EP0233294A4 - Rahmenaufbau für photoelektrischen rauchsensor. - Google Patents

Rahmenaufbau für photoelektrischen rauchsensor.

Info

Publication number
EP0233294A4
EP0233294A4 EP19860904401 EP86904401A EP0233294A4 EP 0233294 A4 EP0233294 A4 EP 0233294A4 EP 19860904401 EP19860904401 EP 19860904401 EP 86904401 A EP86904401 A EP 86904401A EP 0233294 A4 EP0233294 A4 EP 0233294A4
Authority
EP
European Patent Office
Prior art keywords
smoke sensor
frame assembly
photoelectric smoke
frame
shield plate
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
EP19860904401
Other languages
English (en)
French (fr)
Other versions
EP0233294B1 (de
EP0233294A1 (de
Inventor
Etuichi Ohwasi
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 Kogyo Co 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 Nohmi Bosai Kogyo Co Ltd filed Critical Nohmi Bosai Kogyo Co Ltd
Publication of EP0233294A1 publication Critical patent/EP0233294A1/de
Publication of EP0233294A4 publication Critical patent/EP0233294A4/de
Application granted granted Critical
Publication of EP0233294B1 publication Critical patent/EP0233294B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00Fire alarms; Alarms responsive to explosion
    • G08B17/10Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/103Actuation 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
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00Fire alarms; Alarms responsive to explosion
    • G08B17/10Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11Actuation 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
    • G08B17/113Constructional 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)
EP86904401A 1985-07-22 1986-07-22 Rahmenaufbau für photoelektrischen rauchsensor Expired - Lifetime EP0233294B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP111991/85 1985-07-22
JP1985111991U JPH0434442Y2 (de) 1985-07-22 1985-07-22
PCT/JP1986/000388 WO1987000667A1 (fr) 1985-07-22 1986-07-22 Assemblage de cadre d'un detecteur photo-electrique de fumee

Publications (3)

Publication Number Publication Date
EP0233294A1 EP0233294A1 (de) 1987-08-26
EP0233294A4 true EP0233294A4 (de) 1989-03-16
EP0233294B1 EP0233294B1 (de) 1993-03-24

Family

ID=14575204

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86904401A Expired - Lifetime EP0233294B1 (de) 1985-07-22 1986-07-22 Rahmenaufbau für photoelektrischen rauchsensor

Country Status (5)

Country Link
EP (1) EP0233294B1 (de)
JP (1) JPH0434442Y2 (de)
CA (1) CA1294698C (de)
DE (1) DE3688131T2 (de)
WO (1) WO1987000667A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63163698A (ja) * 1986-12-26 1988-07-07 ホーチキ株式会社 散乱光式煙感知器
DE69317147T2 (de) * 1992-04-25 1998-10-01 Nohmi Bosai Ltd Feuermelder
ES2451915R1 (es) 2012-09-27 2014-06-02 Utc Fire & Security Americas Corporation, Inc. Sistema modular de detección de humo y procedimiento para montar un sistema de detección de humo
PE20220568A1 (es) 2019-05-21 2022-04-20 Novartis Ag Moleculas de union a cd19 y usos de las mismas
US11359941B1 (en) * 2021-05-14 2022-06-14 SimpliSafe, Inc. Smoke detector housing and surface mount

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2434178A1 (de) * 1974-07-16 1976-01-22 Matsushita Electric Works Ltd Rauchmeldegeraet nach dem lichtstreuprinzip
GB2027568A (en) * 1978-07-12 1980-02-20 Eichenauer F Electrical heating device for fluid media
FR2454661A1 (fr) * 1979-04-20 1980-11-14 Hochiki Co Appareil de detection d'incendie a tetes detectrices interchangeables

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54136981U (de) * 1978-03-15 1979-09-22
JPS5721119U (de) * 1980-07-03 1982-02-03
JPS5812316U (ja) * 1981-07-14 1983-01-26 村田 信夫 洋傘

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2434178A1 (de) * 1974-07-16 1976-01-22 Matsushita Electric Works Ltd Rauchmeldegeraet nach dem lichtstreuprinzip
GB2027568A (en) * 1978-07-12 1980-02-20 Eichenauer F Electrical heating device for fluid media
FR2454661A1 (fr) * 1979-04-20 1980-11-14 Hochiki Co Appareil de detection d'incendie a tetes detectrices interchangeables

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO8700667A1 *

Also Published As

Publication number Publication date
EP0233294B1 (de) 1993-03-24
DE3688131D1 (de) 1993-04-29
CA1294698C (en) 1992-01-21
JPH0434442Y2 (de) 1992-08-17
WO1987000667A1 (fr) 1987-01-29
JPS6220359U (de) 1987-02-06
DE3688131T2 (de) 1993-11-18
EP0233294A1 (de) 1987-08-26

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