FR2318657A1 - Systeme de detection d'incendie - Google Patents

Systeme de detection d'incendie

Info

Publication number
FR2318657A1
FR2318657A1 FR7622632A FR7622632A FR2318657A1 FR 2318657 A1 FR2318657 A1 FR 2318657A1 FR 7622632 A FR7622632 A FR 7622632A FR 7622632 A FR7622632 A FR 7622632A FR 2318657 A1 FR2318657 A1 FR 2318657A1
Authority
FR
France
Prior art keywords
detection system
fire detection
fire
detection
Prior art date
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.)
Granted
Application number
FR7622632A
Other languages
English (en)
Other versions
FR2318657B1 (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.)
Hochiki Corp
Original Assignee
Hochiki 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 Hochiki Corp filed Critical Hochiki Corp
Publication of FR2318657A1 publication Critical patent/FR2318657A1/fr
Application granted granted Critical
Publication of FR2318657B1 publication Critical patent/FR2318657B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G08B29/18—Prevention or correction of operating errors
    • G08B29/185—Signal analysis techniques for reducing or preventing false alarms or for enhancing the reliability of the system

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire Alarms (AREA)
  • Fire-Detection Mechanisms (AREA)
FR7622632A 1975-07-25 1976-07-23 Systeme de detection d'incendie Granted FR2318657A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50090057A JPS5231699A (en) 1975-07-25 1975-07-25 Fire senser

Publications (2)

Publication Number Publication Date
FR2318657A1 true FR2318657A1 (fr) 1977-02-18
FR2318657B1 FR2318657B1 (fr) 1980-08-29

Family

ID=13987941

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7622632A Granted FR2318657A1 (fr) 1975-07-25 1976-07-23 Systeme de detection d'incendie

Country Status (6)

Country Link
US (1) US4086574A (fr)
JP (1) JPS5231699A (fr)
CH (1) CH598665A5 (fr)
DE (1) DE2633534A1 (fr)
FR (1) FR2318657A1 (fr)
GB (1) GB1538291A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0018853B1 (fr) * 1979-05-07 1984-10-03 Westinghouse Electric Corporation Procédé et système pour la détection de l'impact d'un objet

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2713640A1 (de) * 1977-03-28 1978-10-12 Kraftwerk Union Ag Verfahren zur ueberwachung einer anlage und anordnung zur durchfuehrung des verfahrens
JPS5760255Y2 (fr) * 1978-01-19 1982-12-22
DE2823442A1 (de) * 1978-05-29 1979-12-13 Delphic Ltd Ueberwachungsschaltung
GB2044504B (en) * 1979-03-17 1983-04-20 Hochiki Co Count discriminating fire detector
US4376243A (en) * 1981-01-26 1983-03-08 General Motors Corporation Arc detector for electric rod furnace
JPS59201193A (ja) * 1983-04-30 1984-11-14 松下電工株式会社 火報システム
US4528553A (en) * 1983-08-16 1985-07-09 Conoco Inc. Event detection apparatus
DE3346527A1 (de) * 1983-12-22 1985-07-04 Siemens AG, 1000 Berlin und 8000 München Verfahren und anordnung zur stoerungssicheren alarmauswertung einer meldelinie einer gefahrenmeldeanlage
US4611197A (en) * 1985-02-19 1986-09-09 Sansky Michael J Malfunction-detecting status monitoring system
CH667932A5 (de) * 1985-05-24 1988-11-15 Cerberus Ag Nahbereichsueberwachungsgeraet mit schallquelle.
DE3612609A1 (de) * 1986-04-15 1987-10-22 Heidenhain Gmbh Dr Johannes Einrichtung zur seriellen uebertragung von digitalen messwerten wenigstens eines messwertwandlers
US5182448A (en) * 1990-10-05 1993-01-26 Sharp Kabushiki Kaisha Photocoupler with improved anti-noise characteristics
DE9017231U1 (de) * 1990-12-21 1992-04-16 Critikon GmbH, 2000 Norderstedt Schwerkraftinfusionsregelgerät
EP1098284B1 (fr) * 1999-11-05 2004-05-06 E.I. Technology Limited Dispositif d'alarme de fumée
WO2001075835A1 (fr) * 2000-03-31 2001-10-11 British Telecommunications Public Limited Company Dispositif de surveillance d'alarme
US7604478B2 (en) * 2005-03-21 2009-10-20 Honeywell International Inc. Vapor resistant fuel burning appliance
CN105608832A (zh) * 2016-03-31 2016-05-25 西门子瑞士有限公司 光学烟感探测器及其方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1565498A (fr) * 1968-02-15 1969-05-02
JPS5016179A (fr) * 1973-06-14 1975-02-20

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0018853B1 (fr) * 1979-05-07 1984-10-03 Westinghouse Electric Corporation Procédé et système pour la détection de l'impact d'un objet

Also Published As

Publication number Publication date
DE2633534A1 (de) 1977-02-24
FR2318657B1 (fr) 1980-08-29
GB1538291A (en) 1979-01-17
CH598665A5 (fr) 1978-05-12
US4086574A (en) 1978-04-25
JPS5231699A (en) 1977-03-10

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Legal Events

Date Code Title Description
ST Notification of lapse