CH558963A - FIRE ALARM. - Google Patents

FIRE ALARM.

Info

Publication number
CH558963A
CH558963A CH1721973A CH1721973A CH558963A CH 558963 A CH558963 A CH 558963A CH 1721973 A CH1721973 A CH 1721973A CH 1721973 A CH1721973 A CH 1721973A CH 558963 A CH558963 A CH 558963A
Authority
CH
Switzerland
Prior art keywords
fire alarm
alarm
fire
Prior art date
Application number
CH1721973A
Other languages
German (de)
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 CH1721973A priority Critical patent/CH558963A/en
Priority to DE19742453061 priority patent/DE2453061A1/en
Priority to IT29619/74A priority patent/IT1025843B/en
Priority to ES432178A priority patent/ES432178A1/en
Priority to NL7415455A priority patent/NL7415455A/en
Priority to ZA00747656A priority patent/ZA747656B/en
Priority to FR7439544A priority patent/FR2254072B1/fr
Priority to AU75986/74A priority patent/AU487784B2/en
Priority to BE151162A priority patent/BE822952A/en
Priority to DK635874A priority patent/DK635874A/da
Priority to GB5287974A priority patent/GB1454829A/en
Priority to SE7415325A priority patent/SE7415325L/xx
Publication of CH558963A publication Critical patent/CH558963A/en
Priority to US05/689,375 priority patent/US4074341A/en

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
    • G08B17/113—Constructional details
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/04—Monitoring of the detection circuits
    • G08B29/046—Monitoring of the detection circuits prevention of tampering with detection circuits
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/12—Checking intermittently signalling or alarm systems
    • G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits
    • G08B29/145—Checking intermittently signalling or alarm systems checking the detection circuits of fire detection circuits

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)
CH1721973A 1973-12-07 1973-12-07 FIRE ALARM. CH558963A (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
CH1721973A CH558963A (en) 1973-12-07 1973-12-07 FIRE ALARM.
DE19742453061 DE2453061A1 (en) 1973-12-07 1974-11-08 FIRE ALARM
IT29619/74A IT1025843B (en) 1973-12-07 1974-11-20 INCEMDIO ALARM
ES432178A ES432178A1 (en) 1973-12-07 1974-11-22 Socket-mounted fire sensors
NL7415455A NL7415455A (en) 1973-12-07 1974-11-27 FIRE ALARM.
ZA00747656A ZA747656B (en) 1973-12-07 1974-12-02 Interlocked separable fire sensor construction
FR7439544A FR2254072B1 (en) 1973-12-07 1974-12-03
AU75986/74A AU487784B2 (en) 1973-12-07 1974-12-03 Interlocked separable fire sensor construction
BE151162A BE822952A (en) 1973-12-07 1974-12-04 FIRE WARNING
DK635874A DK635874A (en) 1973-12-07 1974-12-06
GB5287974A GB1454829A (en) 1973-12-07 1974-12-06 Socket-mounted fire sensors
SE7415325A SE7415325L (en) 1973-12-07 1974-12-06
US05/689,375 US4074341A (en) 1973-12-07 1976-05-24 Interlocked separable fire sensor construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1721973A CH558963A (en) 1973-12-07 1973-12-07 FIRE ALARM.

Publications (1)

Publication Number Publication Date
CH558963A true CH558963A (en) 1975-02-14

Family

ID=4423685

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1721973A CH558963A (en) 1973-12-07 1973-12-07 FIRE ALARM.

Country Status (11)

Country Link
BE (1) BE822952A (en)
CH (1) CH558963A (en)
DE (1) DE2453061A1 (en)
DK (1) DK635874A (en)
ES (1) ES432178A1 (en)
FR (1) FR2254072B1 (en)
GB (1) GB1454829A (en)
IT (1) IT1025843B (en)
NL (1) NL7415455A (en)
SE (1) SE7415325L (en)
ZA (1) ZA747656B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0026865A2 (en) * 1979-10-05 1981-04-15 Cerberus Ag Arrangement for the removal of a fire-alarm unit from a socket
WO1997005586A1 (en) * 1995-07-27 1997-02-13 Thorn Security Limited Fire detector positioning

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2916412C2 (en) * 1979-04-23 1982-04-22 Hochiki Corp., Tokyo Coupling mechanism for a fire detector, smoke gas indicator or the like.
JP2654073B2 (en) * 1988-04-08 1997-09-17 松下電工株式会社 Embedded sensor base
GB8817606D0 (en) * 1988-07-23 1988-09-01 Ranton & Co Ltd Electrical accessories
GB2405735A (en) * 2003-09-05 2005-03-09 Gordon Dunwell Smoke alarm holder and tool
GB2480091B (en) * 2010-05-06 2012-10-17 Southern Electric Contracting Ltd Improvements in and relating to electrical connectors
EP3386038A1 (en) 2010-05-06 2018-10-10 Southern Electric Contracting Limited Improvements in and relating to electrical connectors
DK201100082U3 (en) * 2011-05-04 2012-08-24 Andersen Keld Gade Alarm unit and tool for alarm unit
DE102014011576B3 (en) 2014-08-02 2015-09-10 Hekatron Vertriebs Gmbh Fire detector with interlocking and method for locking and unlocking a detector part with a base part of a fire detector
WO2016046894A1 (en) * 2014-09-22 2016-03-31 株式会社Pfu Detachable fixture for overhead-mounted device
DE102014019172B4 (en) 2014-12-17 2023-12-07 Elmos Semiconductor Se Device and method for distinguishing between solid objects, cooking fumes and smoke using a compensating optical measuring system
DE102014019773B4 (en) 2014-12-17 2023-12-07 Elmos Semiconductor Se Device and method for distinguishing between solid objects, cooking fumes and smoke using the display of a mobile telephone
CN108281817A (en) * 2018-02-09 2018-07-13 立讯电子科技（昆山）有限公司 Plug connector component
DE102018123767A1 (en) * 2018-09-26 2020-03-26 effexx Kommunikations- und Meldesysteme GmbH & Co. KG Sensor, in particular designed as a fire detector

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0026865A2 (en) * 1979-10-05 1981-04-15 Cerberus Ag Arrangement for the removal of a fire-alarm unit from a socket
EP0026865A3 (en) * 1979-10-05 1982-02-03 Cerberus Ag Arrangement for the removal of a fire-alarm unit from a socket
WO1997005586A1 (en) * 1995-07-27 1997-02-13 Thorn Security Limited Fire detector positioning

Also Published As

Publication number Publication date
SE7415325L (en) 1975-06-09
ES432178A1 (en) 1976-09-16
FR2254072A1 (en) 1975-07-04
GB1454829A (en) 1976-11-03
NL7415455A (en) 1975-06-10
AU7598674A (en) 1976-06-03
DK635874A (en) 1975-07-21
DE2453061A1 (en) 1975-06-12
FR2254072B1 (en) 1976-10-22
BE822952A (en) 1975-04-01
ZA747656B (en) 1976-01-28
IT1025843B (en) 1978-08-30

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Legal Events

Date Code Title Description
PL Patent ceased