CH570016A5 - - Google Patents

Info

Publication number
CH570016A5
CH570016A5 CH462173A CH462173A CH570016A5 CH 570016 A5 CH570016 A5 CH 570016A5 CH 462173 A CH462173 A CH 462173A CH 462173 A CH462173 A CH 462173A CH 570016 A5 CH570016 A5 CH 570016A5
Authority
CH
Switzerland
Application number
CH462173A
Original Assignee
Cerberus Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cerberus Ag filed Critical Cerberus Ag
Priority to CH462173A priority Critical patent/CH570016A5/xx
Priority to AT144074A priority patent/AT340807B/de
Priority to DE2408374A priority patent/DE2408374B2/de
Priority to US449287A priority patent/US3872449A/en
Priority to BE142033A priority patent/BE812331A/xx
Priority to FR7408640A priority patent/FR2223766B1/fr
Priority to ZA00741754A priority patent/ZA741754B/xx
Priority to AU66896/74A priority patent/AU484216B2/en
Priority to NL7403973A priority patent/NL7403973A/xx
Priority to NO741081A priority patent/NO136383C/no
Priority to CA196,310A priority patent/CA1063260A/en
Priority to FI960/74A priority patent/FI55420C/fi
Priority to JP3406574A priority patent/JPS5619671B2/ja
Priority to DK175474AA priority patent/DK137099B/da
Priority to GB1412074A priority patent/GB1430035A/en
Priority to SE7404260A priority patent/SE389569B/xx
Priority to ES425125A priority patent/ES425125A1/es
Priority to IT20649/74A priority patent/IT1014554B/it
Publication of CH570016A5 publication Critical patent/CH570016A5/xx

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
    • G08B17/11—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)
CH462173A 1973-03-30 1973-03-30 CH570016A5 (xx)

Priority Applications (18)

Application Number Priority Date Filing Date Title
CH462173A CH570016A5 (xx) 1973-03-30 1973-03-30
AT144074A AT340807B (de) 1973-03-30 1974-02-21 Schaltungsanordnung fur einen brandmelder
DE2408374A DE2408374B2 (de) 1973-03-30 1974-02-21 Verfahren zur Brandmeldung und Schaltungsanordnung zur Anwendung des Verfahrens
US449287A US3872449A (en) 1973-03-30 1974-03-08 Fire detector and method employing assymetrical integrator
BE142033A BE812331A (fr) 1973-03-30 1974-03-14 Procede d'avertissement d'incendie et disposition de circuit pour la mise en application du procede
FR7408640A FR2223766B1 (xx) 1973-03-30 1974-03-14
ZA00741754A ZA741754B (en) 1973-03-30 1974-03-18 Indicating presence of a fire
AU66896/74A AU484216B2 (en) 1973-03-30 1974-03-20 Indicating presence ofa fire
NL7403973A NL7403973A (xx) 1973-03-30 1974-03-25
NO741081A NO136383C (no) 1973-03-30 1974-03-27 Fremgangsm}te ved brannmelding og koblingsanordning for fremgangsm}tens utf¦relse
CA196,310A CA1063260A (en) 1973-03-30 1974-03-28 Indicating presence of a fire
FI960/74A FI55420C (fi) 1973-03-30 1974-03-28 Brandalarmfoerfarande samt kopplingsanordning foer utfoerande av foerfarandet
JP3406574A JPS5619671B2 (xx) 1973-03-30 1974-03-28
DK175474AA DK137099B (da) 1973-03-30 1974-03-29 Brandalarmeringsapparat.
GB1412074A GB1430035A (en) 1973-03-30 1974-03-29 Method of obtaining fire alarm signal and fire alarm apparatus
SE7404260A SE389569B (sv) 1973-03-30 1974-03-29 Forfarande och anordning for brandlarmgivning
ES425125A ES425125A1 (es) 1973-03-30 1974-03-30 Perfeccionamientos en los sistemas de circuito de aviso de incendios.
IT20649/74A IT1014554B (it) 1973-03-30 1974-04-08 Avvisatore di incendi e circuito per l impiego dello stesso

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH462173A CH570016A5 (xx) 1973-03-30 1973-03-30

Publications (1)

Publication Number Publication Date
CH570016A5 true CH570016A5 (xx) 1975-11-28

Family

ID=4279532

Family Applications (1)

Application Number Title Priority Date Filing Date
CH462173A CH570016A5 (xx) 1973-03-30 1973-03-30

Country Status (17)

Country Link
US (1) US3872449A (xx)
JP (1) JPS5619671B2 (xx)
AT (1) AT340807B (xx)
BE (1) BE812331A (xx)
CA (1) CA1063260A (xx)
CH (1) CH570016A5 (xx)
DE (1) DE2408374B2 (xx)
DK (1) DK137099B (xx)
ES (1) ES425125A1 (xx)
FI (1) FI55420C (xx)
FR (1) FR2223766B1 (xx)
GB (1) GB1430035A (xx)
IT (1) IT1014554B (xx)
NL (1) NL7403973A (xx)
NO (1) NO136383C (xx)
SE (1) SE389569B (xx)
ZA (1) ZA741754B (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5512635B2 (xx) * 1972-07-26 1980-04-03
CH576175A5 (xx) * 1974-12-19 1976-05-31 Cerberus Ag
JPS5737265Y2 (xx) * 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
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
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
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

Family Cites Families (5)

* Cited by examiner, † Cited by third party
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 (xx) * 1971-05-25 1973-01-12

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
BE812331A (fr) 1974-07-01
CA1063260A (en) 1979-09-25
DE2408374B2 (de) 1978-06-01
FR2223766B1 (xx) 1978-12-01
ES425125A1 (es) 1976-06-16
DK137099B (da) 1978-01-16
NO136383C (no) 1977-08-31
ZA741754B (en) 1975-01-29
DE2408374A1 (de) 1974-10-17
ATA144074A (de) 1977-04-15
SE389569B (sv) 1976-11-08
JPS5619671B2 (xx) 1981-05-08
NO136383B (xx) 1977-05-16
AU6689674A (en) 1975-09-25
GB1430035A (en) 1976-03-31
NO741081L (no) 1974-10-01
IT1014554B (it) 1977-04-30
NL7403973A (xx) 1974-10-02
AT340807B (de) 1978-01-10
JPS49131099A (xx) 1974-12-16
FI55420C (fi) 1979-07-10
DK137099C (xx) 1978-06-12
US3872449A (en) 1975-03-18
FI55420B (fi) 1979-03-30
FR2223766A1 (xx) 1974-10-25

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Legal Events

Date Code Title Description
PL Patent ceased