AT344547B - AUTOMATIC FIRE DETECTION SYSTEM - Google Patents

AUTOMATIC FIRE DETECTION SYSTEM

Info

Publication number
AT344547B
AT344547B AT553874A AT553874A AT344547B AT 344547 B AT344547 B AT 344547B AT 553874 A AT553874 A AT 553874A AT 553874 A AT553874 A AT 553874A AT 344547 B AT344547 B AT 344547B
Authority
AT
Austria
Prior art keywords
detection system
fire detection
automatic fire
automatic
fire
Prior art date
Application number
AT553874A
Other languages
German (de)
Other versions
ATA553874A (en
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of ATA553874A publication Critical patent/ATA553874A/en
Application granted granted Critical
Publication of AT344547B publication Critical patent/AT344547B/en

Links

Classifications

    • 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
    • G08B26/006—Alarm systems in which substations are interrogated in succession by a central station with substations connected to an individual line, e.g. star configuration

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
AT553874A 1973-08-14 1974-07-05 AUTOMATIC FIRE DETECTION SYSTEM AT344547B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732341087 DE2341087C3 (en) 1973-08-14 1973-08-14 Automatic fire alarm system

Publications (2)

Publication Number Publication Date
ATA553874A ATA553874A (en) 1977-11-15
AT344547B true AT344547B (en) 1978-07-25

Family

ID=5889723

Family Applications (1)

Application Number Title Priority Date Filing Date
AT553874A AT344547B (en) 1973-08-14 1974-07-05 AUTOMATIC FIRE DETECTION SYSTEM

Country Status (6)

Country Link
JP (1) JPS5715437B2 (en)
AT (1) AT344547B (en)
CH (1) CH575629A5 (en)
DE (1) DE2341087C3 (en)
NL (1) NL182757C (en)
SE (1) SE401574B (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2533330C3 (en) * 1975-07-25 1981-08-13 Siemens AG, 1000 Berlin und 8000 München Method and device for the transmission of measured values in a fire alarm system
DE2655271C2 (en) * 1976-12-07 1986-02-27 Bieler u. Lang oHG, Automation Steuer-Regeltechnik, 7590 Achern Device for measuring the gas concentration in several rooms
DE2817089B2 (en) * 1978-04-19 1980-12-18 Siemens Ag, 1000 Berlin Und 8000 Muenchen Alarm system
DE2817053C2 (en) * 1978-04-19 1985-11-21 Siemens AG, 1000 Berlin und 8000 München Alarm system
DE2817090B2 (en) * 1978-04-19 1980-10-30 Siemens Ag, 1000 Berlin Und 8000 Muenchen Alarm system
DE2817121C2 (en) * 1978-04-19 1985-10-10 Siemens AG, 1000 Berlin und 8000 München Alarm system
ZA785255B (en) * 1978-09-15 1979-12-27 Anglo Amer Corp South Africa Alarm system
DE2903266C2 (en) * 1979-01-29 1985-08-08 Siemens AG, 1000 Berlin und 8000 München Alarm system
JPS56132690A (en) * 1980-03-19 1981-10-17 Hochiki Co Fire detector
JPS6012238Y2 (en) * 1980-12-10 1985-04-20 松下電工株式会社 Transmitted light smoke detector
DE3107830A1 (en) * 1981-02-25 1982-09-09 Auergesellschaft Gmbh, 1000 Berlin METHOD AND ARRANGEMENT FOR MAINTAINING THE ALARM OF A GAS DETECTOR
DE3123451A1 (en) * 1981-06-12 1982-12-30 Siemens AG, 1000 Berlin und 8000 München METHOD AND ARRANGEMENT FOR DETECTING FAULTS IN DANGEROUS, IN PARTICULAR FIRE DETECTING PLANTS
DE3127324A1 (en) * 1981-07-10 1983-01-27 Siemens AG, 1000 Berlin und 8000 München METHOD AND ARRANGEMENT FOR INCREASING THE SENSITIVITY AND EMERGENCY SAFETY IN A DANGER, IN PARTICULAR FIRE DETECTING SYSTEM
JPS58127292A (en) * 1982-01-26 1983-07-29 ニツタン株式会社 Fire sensing system
EP0121048B1 (en) * 1983-03-04 1987-05-06 Cerberus Ag Circuit arrangement for the interference level control of detectors, arranged in a danger detection device
JPS59201193A (en) * 1983-04-30 1984-11-14 松下電工株式会社 Fire alarm system
JPS6064428U (en) * 1983-10-12 1985-05-07 クラリオン株式会社 Tape player with tape discrimination function
DE3337330A1 (en) * 1983-10-13 1985-04-25 Siemens AG, 1000 Berlin und 8000 München METHOD AND ARRANGEMENT FOR ANALOGUE TRANSFER OF MEASURED VALUES OF THE RESPECTIVE FIRE CHARACTERISTICS OF A MULTI-CRITERIA FIRE DETECTOR
JPS6115300A (en) * 1984-06-29 1986-01-23 ホーチキ株式会社 Fire alarm
JPS6149297A (en) * 1984-08-17 1986-03-11 ホーチキ株式会社 Fire alarm
JPH0719315B2 (en) * 1985-04-09 1995-03-06 ホーチキ株式会社 Fire alarm
JPS61237197A (en) * 1985-04-12 1986-10-22 ホーチキ株式会社 Fire alarm
DE3677416D1 (en) * 1985-05-24 1991-03-14 Siemens Ag Burglar alarm system.
JPS6219999A (en) * 1985-07-18 1987-01-28 ホーチキ株式会社 Fire alarm
DE4023412A1 (en) * 1990-07-23 1992-02-13 Hirschmann Richard Gmbh Co Inductive coupling for electrical energy of signals - uses bandpass filter with periodic short-circuiting of secondary oscillation circuit
JP3274929B2 (en) * 1994-03-30 2002-04-15 能美防災株式会社 Initial fire detection device

Also Published As

Publication number Publication date
JPS5715437B2 (en) 1982-03-30
DE2341087C3 (en) 1979-09-27
DE2341087B2 (en) 1979-02-08
JPS5051299A (en) 1975-05-08
DE2341087A1 (en) 1975-02-27
NL182757C (en) 1988-05-02
CH575629A5 (en) 1976-05-14
SE401574B (en) 1978-05-16
SE7410312L (en) 1975-02-17
ATA553874A (en) 1977-11-15
NL7409941A (en) 1975-02-18

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee