NO902239D0 - Roeksensor av ionetypen. - Google Patents

Roeksensor av ionetypen.

Info

Publication number
NO902239D0
NO902239D0 NO902239A NO902239A NO902239D0 NO 902239 D0 NO902239 D0 NO 902239D0 NO 902239 A NO902239 A NO 902239A NO 902239 A NO902239 A NO 902239A NO 902239 D0 NO902239 D0 NO 902239D0
Authority
NO
Norway
Prior art keywords
smoke sensor
ion type
type smoke
ion
sensor
Prior art date
Application number
NO902239A
Other languages
English (en)
Other versions
NO902239L (no
NO300945B1 (no
Inventor
Satoru Koizumi
Tetsuya Nagashima
Yoshihito Hirai
Yoshinori Kaminaka
Eiji Matsushita
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 NO902239D0 publication Critical patent/NO902239D0/no
Publication of NO902239L publication Critical patent/NO902239L/no
Publication of NO300945B1 publication Critical patent/NO300945B1/no

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
    • G08B17/11—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)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
NO902239A 1989-05-22 1990-05-21 Röksensor av ionetypen NO300945B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1128585A JPH02307198A (ja) 1989-05-22 1989-05-22 イオン化式煙感知器

Publications (3)

Publication Number Publication Date
NO902239D0 true NO902239D0 (no) 1990-05-21
NO902239L NO902239L (no) 1990-11-23
NO300945B1 NO300945B1 (no) 1997-08-18

Family

ID=14988393

Family Applications (1)

Application Number Title Priority Date Filing Date
NO902239A NO300945B1 (no) 1989-05-22 1990-05-21 Röksensor av ionetypen

Country Status (9)

Country Link
JP (1) JPH02307198A (no)
AT (1) AT397878B (no)
AU (1) AU616844B2 (no)
CH (1) CH683465A5 (no)
DE (1) DE4016231C2 (no)
FI (1) FI902472A0 (no)
FR (1) FR2647217B1 (no)
GB (1) GB2233818B (no)
NO (1) NO300945B1 (no)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1568048A (no) * 1968-01-19 1969-05-23
CH563044A5 (no) * 1972-12-01 1975-06-13 Universal Det S A R L
JPS5175692A (ja) * 1974-12-27 1976-06-30 Mitsubishi Metal Corp Oshokuchakushokuyoganryo oyobisonoseizoho
CA1115860A (en) * 1977-11-18 1982-01-05 Dennis W.S. Smout Smoke detectors
GB2014782B (en) * 1978-01-05 1982-06-23 Sound Diffusion Ltd Ionization smoke detectors
JPS5831275Y2 (ja) * 1978-08-26 1983-07-11 ホーチキ株式会社 イオン化式煙感知器
JPH01102991U (no) * 1987-12-26 1989-07-12
US4937562A (en) * 1987-12-26 1990-06-26 Hochiki Corp. Moisture-proof ionization smoke detector

Also Published As

Publication number Publication date
AU5511490A (en) 1990-11-22
ATA112290A (de) 1993-11-15
AU616844B2 (en) 1991-11-07
DE4016231C2 (de) 1998-12-10
DE4016231A1 (de) 1990-11-29
FR2647217A1 (fr) 1990-11-23
JPH02307198A (ja) 1990-12-20
FR2647217B1 (fr) 1995-02-17
NO902239L (no) 1990-11-23
FI902472A0 (fi) 1990-05-18
GB2233818A (en) 1991-01-16
GB2233818B (en) 1993-09-22
GB9011326D0 (en) 1990-07-11
CH683465A5 (fr) 1994-03-15
NO300945B1 (no) 1997-08-18
AT397878B (de) 1994-07-25

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Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN NOVEMBER 2002