EP0065497A1 (fr) | 1982-11-24 |
| DK159167B (da) | 1990-09-10 |
| ATE15562T1 (de) | 1985-09-15 |
| FI75430C (fi) | 1988-06-09 |
| AR228973A1 (es) | 1983-05-13 |
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