NO136383B - - Google Patents
Download PDFInfo
- Publication number
- NO136383B NO136383B NO741081A NO741081A NO136383B NO 136383 B NO136383 B NO 136383B NO 741081 A NO741081 A NO 741081A NO 741081 A NO741081 A NO 741081A NO 136383 B NO136383 B NO 136383B
- Authority
- NO
- Norway
- Prior art keywords
- voltage
- rails
- circuits
- signaling system
- rail
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000011664 signaling Effects 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 claims 1
- 230000001419 dependent effect Effects 0.000 claims 1
- 238000005868 electrolysis reaction Methods 0.000 description 4
- 235000002639 sodium chloride Nutrition 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 238000011109 contamination Methods 0.000 description 2
- 238000009938 salting Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- G08B17/11—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
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)
- Fire Alarms (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Alarm Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH462173A CH570016A5 (es) | 1973-03-30 | 1973-03-30 |
Publications (3)
Publication Number | Publication Date |
---|---|
NO741081L NO741081L (no) | 1974-10-01 |
NO136383B true NO136383B (es) | 1977-05-16 |
NO136383C NO136383C (no) | 1977-08-31 |
Family
ID=4279532
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO741081A NO136383C (no) | 1973-03-30 | 1974-03-27 | Fremgangsm}te ved brannmelding og koblingsanordning for fremgangsm}tens utf¦relse |
Country Status (17)
Country | Link |
---|---|
US (1) | US3872449A (es) |
JP (1) | JPS5619671B2 (es) |
AT (1) | AT340807B (es) |
BE (1) | BE812331A (es) |
CA (1) | CA1063260A (es) |
CH (1) | CH570016A5 (es) |
DE (1) | DE2408374B2 (es) |
DK (1) | DK137099B (es) |
ES (1) | ES425125A1 (es) |
FI (1) | FI55420C (es) |
FR (1) | FR2223766B1 (es) |
GB (1) | GB1430035A (es) |
IT (1) | IT1014554B (es) |
NL (1) | NL7403973A (es) |
NO (1) | NO136383C (es) |
SE (1) | SE389569B (es) |
ZA (1) | ZA741754B (es) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5512635B2 (es) * | 1972-07-26 | 1980-04-03 | ||
CH576175A5 (es) * | 1974-12-19 | 1976-05-31 | Cerberus Ag | |
JPS5737265Y2 (es) * | 1976-07-07 | 1982-08-17 | ||
US4131888A (en) * | 1976-08-18 | 1978-12-26 | American District Telegraph Company | Dual projected-beam smoke detector |
US4091363A (en) * | 1977-01-03 | 1978-05-23 | Pittway Corporation | Self-contained fire detector with interconnection circuitry |
FR2386874A1 (fr) * | 1977-04-08 | 1978-11-03 | Gamma Electronic | Detecteur de fumees a ionisation associe a un circuit electronique de mesure velocimetrique |
US4222046A (en) * | 1978-07-31 | 1980-09-09 | Honeywell Inc. | Abnormal condition responsive means with periodic high sensitivity |
US4250500A (en) * | 1979-10-22 | 1981-02-10 | Rca Corporation | Smoke detector |
CA1148279A (en) * | 1979-12-14 | 1983-06-14 | Andreas Scheidweiler | Ionization smoke detector with increased operational reliability |
DE3127324A1 (de) * | 1981-07-10 | 1983-01-27 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und anordnung zur erhoehung der ansprechempfindlichkeit und der stoersicherheit in einer gefahren-, insbesondere brandmeldeanlage |
