NO841938L - Brannalarmanlegg - Google Patents

Brannalarmanlegg

Info

Publication number
NO841938L
NO841938L NO84841938A NO841938A NO841938L NO 841938 L NO841938 L NO 841938L NO 84841938 A NO84841938 A NO 84841938A NO 841938 A NO841938 A NO 841938A NO 841938 L NO841938 L NO 841938L
Authority
NO
Norway
Prior art keywords
fire alarm
alarm installations
installations
fire
alarm
Prior art date
Application number
NO84841938A
Other languages
English (en)
Other versions
NO162317C (no
NO162317B (no
Inventor
Haruchika Machida
Sadataka Yuchi
Original Assignee
Hochiki Co
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 JP7514583U external-priority patent/JPS59182795U/ja
Priority claimed from JP17370183A external-priority patent/JPS6065398A/ja
Application filed by Hochiki Co filed Critical Hochiki Co
Publication of NO841938L publication Critical patent/NO841938L/no
Publication of NO162317B publication Critical patent/NO162317B/no
Publication of NO162317C publication Critical patent/NO162317C/no

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/04—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
    • G08B26/001—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel
    • G08B26/002—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel only replying the state of the sensor

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire Alarms (AREA)
  • Alarm Systems (AREA)
NO84841938A 1983-05-19 1984-05-15 Brannalarmanlegg NO162317C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7514583U JPS59182795U (ja) 1983-05-19 1983-05-19 火災警報装置
JP17370183A JPS6065398A (ja) 1983-09-20 1983-09-20 火災警報装置

Publications (3)

Publication Number Publication Date
NO841938L true NO841938L (no) 1984-11-20
NO162317B NO162317B (no) 1989-08-28
NO162317C NO162317C (no) 1992-02-06

Family

ID=26416295

Family Applications (1)

Application Number Title Priority Date Filing Date
NO84841938A NO162317C (no) 1983-05-19 1984-05-15 Brannalarmanlegg

Country Status (5)

