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FR2222708B3 - - Google Patents

Info

Publication number
FR2222708B3
FR2222708B3 FR7409069A FR7409069A FR2222708B3 FR 2222708 B3 FR2222708 B3 FR 2222708B3 FR 7409069 A FR7409069 A FR 7409069A FR 7409069 A FR7409069 A FR 7409069A FR 2222708 B3 FR2222708 B3 FR 2222708B3
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7409069A
Other versions
FR2222708A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Time Corp
Original Assignee
General Time Corp
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 General Time Corp filed Critical General Time Corp
Publication of FR2222708A1 publication Critical patent/FR2222708A1/fr
Application granted granted Critical
Publication of FR2222708B3 publication Critical patent/FR2222708B3/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G08B29/043—Monitoring of the detection circuits of fire detection circuits
    • 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
    • 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
    • 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
    • G08B29/16—Security signalling or alarm systems, e.g. redundant systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)
  • Alarm Systems (AREA)
FR7409069A 1973-03-19 1974-03-18 Expired FR2222708B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA166,370A CA1014675A (en) 1973-03-19 1973-03-19 Emergency alarm system

Publications (2)

Publication Number Publication Date
FR2222708A1 FR2222708A1 (fr) 1974-10-18
FR2222708B3 true FR2222708B3 (fr) 1977-01-07

Family

ID=4096113

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7409069A Expired FR2222708B3 (fr) 1973-03-19 1974-03-18

Country Status (6)

Country Link
US (1) US3952294A (fr)
CA (1) CA1014675A (fr)
DE (1) DE2413162A1 (fr)
FR (1) FR2222708B3 (fr)
GB (2) GB1472942A (fr)
IT (1) IT1009317B (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4106007A (en) * 1974-07-17 1978-08-08 New England Power Service Company Method and apparatus for transmitting intelligence over a carrier wave
NZ182979A (en) * 1975-12-23 1980-11-28 Univ Melbourne Transponders for monitoring electric fence effectiveness
JPS5299099A (en) * 1976-02-16 1977-08-19 Nohmi Bosai Kogyo Co Ltd Fire detector
DE2707409C2 (de) * 1977-02-21 1985-02-21 Hartwig Dipl.-Ing. 2409 Scharbeutz Beyersdorf Ionisationsbrandmelder
DD136078A1 (de) * 1977-12-08 1979-06-13 Willi Wogatzke Schaltungsanordnung fuer einen ionisationsfeuermelder mit selbstueberwachung seiner funktion
DE2810534C2 (de) * 1978-03-10 1983-10-20 Siemens AG, 1000 Berlin und 8000 München Rundsteueranlage
CH629905A5 (de) * 1978-07-17 1982-05-14 Cerberus Ag Gas- und/oder brandmeldeanlage.
US4282520A (en) * 1978-10-25 1981-08-04 Shipp John I Piezoelectric horn and a smoke detector containing same
ZA81878B (en) * 1980-02-18 1982-02-24 Sangamo Weston Transmission systems for transmitting signals over power distribution networks,and transmitters for use therein
US4481502A (en) * 1982-03-26 1984-11-06 Dawson N Rick Central smoke alarm and annunciator
US4916432A (en) * 1987-10-21 1990-04-10 Pittway Corporation Smoke and fire detection system communication
US6172612B1 (en) 1999-06-04 2001-01-09 Mark Odachowski Smoke detector with remote testing, shutoff and powering means
EP1555642B1 (fr) * 2002-10-10 2007-09-05 Valery Vasilievich Ovchinnikov Procede de formation et de transmission de signaux
US7005999B2 (en) * 2003-01-15 2006-02-28 Michael Alexander Salzhauer Personal monitoring system
US7289036B2 (en) * 2003-01-15 2007-10-30 Michael Alexander Salzhauer Personal alarm device
US6897774B2 (en) * 2003-05-07 2005-05-24 Edwards Systems Technology, Inc. Ambient condition detector with multipe sensors and single control unit
US8068034B2 (en) 2007-11-14 2011-11-29 Pioneering Technology Corp. Safety sensor device
JP6175235B2 (ja) * 2012-12-25 2017-08-02 能美防災株式会社 火災報知設備及びそれに利用する火災感知器及び終端装置
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
US12151131B1 (en) * 2023-05-17 2024-11-26 Tyco Fire & Security Gmbh Fire panel end of line supervision monitoring

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3697984A (en) * 1969-05-23 1972-10-10 Clendenin Inventors Ltd Partne Computer-alarm interface system
ZA71780B (en) * 1970-03-31 1971-10-27 Nittan Co Ltd Fire alarming system

Also Published As

Publication number Publication date
CA1014675A (en) 1977-07-26
DE2413162A1 (de) 1974-10-03
GB1472942A (en) 1977-05-11
IT1009317B (it) 1976-12-10
FR2222708A1 (fr) 1974-10-18
GB1472941A (en) 1977-05-11
US3952294A (en) 1976-04-20

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