US4539488A (en) * | 1981-11-30 | 1985-09-03 | Zenith Electronics Corporation | Pulse wave to parabola wave converter |
JPS60126798A (ja) * | 1983-12-13 | 1985-07-06 | ニッタン株式会社 | 環境異常検出装置 |
US5019805A (en) * | 1989-02-03 | 1991-05-28 | Flash-Alert Inc. | Smoke detector with strobed visual alarm and remote alarm coupling |
US6188318B1 (en) | 1999-06-29 | 2001-02-13 | Pittway Corp. | Dual-technology intrusion detector with pet immunity |
CN102455288B (zh) * | 2010-10-15 | 2014-10-15 | 西门子公司 | 通过在线信号电平监控对传感器装置的光电信号路径进行校准 |
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 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2735007A (en) * | 1956-02-14 | Time-base generator | ||
US2811711A (en) * | 1951-05-19 | 1957-10-29 | Electronics Corp America | Fire method and apparatus |
US3582676A (en) * | 1968-09-24 | 1971-06-01 | Bendix Corp | Pulse length normalizing and short pulse eliminating circuit |
US3531692A (en) * | 1969-03-03 | 1970-09-29 | Combustion Eng | Activity detector having increased accuracy of response |
JPS482587U (es) * | 1971-05-25 | 1973-01-12 |
-
1973
- 1973-03-30 CH CH462173A patent/CH570016A5/xx not_active IP Right Cessation
-
1974
- 1974-02-21 DE DE2408374A patent/DE2408374B2/de not_active Ceased
- 1974-02-21 AT AT144074A patent/AT340807B/de not_active IP Right Cessation
- 1974-03-08 US US449287A patent/US3872449A/en not_active Expired - Lifetime
- 1974-03-14 FR FR7408640A patent/FR2223766B1/fr not_active Expired
- 1974-03-14 BE BE142033A patent/BE812331A/xx not_active IP Right Cessation
- 1974-03-18 ZA ZA00741754A patent/ZA741754B/xx unknown
- 1974-03-25 NL NL7403973A patent/NL7403973A/xx unknown
- 1974-03-27 NO NO741081A patent/NO136383C/no unknown
- 1974-03-28 FI FI960/74A patent/FI55420C/fi active
- 1974-03-28 CA CA196,310A patent/CA1063260A/en not_active Expired
- 1974-03-28 JP JP3406574A patent/JPS5619671B2/ja not_active Expired
- 1974-03-29 DK DK175474AA patent/DK137099B/da not_active IP Right Cessation
- 1974-03-29 GB GB1412074A patent/GB1430035A/en not_active Expired
- 1974-03-29 SE SE7404260A patent/SE389569B/xx unknown
- 1974-03-30 ES ES425125A patent/ES425125A1/es not_active Expired
- 1974-04-08 IT IT20649/74A patent/IT1014554B/it active
Also Published As
Publication number | Publication date |
---|---|
CH570016A5 (es) | 1975-11-28 |
FI55420C (fi) | 1979-07-10 |
DK137099C (es) | 1978-06-12 |
AU6689674A (en) | 1975-09-25 |
ATA144074A (de) | 1977-04-15 |
JPS49131099A (es) | 1974-12-16 |
NO741081L (no) | 1974-10-01 |
DE2408374A1 (de) | 1974-10-17 |
BE812331A (fr) | 1974-07-01 |
FI55420B (fi) | 1979-03-30 |
DE2408374B2 (de) | 1978-06-01 |
GB1430035A (en) | 1976-03-31 |
NO136383C (no) | 1977-08-31 |
FR2223766A1 (es) | 1974-10-25 |
FR2223766B1 (es) | 1978-12-01 |
NL7403973A (es) | 1974-10-02 |
US3872449A (en) | 1975-03-18 |
CA1063260A (en) | 1979-09-25 |
SE389569B (sv) | 1976-11-08 |
ES425125A1 (es) | 1976-06-16 |
JPS5619671B2 (es) | 1981-05-08 |
IT1014554B (it) | 1977-04-30 |
AT340807B (de) | 1978-01-10 |
DK137099B (da) | 1978-01-16 |
ZA741754B (en) | 1975-01-29 |
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