NO794195L - Roekdetektor. - Google Patents

Roekdetektor.

Info

Publication number
NO794195L
NO794195L NO794195A NO794195A NO794195L NO 794195 L NO794195 L NO 794195L NO 794195 A NO794195 A NO 794195A NO 794195 A NO794195 A NO 794195A NO 794195 L NO794195 L NO 794195L
Authority
NO
Norway
Prior art keywords
roekdetektor
Prior art date
Application number
NO794195A
Other languages
English (en)
Other versions
NO149751B (no
NO149751C (no
Inventor
Juerg Muggli
Hans Ackermann
Zoltan Horvath
Erwin Josef Tresch
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
Priority claimed from CH1300078A external-priority patent/CH634428A5/de
Priority claimed from CH1300178A external-priority patent/CH634429A5/de
Application filed by Cerberus Ag filed Critical Cerberus Ag
Publication of NO794195L publication Critical patent/NO794195L/no
Publication of NO149751B publication Critical patent/NO149751B/no
Publication of NO149751C publication Critical patent/NO149751C/no

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
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
    • 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

  • 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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
NO794195A 1978-12-21 1979-12-20 Roekvarsler NO149751C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1300078A CH634428A5 (en) 1978-12-21 1978-12-21 Smoke detector
CH1300178A CH634429A5 (en) 1978-12-21 1978-12-21 Smoke detector

Publications (3)

Publication Number Publication Date
NO794195L true NO794195L (no) 1980-06-24
NO149751B NO149751B (no) 1984-03-05
NO149751C NO149751C (no) 1984-06-20

Family

ID=25711348

Family Applications (1)

Application Number Title Priority Date Filing Date
NO794195A NO149751C (no) 1978-12-21 1979-12-20 Roekvarsler

Country Status (10)

Country Link
US (1) US4269510A (no)
EP (1) EP0020674B1 (no)
JP (1) JPS55501074A (no)
AU (1) AU512930B2 (no)
CA (1) CA1115377A (no)
DE (1) DE2965556D1 (no)
DK (1) DK150045C (no)
IT (1) IT1124404B (no)
NO (1) NO149751C (no)
WO (1) WO1980001326A1 (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE32105E (en) * 1980-12-31 1986-04-01 American District Telegraph Company Forward scatter smoke detector
US4430646A (en) 1980-12-31 1984-02-07 American District Telegraph Company Forward scatter smoke detector
CH656474A5 (de) * 1981-11-11 1986-06-30 Cerberus Ag Rauchdetektor.
EP0135361B1 (en) * 1983-08-12 1995-04-26 I.E.I. Pty Ltd A.C.N. 053 531 212 Apparatus for detecting particulate material in suspension
US4618777A (en) * 1984-11-19 1986-10-21 Pittway Corporation Outer electrode with improved smoke entry
GB8502506D0 (en) * 1985-01-31 1985-03-06 Emi Ltd Smoke detector
US4906978A (en) * 1986-12-24 1990-03-06 Cerberus Ag Optical smoke detector
US5021677A (en) * 1989-05-02 1991-06-04 Nohmi Bosai Kabushiki Kaisha Light-scattering-type smoke detector
US5420440A (en) * 1994-02-28 1995-05-30 Rel-Tek Corporation Optical obscruation smoke monitor having a shunt flow path located between two access ports
DE19720007C2 (de) * 1997-05-13 1999-06-02 Siemens Ag Gassensorsystem zur Detektion von mindestens einem Gas oder von Partikeln oder einer Kombination daraus mit zwei Gassensoren, Verfahren zu dessen Betrieb und Verwendung des Gassensorsystems
US7592922B2 (en) * 2007-01-18 2009-09-22 Michael E. La Vigne Smoke detector guard concentrator
EP2725565B1 (en) * 2012-08-31 2016-11-02 Fenwal controls of Japan, Ltd. Light emitting unit and photoelectric smoke detector, and suction-type smoke detection system
CN108898780A (zh) * 2018-07-13 2018-11-27 江苏慧学堂系统工程有限公司 一种基于无线网络的烟雾探测装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3185975A (en) * 1962-06-18 1965-05-25 Honeywell Inc Photoelectric smoke detector
FR2357888A1 (fr) * 1976-04-01 1978-02-03 Cerberus Ag Detecteur de fumee

Also Published As

Publication number Publication date
WO1980001326A1 (en) 1980-06-26
DK150045C (da) 1987-05-11
IT7912865A0 (it) 1979-12-12
DE2965556D1 (en) 1983-07-07
NO149751B (no) 1984-03-05
NO149751C (no) 1984-06-20
DK357680A (da) 1980-08-20
EP0020674A1 (de) 1981-01-07
CA1115377A (en) 1981-12-29
AU5206679A (en) 1980-06-26
EP0020674B1 (de) 1983-05-25
US4269510A (en) 1981-05-26
JPS55501074A (no) 1980-12-04
DK150045B (da) 1986-11-24
AU512930B2 (en) 1980-11-06
IT1124404B (it) 1986-05-07

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