Country Link
US (1) US4555695A (no)
CH (1) CH658924A5 (no)
DE (1) DE3418622A1 (no)
GB (1) GB2141851B (no)
NO (1) NO162317C (no)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61126393U (no) * 1985-01-21 1986-08-08
GB8508201D0 (en) * 1985-03-29 1985-05-09 Servelec Seprol Ltd Monitoring system
JPH079680B2 (ja) * 1985-04-01 1995-02-01 ホーチキ株式会社 アナログ火災報知装置
JPS61237197A (ja) * 1985-04-12 1986-10-22 ホーチキ株式会社 火災警報装置
JPS62120600A (ja) * 1985-11-21 1987-06-01 ニツタン株式会社 複合型検出器
US4742334A (en) * 1986-08-20 1988-05-03 Tracer Electronics Inc. Single-wire loop alarm system
US4785285A (en) * 1987-03-18 1988-11-15 Tracer Electronics, Inc. Parallel bus alarm system
US4977527A (en) * 1988-04-14 1990-12-11 Fike Corporation Threshold compensation and calibration in distributed environmental detection system for fire detection and suppression
US5138562A (en) * 1988-04-14 1992-08-11 Fike Corporation Environmental protection system useful for the fire detection and suppression
US5107446A (en) * 1988-04-14 1992-04-21 Fike Corporation Environmental detection system useful for fire detection and suppression
US5105371A (en) * 1988-04-14 1992-04-14 Fike Corporation Environmental detection system useful for fire detection and suppression
US5105370A (en) * 1988-04-14 1992-04-14 Fike Corporation Environmental detection system useful for fire detection and suppression
JPH02121098A (ja) * 1988-10-31 1990-05-08 Hochiki Corp 火災報知装置
JP2721916B2 (ja) * 1989-06-29 1998-03-04 能美防災株式会社 火災報知設備の断線監視装置
US5200743A (en) * 1989-09-01 1993-04-06 Bently Nevada Multiple remote sensor system for real time analog sensing and differential cummunication
GB9312685D0 (en) * 1992-07-03 1993-08-04 Hochiki Co Thermal analog fire detector
FR2709017B1 (fr) * 1993-08-12 1995-09-22 Snecma Circuit de détection de la position de plusieurs contacteurs bipolaires et application à un inverseur de poussée d'un turboréacteur.
US5608375A (en) * 1995-03-20 1997-03-04 Wheelock Inc. Synchronized visual/audible alarm system
US6906616B1 (en) * 1995-03-20 2005-06-14 Wheelock, Inc. Apparatus and method for synchronizing visual/audible alarm units in an alarm system
US6339373B1 (en) 1998-05-01 2002-01-15 Dale A. Zeskind Sensor device providing indication of device health
US6281789B1 (en) * 1999-05-14 2001-08-28 Simplex Time Recorder Company Alarm system having improved control of notification appliances over common power lines
US6897772B1 (en) 2000-11-14 2005-05-24 Honeywell International, Inc. Multi-function control system
SE523129C2 (sv) * 2001-09-06 2004-03-30 Jan Hjalmarsson Larmanordning innefattande organ för mätning av energiförbrukning och för uppringning
US6816068B2 (en) 2001-11-14 2004-11-09 Honeywell International, Inc. Programmable temporal codes/pulses
DE10342625A1 (de) * 2003-09-15 2005-04-14 Robert Bosch Gmbh Sensor
CN101171615A (zh) * 2005-05-10 2008-04-30 报知机股份有限公司 发声器
FR2956519B1 (fr) * 2010-02-18 2012-02-03 Snecma Circuit de detection des positions de contacteurs dans une turbomachine
EP3031039B1 (en) * 2013-08-09 2017-07-12 Martec S.p.A. System for tracking the position of persons or items in structures provided with rooms intended to receive persons or items, such as ships, buildings or offshore platforms
US9429606B2 (en) 2013-09-30 2016-08-30 Siemens Industry, Inc. Increasing resolution of resistance measurements

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1539805A (en) * 1976-07-23 1979-02-07 Electronic Alarms Ltd Telemetry
DE2638068C3 (de) * 1976-08-24 1986-11-13 Siemens AG, 1000 Berlin und 8000 München Brandmeldeanlage mit mehreren über eine Meldeschleife betreibbaren Meldern
DE2641489C2 (de) * 1976-09-15 1984-05-30 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Übertragung von Meßwerten in einem Brandmeldesystem
US4206449A (en) * 1977-07-27 1980-06-03 American District Telegraph Company Multiple sensor intrusion alarm system
US4491828A (en) * 1978-10-16 1985-01-01 American District Telegraph Company Two-wire multi-zone alarm system
US4287515A (en) * 1979-04-27 1981-09-01 Baker Industries, Inc. Fire detection system with multiple output signals
JPS5683895U (no) * 1979-12-01 1981-07-06
AU537701B2 (en) * 1980-05-21 1984-07-05 American District Telegragh Co. Non-home run zoning system
CH651688A5 (de) * 1980-06-23 1985-09-30 Cerberus Ag Verfahren zur uebertragung von messwerten in einer brandmeldeanlage und einrichtung zur durchfuehrung des verfahrens.
US4394655A (en) * 1981-03-13 1983-07-19 Baker Industries, Inc. Bidirectional, interactive fire detection system
CA1178678A (en) * 1981-03-13 1984-11-27 John M. Wynne Bidirectional, interactive fire detection system

Also Published As

Publication number Publication date
US4555695A (en) 1985-11-26
NO162317C (no) 1992-02-06
GB2141851A (en) 1985-01-03
CH658924A5 (fr) 1986-12-15
DE3418622A1 (de) 1984-12-06
GB2141851B (en) 1987-02-04
NO162317B (no) 1989-08-28
GB8412915D0 (en) 1984-06-27
DE3418622C2 (no) 1993-06-09

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