DE69224609D1 - Feuerdetektor - Google Patents

Feuerdetektor

Info

Publication number
DE69224609D1
DE69224609D1 DE69224609T DE69224609T DE69224609D1 DE 69224609 D1 DE69224609 D1 DE 69224609D1 DE 69224609 T DE69224609 T DE 69224609T DE 69224609 T DE69224609 T DE 69224609T DE 69224609 D1 DE69224609 D1 DE 69224609D1
Authority
DE
Germany
Prior art keywords
fire detector
fire
detector
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.)
Expired - Fee Related
Application number
DE69224609T
Other languages
English (en)
Other versions
DE69224609T2 (de
Inventor
Agata C O Nohmi Bosai Masanobu
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.)
Nohmi Bosai Ltd
Original Assignee
Nohmi Bosai Ltd
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 JP3324695A external-priority patent/JP3012722B2/ja
Priority claimed from JP32469491A external-priority patent/JPH05159169A/ja
Application filed by Nohmi Bosai Ltd filed Critical Nohmi Bosai Ltd
Application granted granted Critical
Publication of DE69224609D1 publication Critical patent/DE69224609D1/de
Publication of DE69224609T2 publication Critical patent/DE69224609T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G08B29/046—Monitoring of the detection circuits prevention of tampering with detection circuits
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • 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

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 Alarms (AREA)
DE69224609T 1991-12-09 1992-11-25 Feuerdetektor Expired - Fee Related DE69224609T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3324695A JP3012722B2 (ja) 1991-12-09 1991-12-09 火災感知器
JP32469491A JPH05159169A (ja) 1991-12-09 1991-12-09 火災感知器

Publications (2)

Publication Number Publication Date
DE69224609D1 true DE69224609D1 (de) 1998-04-09
DE69224609T2 DE69224609T2 (de) 1998-10-15

Family

ID=26571565

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69224609T Expired - Fee Related DE69224609T2 (de) 1991-12-09 1992-11-25 Feuerdetektor

Country Status (3)

Country Link
US (1) US5339072A (de)
EP (1) EP0549888B1 (de)
DE (1) DE69224609T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4207807C2 (de) * 1992-03-12 1994-03-31 Deutsche Aerospace Airbus Vorrichtung zur Rauchmeldung
US5739756A (en) * 1997-01-23 1998-04-14 Margulies; Stuart Carbon monoxide detection system for motor vehicles
DE10319688B4 (de) * 2003-05-02 2007-01-11 Airbus Deutschland Gmbh Vorrichtung zur permanenten Überwachung eines in einem Flugzeug angeordneten Rauchdetektors
US20050128093A1 (en) * 2003-12-16 2005-06-16 Genova James J. Self-protected fire-sensing alarm apparatus and method
US7045730B2 (en) * 2003-12-30 2006-05-16 Symbol Technologies, Inc. Tamper resistance apparatus for an electrical device and an electrical device including the apparatus
US7592922B2 (en) * 2007-01-18 2009-09-22 Michael E. La Vigne Smoke detector guard concentrator
CN106888559A (zh) * 2017-04-19 2017-06-23 浙江开民电器有限公司 一种电气火灾监控器的安装结构
CN108898780A (zh) * 2018-07-13 2018-11-27 江苏慧学堂系统工程有限公司 一种基于无线网络的烟雾探测装置
EP4177860A1 (de) * 2019-04-02 2023-05-10 E.I. Technology Unlimited Company Ultraschallhinderniserkennung in alarmvorrichtungen
EP3907711A1 (de) 2020-05-08 2021-11-10 Carrier Corporation Konfigurierbare alarmsystemkomponente
ES2971129T3 (es) * 2020-11-30 2024-06-03 Carrier Corp Detección de incendios en un compartimento ocupado
US11232704B1 (en) * 2020-12-30 2022-01-25 Donesha Baldwin Gardner Smoking detection device with tamper countermeasures

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3959788A (en) * 1974-05-10 1976-05-25 General Signal Corporation Ionization-type fire detector
US4092641A (en) * 1976-07-06 1978-05-30 Statitrol Corporation Security interlock switch system for smoke detectors and the like
US4238679A (en) * 1978-12-07 1980-12-09 Conrac Corporation Dual-chamber ionization smoke detector assembly
US4529976A (en) * 1982-10-29 1985-07-16 Frederick M. Jameson Smoke detector with masking shield
JPS6044194U (ja) * 1983-09-05 1985-03-28 能美防災工業株式会社 イオン化式煙感知器の耐熱ケ−ス
JPS6044193U (ja) * 1983-09-05 1985-03-28 能美防災工業株式会社 イオン化式煙感知器
US4630037A (en) * 1984-07-16 1986-12-16 Roy P. Gaspard Smoking violation detector

Also Published As

Publication number Publication date
EP0549888A1 (de) 1993-07-07
DE69224609T2 (de) 1998-10-15
EP0549888B1 (de) 1998-03-04
US5339072A (en) 1994-08-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee