DE3617160A1 - Verfahren und anordnung zum erkennen von strahlung - Google Patents

Verfahren und anordnung zum erkennen von strahlung

Info

Publication number
DE3617160A1
DE3617160A1 DE19863617160 DE3617160A DE3617160A1 DE 3617160 A1 DE3617160 A1 DE 3617160A1 DE 19863617160 DE19863617160 DE 19863617160 DE 3617160 A DE3617160 A DE 3617160A DE 3617160 A1 DE3617160 A1 DE 3617160A1
Authority
DE
Germany
Prior art keywords
radiation
window
test
sensor
sensitive component
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.)
Withdrawn
Application number
DE19863617160
Other languages
German (de)
English (en)
Inventor
Nicholas Sydney Windsor Berkshire Allen
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.)
Kidde Graviner Ltd
Original Assignee
Kidde Graviner Ltd Derby Derbyshire
Graviner 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
Application filed by Kidde Graviner Ltd Derby Derbyshire, Graviner Ltd filed Critical Kidde Graviner Ltd Derby Derbyshire
Publication of DE3617160A1 publication Critical patent/DE3617160A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
    • 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
    • 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)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
DE19863617160 1985-05-28 1986-05-22 Verfahren und anordnung zum erkennen von strahlung Withdrawn DE3617160A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08513419A GB2175686A (en) 1985-05-28 1985-05-28 Fire or explosion detection arrangement

Publications (1)

Publication Number Publication Date
DE3617160A1 true DE3617160A1 (de) 1986-12-04

Family

ID=10579767

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19863617160 Withdrawn DE3617160A1 (de) 1985-05-28 1986-05-22 Verfahren und anordnung zum erkennen von strahlung

Country Status (5)

Country Link
US (1) US4728794A (enExample)
CH (1) CH671842A5 (enExample)
DE (1) DE3617160A1 (enExample)
GB (3) GB2175686A (enExample)
NO (1) NO862094L (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4826316A (en) * 1987-05-29 1989-05-02 Detector Electronics Corporation Radiation detection apparatus
GB8829892D0 (en) * 1988-12-22 1989-09-13 Racal Guardall Scotland Radiation detection arrangements and methods
DE3924250A1 (de) * 1989-07-21 1991-02-07 Preussag Ag Feuerschutz Branddetektor
US5130546A (en) * 1990-10-17 1992-07-14 Kaman Aerospace Corporation Reduction of undesired hyperfine line absorption in optical resonance filters
NL1003500C2 (nl) * 1996-07-04 1998-01-07 Aritech Bv Bewakingssysteem met lichtgeleidende middelen.
US5914489A (en) * 1997-07-24 1999-06-22 General Monitors, Incorporated Continuous optical path monitoring of optical flame and radiation detectors
US5812270A (en) * 1997-09-17 1998-09-22 Ircon, Inc. Window contamination detector
GB2396943A (en) 2003-01-03 2004-07-07 Apollo Fire Detectors Ltd Hazard detector
US7244946B2 (en) * 2004-05-07 2007-07-17 Walter Kidde Portable Equipment, Inc. Flame detector with UV sensor
GB2426577A (en) * 2005-05-27 2006-11-29 Thorn Security An optical detector with a reflector outside of its housing, and a plurality of sensors inside of its housing
GB2426578A (en) * 2005-05-27 2006-11-29 Thorn Security A flame detector having a pulsing optical test source that simulates the frequency of a flame
ES2395984T3 (es) 2010-04-26 2013-02-18 Minimax Gmbh & Co Kg Procedimiento y dispositivo para limpiar una pantalla de inspección de un avisador de incendios
US9123222B2 (en) 2012-03-15 2015-09-01 Ninve Jr. Inc. Apparatus and method for detecting tampering with an infra-red motion sensor
JP5952614B2 (ja) * 2012-03-30 2016-07-13 能美防災株式会社 煙感知器
SI2887330T1 (sl) 2013-12-17 2017-04-26 Minimax Gmbh & Co. Kg Postopek in naprava za čiščenje okna optičnega vhoda požarnega alarma
DE202013012395U1 (de) 2013-12-17 2016-09-05 Minimax Gmbh & Co. Kg Vorrichtung zum Reinigen eines optischen Eintrittsfensters
ES3021261T3 (en) * 2016-07-05 2025-05-26 Ott Hydromet B V Method and device determining soiling of a shield
NL2017108B1 (en) * 2016-07-05 2018-01-12 Kipp & Zonen B V Method and device determining soiling of a shield

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE754420A (fr) * 1969-08-06 1971-01-18 Degussa Procede pour la preparation de 4-ureidohexahydropyrimidinone -(2)
US3903422A (en) * 1974-06-14 1975-09-02 Gte Laboratories Inc Digital fluorometer
US3952196A (en) * 1975-02-05 1976-04-20 Detector Electronics Corporation Radiation detection apparatus
DE2833635C2 (de) * 1978-08-01 1983-05-05 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Messung der Verschmutzung von optischen Grenzflächen bei optischen Empfängern und Einrichtung zur Durchführung des Verfahrens
US4560874A (en) * 1981-06-02 1985-12-24 Santa Barbara Research Center Reference channel for sensing optical contamination
IN158131B (enExample) * 1981-06-02 1986-09-13 Santa Barbara Res Center
EP0078443A3 (en) * 1981-10-30 1984-11-28 Armtec Industries, Inc. Fire detection system
CH665915A5 (de) * 1981-11-13 1988-06-15 Paul Kovacs Vorrichtung zur ueberwachung der eisbildung.
US4529881A (en) * 1982-03-02 1985-07-16 Pyrotector, Inc. Flame detector with test lamp and adjustable field of view
JPS58182519A (ja) * 1982-04-20 1983-10-25 Toshiba Corp 熱塊検出器
GB2141228B (en) * 1983-06-09 1987-01-07 Shorrock Security Systems Ltd Infra-red intrusion detector

Also Published As

Publication number Publication date
GB8611848D0 (en) 1986-06-25
CH671842A5 (enExample) 1989-09-29
GB8513419D0 (en) 1985-07-03
NO862094L (no) 1986-12-01
GB2175689A (en) 1986-12-03
GB2175689B (en) 1989-07-05
GB2175686A (en) 1986-12-03
US4728794A (en) 1988-03-01
GB8612521D0 (en) 1986-07-02

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: KIDDE-GRAVINER LTD., DERBY, DERBYSHIRE, GB

8139 Disposal/non-payment of the annual fee