NO124751B - - Google Patents
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- Publication number
- NO124751B NO124751B NO4480/69A NO448069A NO124751B NO 124751 B NO124751 B NO 124751B NO 4480/69 A NO4480/69 A NO 4480/69A NO 448069 A NO448069 A NO 448069A NO 124751 B NO124751 B NO 124751B
- Authority
- NO
- Norway
- Prior art keywords
- detector
- combustion
- stated
- resistance
- bridge
- Prior art date
Links
- 238000002485 combustion reaction Methods 0.000 claims description 53
- 230000008859 change Effects 0.000 claims description 23
- 230000007613 environmental effect Effects 0.000 claims description 8
- 210000000056 organ Anatomy 0.000 claims description 5
- 239000011888 foil Substances 0.000 claims description 4
- 230000001419 dependent effect Effects 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000002285 radioactive effect Effects 0.000 claims 1
- 230000036632 reaction speed Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 18
- 230000035945 sensitivity Effects 0.000 description 17
- 239000000779 smoke Substances 0.000 description 9
- 238000012544 monitoring process Methods 0.000 description 8
- 239000002245 particle Substances 0.000 description 7
- 239000012857 radioactive material Substances 0.000 description 7
- 230000001960 triggered effect Effects 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000003990 capacitor Substances 0.000 description 6
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 2
- 229910001887 tin oxide Inorganic materials 0.000 description 2
- 244000007853 Sarothamnus scoparius Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000011896 sensitive detection Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/18—Prevention or correction of operating errors
- G08B29/183—Single detectors using dual technologies
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
-
- 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
-
- 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
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US77548468A | 1968-11-13 | 1968-11-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
NO124751B true NO124751B (ja) | 1972-05-29 |
Family
ID=25104570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO4480/69A NO124751B (ja) | 1968-11-13 | 1969-11-12 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3611335A (ja) |
JP (1) | JPS528158B1 (ja) |
DE (1) | DE1957172A1 (ja) |
DK (1) | DK131251B (ja) |
FR (1) | FR2023218A1 (ja) |
GB (1) | GB1280297A (ja) |
NO (1) | NO124751B (ja) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3805259A (en) * | 1970-12-29 | 1974-04-16 | Inoue Japax Res | Smoke and fire alarm system |
CH546989A (de) * | 1972-12-06 | 1974-03-15 | Cerberus Ag | Verfahren und vorrichtung zur brandmeldung. |
DE2314567B2 (de) * | 1973-03-23 | 1978-10-12 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Feuermelder |
DE2344908C2 (de) * | 1973-09-06 | 1983-01-05 | Verband der Sachversicherer e.V., 5000 Köln | Verfahren zur automatischen Meldung und Löschung von Bränden sowie ortsfeste Feuerlöschanlagen zur Durchführung dieses Verfahrens |
CH583946A5 (ja) * | 1973-11-09 | 1977-01-14 | Nohmi Bosai Kogyo Co Ltd | |
US3932850A (en) * | 1975-01-22 | 1976-01-13 | Pittway Corporation | Warning device |
US4168497A (en) * | 1976-03-15 | 1979-09-18 | Cerberus Ag | Fire and smoke sensing system |
JPS52124460U (ja) * | 1976-03-18 | 1977-09-21 | ||
US4225860A (en) * | 1979-01-15 | 1980-09-30 | Pittway Corporation | Sensitivity controlled dual input fire detector |
US4331952A (en) * | 1980-09-22 | 1982-05-25 | American District Telegraph Company | Redundant sensor adapter |
US4761639A (en) * | 1985-12-20 | 1988-08-02 | The Standard Oil Company | Lightweight, compact detector of sudden changes in concentration of a gas |
CH677413A5 (ja) * | 1988-06-10 | 1991-05-15 | Cerberus Ag | |
EP0609354A1 (en) * | 1991-10-24 | 1994-08-10 | CAPTEUR SENSORS & ANALYSERS LTD. | Fire detector and a method of detecting a fire |
DE4330226C1 (de) * | 1993-09-07 | 1994-09-08 | Bornemann J H Gmbh & Co | Exzenterschneckenpumpe |
JP3708727B2 (ja) * | 1998-10-30 | 2005-10-19 | ホーチキ株式会社 | 火災感知器及び火災検出方法 |
TW563010B (en) | 2001-06-25 | 2003-11-21 | Em Microelectronic Marin Sa | High-voltage regulator including an external regulating device |
EP1271440B1 (fr) * | 2001-06-25 | 2005-11-30 | EM Microelectronic-Marin SA | Régulateur haute-tension comprenant un dispositif externe de regulation |
CN108107779B (zh) * | 2017-12-15 | 2020-07-24 | 江苏厨安厨房自动灭火设备制造有限公司 | 解决厨房自动灭火系统误报警的方法 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA729816A (en) * | 1966-03-08 | N. Vassil Theo | Fire detector | |
GB1073217A (ja) * | 1900-01-01 | |||
US2465377A (en) * | 1938-11-24 | 1949-03-29 | Banque Pour Entpr S Electr | Gas-sensing control means with gas-discharge device |
US2278920A (en) * | 1939-03-15 | 1942-04-07 | American District Telegraph Co | Photoelectric smoke detection system |
US2553420A (en) * | 1948-09-29 | 1951-05-15 | Photoswitch Inc | Radiation detector |
US2809317A (en) * | 1949-02-21 | 1957-10-08 | Electro Watt Electrical And In | Device for intensifying an electric current |
US2759174A (en) * | 1952-08-26 | 1956-08-14 | American District Telegraph Co | Fire detector |
US2702898A (en) * | 1953-10-06 | 1955-02-22 | Electro Watt Electrical And In | Gas-responsive control apparatus |
US2807006A (en) * | 1955-10-24 | 1957-09-17 | Collins Howard William | Magnetic amplifier circuits |
US2901740A (en) * | 1956-11-23 | 1959-08-25 | Specialties Dev Corp | Electrical network automatically responsive to a change in condition |
US3038106A (en) * | 1958-12-12 | 1962-06-05 | Specialties Dev Corp | Electrical network automatically responsive to a change in condition |
US3074053A (en) * | 1960-03-01 | 1963-01-15 | American District Telegraph Co | Electrical system and method for protecting premises subject to varying ambient conditions |
US3074054A (en) * | 1960-11-16 | 1963-01-15 | American District Telegraph Co | Electrical system and method for protecting premises subject to varying ambient conditions |
US3078450A (en) * | 1961-08-03 | 1963-02-19 | Martin J Mcginn | Pressure compensated ionization chamber fire detector system |
US3191068A (en) * | 1962-11-29 | 1965-06-22 | Powers Regulator Co | Control circuit |
US3255441A (en) * | 1962-11-30 | 1966-06-07 | Goodwin | Smoke, flame, critical temperature and rate of temperature rise detector |
US3245067A (en) * | 1963-05-24 | 1966-04-05 | B R K Electronics Inc | Detection of products of combustion |
US3268881A (en) * | 1963-08-01 | 1966-08-23 | Alfred W Vasel | Detection device |
US3364476A (en) * | 1964-06-04 | 1968-01-16 | Navy Usa | Interaction analyzer |
US3505641A (en) * | 1965-10-20 | 1970-04-07 | Honeywell Inc | Aircraft condition control apparatus with redundant sensors |
US3458774A (en) * | 1967-01-03 | 1969-07-29 | Res Associates Inc | Magnetic proximity detector |
US3541539A (en) * | 1968-11-29 | 1970-11-17 | Us Air Force | Integrated fire and overheat detection system for manned flight vehicles |
-
1968
- 1968-11-13 US US3611335D patent/US3611335A/en not_active Expired - Lifetime
-
1969
- 1969-05-27 GB GB1058269A patent/GB1280297A/en not_active Expired
- 1969-11-12 NO NO4480/69A patent/NO124751B/no unknown
- 1969-11-13 DE DE19691957172 patent/DE1957172A1/de active Pending
- 1969-11-13 DK DK601869A patent/DK131251B/da unknown
- 1969-11-13 FR FR6939067A patent/FR2023218A1/fr not_active Withdrawn
-
1972
- 1972-12-21 JP JP12878872A patent/JPS528158B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DK131251B (da) | 1975-06-16 |
JPS528158B1 (ja) | 1977-03-07 |
DK131251C (ja) | 1975-11-17 |
FR2023218A1 (ja) | 1970-08-07 |
DE1957172A1 (de) | 1970-07-09 |
US3611335A (en) | 1971-10-05 |
GB1280297A (en) | 1972-07-05 |
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