CH662196A5 - Detecteur de fumee a lumiere diffuse. - Google Patents

Detecteur de fumee a lumiere diffuse. Download PDF

Info

Publication number
CH662196A5
CH662196A5 CH1035/85A CH103585A CH662196A5 CH 662196 A5 CH662196 A5 CH 662196A5 CH 1035/85 A CH1035/85 A CH 1035/85A CH 103585 A CH103585 A CH 103585A CH 662196 A5 CH662196 A5 CH 662196A5
Authority
CH
Switzerland
Prior art keywords
smoke
light
light emitting
smoke detector
angle
Prior art date
Application number
CH1035/85A
Other languages
English (en)
French (fr)
Inventor
Nagashima Tetsuya
Original Assignee
Hochiki Co
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 Co filed Critical Hochiki Co
Publication of CH662196A5 publication Critical patent/CH662196A5/fr

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
    • G08B17/107—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 for detecting light-scattering due to smoke
    • 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

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CH1035/85A 1984-03-09 1985-03-07 Detecteur de fumee a lumiere diffuse. CH662196A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984033961U JPS60148688U (ja) 1984-03-09 1984-03-09 散乱光式煙感知器

Publications (1)

Publication Number Publication Date
CH662196A5 true CH662196A5 (fr) 1987-09-15

Family

ID=12401086

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1035/85A CH662196A5 (fr) 1984-03-09 1985-03-07 Detecteur de fumee a lumiere diffuse.

Country Status (5)

Country Link
JP (1) JPS60148688U (enrdf_load_stackoverflow)
CH (1) CH662196A5 (enrdf_load_stackoverflow)
DE (1) DE3507996A1 (enrdf_load_stackoverflow)
GB (1) GB2158573A (enrdf_load_stackoverflow)
NO (1) NO850914L (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0820363B2 (ja) * 1985-11-29 1996-03-04 ジエント リミテイド 火災検知器
GB9014015D0 (en) * 1990-06-23 1990-08-15 Dennis Peter N J Improvements in or relating to smoke detectors
DE4028188A1 (de) * 1990-09-05 1992-03-12 Esser Sicherheitstechnik Brandmelder mit einem streulicht- und einem ionisationssystem
US5164604A (en) * 1991-05-01 1992-11-17 Allied-Signal Inc. Multiport particle detection apparatus utilizing a plenum having a plurality of spatically separate channels in fluid combination
CN108416777B (zh) * 2018-03-16 2019-05-10 佛山市合能物联软件开发有限公司 车辆尾气黑度值计算方法及系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50134172A (enrdf_load_stackoverflow) * 1974-04-17 1975-10-24
JPS5649995U (enrdf_load_stackoverflow) * 1979-09-19 1981-05-02
JPS5653295U (enrdf_load_stackoverflow) * 1979-09-29 1981-05-11
JPS56100342A (en) * 1980-01-14 1981-08-12 Matsushita Electric Works Ltd Photoelectric type smoke sensor
JPS6032186Y2 (ja) * 1981-07-28 1985-09-26 ティー・シー・エム株式会社 ロ−タリ除雪装置における金属異物検知装置
JPS605076Y2 (ja) * 1981-07-29 1985-02-15 勇 沼田 消波装置
JPS5840477U (ja) * 1981-09-14 1983-03-17 株式会社クボタ 歩行型移動農機
JPS6013449U (ja) * 1983-03-31 1985-01-29 ホーチキ株式会社 散乱光式煙感知器の検煙部構造

Also Published As

Publication number Publication date
NO850914L (no) 1985-09-10
JPS60148688U (ja) 1985-10-02
JPH0435990Y2 (enrdf_load_stackoverflow) 1992-08-25
GB8506035D0 (en) 1985-04-11
DE3507996A1 (de) 1985-10-10
GB2158573A (en) 1985-11-13

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