ES522683A0 - Detector de humos basado en el principado de la extincion de radiacion. - Google Patents

Detector de humos basado en el principado de la extincion de radiacion.

Info

Publication number
ES522683A0
ES522683A0 ES522683A ES522683A ES522683A0 ES 522683 A0 ES522683 A0 ES 522683A0 ES 522683 A ES522683 A ES 522683A ES 522683 A ES522683 A ES 522683A ES 522683 A0 ES522683 A0 ES 522683A0
Authority
ES
Spain
Prior art keywords
principle
smoke detector
detector based
radiation extinction
extinction
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
ES522683A
Other languages
English (en)
Other versions
ES8404535A1 (es
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.)
Cerberus AG
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
Publication of ES8404535A1 publication Critical patent/ES8404535A1/es
Publication of ES522683A0 publication Critical patent/ES522683A0/es
Granted 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
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
ES522683A 1982-05-13 1983-05-13 Detector de humos basado en el principado de la extincion de radiacion. Granted ES522683A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH297382 1982-05-13

Publications (2)

Publication Number Publication Date
ES8404535A1 ES8404535A1 (es) 1984-04-16
ES522683A0 true ES522683A0 (es) 1984-04-16

Family

ID=4245793

Family Applications (1)

Application Number Title Priority Date Filing Date
ES522683A Granted ES522683A0 (es) 1982-05-13 1983-05-13 Detector de humos basado en el principado de la extincion de radiacion.

Country Status (8)

Country Link
US (1) US4559453A (es)
EP (1) EP0094534B1 (es)
JP (1) JPS58214997A (es)
CA (1) CA1208335A (es)
DE (1) DE3369213D1 (es)
ES (1) ES522683A0 (es)
NO (1) NO159967C (es)
ZA (1) ZA833436B (es)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60144458U (ja) * 1984-03-05 1985-09-25 ホーチキ株式会社 火災検出装置
FI854809A (fi) * 1984-12-18 1986-06-19 Hochiki Co Branddetektor som baserar sig pao minskat ljus.
US5144286A (en) * 1990-08-06 1992-09-01 Allen-Bradley Company, Inc. Photosensitive switch with circuit for indicating malfunction
EP0571843B1 (en) * 1992-05-25 1999-08-04 Nohmi Bosai Ltd. Fire detector
US5502434A (en) * 1992-05-29 1996-03-26 Hockiki Kabushiki Kaisha Smoke sensor
AU653684B2 (en) * 1992-11-04 1994-10-06 Nohmi Bosai Ltd Smoke detecting apparatus for fire alarm
US5543777A (en) * 1993-07-12 1996-08-06 Detection Systems, Inc. Smoke detector with individual sensitivity calibration and monitoring
US5552765A (en) * 1993-07-12 1996-09-03 Detection Systems, Inc. Smoke detector with individually stored range of acceptable sensitivity
JPH09270085A (ja) * 1996-04-01 1997-10-14 Hamamatsu Photonics Kk 発煙検知装置
GB2319604A (en) * 1996-11-25 1998-05-27 Kidde Fire Protection Ltd Smoke and particle detector
US6504750B1 (en) * 2001-08-27 2003-01-07 Micron Technology, Inc. Resistive memory element sensing using averaging
US6826102B2 (en) * 2002-05-16 2004-11-30 Micron Technology, Inc. Noise resistant small signal sensing circuit for a memory device
US6813208B2 (en) * 2002-07-09 2004-11-02 Micron Technology, Inc. System and method for sensing data stored in a resistive memory element using one bit of a digital count
AU2003268142A1 (en) * 2002-08-23 2004-03-11 General Electric Company Rapidly responding, false detection immune alarm signal producing smoke detector
KR100778153B1 (ko) 2006-11-14 2007-11-22 주식회사 가스트론 수신반까지의 전선의 길이에 적응하여 출력전류를 일정하게조절하는 회로를 가진 가스누설 감지기
KR101429320B1 (ko) * 2007-07-19 2014-08-11 호치키 가부시키가이샤 경보기
WO2012008627A1 (ko) 2010-07-13 2012-01-19 볼보 컨스트럭션 이큅먼트 에이비 건설기계의 선회 제어 장치 및 그 방법
DE102011108389A1 (de) * 2011-07-22 2013-01-24 PPP "KB Pribor" Ltd. Rauchdetektor
GB2537940B (en) 2015-05-01 2018-02-14 Thorn Security Fire detector drift compensation
CN111263958B (zh) * 2017-10-30 2022-05-27 开利公司 检测器装置中的补偿器
CN113538837B (zh) * 2021-07-08 2022-09-13 深圳市豪恩安全科技有限公司 光电感烟探测方法、探测装置及计算机可读存储介质
CN113990023B (zh) * 2021-10-26 2023-01-24 无锡商业职业技术学院 一种用于光电式烟雾探测器的自校准、补偿电路和方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011458A (en) * 1975-10-09 1977-03-08 Pyrotector, Incorporated Photoelectric detector with light source intensity regulation
JPS53144387A (en) * 1977-05-23 1978-12-15 Hochiki Co Depreciation type detector
JPS5829558B2 (ja) * 1977-05-23 1983-06-23 ホーチキ株式会社 減光式感知器
US4185278A (en) * 1977-09-22 1980-01-22 HF Systems, Incorporated Obscuration type smoke detector
US4260984A (en) * 1979-03-17 1981-04-07 Hochiki Corporation Count discriminating fire detector
JPS5631625A (en) * 1979-08-24 1981-03-31 Hochiki Corp Smoke detector of photoelectronic type
JPS56133548A (en) * 1980-03-25 1981-10-19 Shigeo Kobayashi Fan device for air exhaust
JPS5722541A (en) * 1980-07-15 1982-02-05 Matsushita Electric Works Ltd Light reduction type smoke sensor

Also Published As

Publication number Publication date
EP0094534A1 (de) 1983-11-23
ZA833436B (en) 1984-01-25
NO159967C (no) 1989-02-22
ES8404535A1 (es) 1984-04-16
NO159967B (no) 1988-11-14
CA1208335A (en) 1986-07-22
US4559453A (en) 1985-12-17
EP0094534B1 (de) 1987-01-14
NO831682L (no) 1983-11-14
JPH0441395B2 (es) 1992-07-08
JPS58214997A (ja) 1983-12-14
DE3369213D1 (en) 1987-02-19

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19991108