DE3683334D1 - Ionisationstyp-rauchdetektor. - Google Patents

Ionisationstyp-rauchdetektor.

Info

Publication number
DE3683334D1
DE3683334D1 DE8686111558T DE3683334T DE3683334D1 DE 3683334 D1 DE3683334 D1 DE 3683334D1 DE 8686111558 T DE8686111558 T DE 8686111558T DE 3683334 T DE3683334 T DE 3683334T DE 3683334 D1 DE3683334 D1 DE 3683334D1
Authority
DE
Germany
Prior art keywords
smoke detector
type smoke
ionization type
ionization
detector
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.)
Expired - Fee Related
Application number
DE8686111558T
Other languages
English (en)
Inventor
Toru Sasaki
Yoshinori Igarashi
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 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
Priority claimed from JP1985129057U external-priority patent/JPH0624956Y2/ja
Priority claimed from JP14733285U external-priority patent/JPS6257892U/ja
Priority claimed from JP14814585U external-priority patent/JPH0342551Y2/ja
Application filed by Nohmi Bosai Ltd filed Critical Nohmi Bosai Ltd
Application granted granted Critical
Publication of DE3683334D1 publication Critical patent/DE3683334D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G08B17/11—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)
DE8686111558T 1985-08-24 1986-08-21 Ionisationstyp-rauchdetektor. Expired - Fee Related DE3683334D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1985129057U JPH0624956Y2 (ja) 1985-08-24 1985-08-24 イオン化式煙感知器の取付構造
JP14733285U JPS6257892U (de) 1985-09-28 1985-09-28
JP14814585U JPH0342551Y2 (de) 1985-09-30 1985-09-30

Publications (1)

Publication Number Publication Date
DE3683334D1 true DE3683334D1 (de) 1992-02-20

Family

ID=27315865

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686111558T Expired - Fee Related DE3683334D1 (de) 1985-08-24 1986-08-21 Ionisationstyp-rauchdetektor.

Country Status (4)

Country Link
US (1) US4761557A (de)
EP (1) EP0217100B1 (de)
CA (1) CA1249671A (de)
DE (1) DE3683334D1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3869857D1 (de) * 1987-07-14 1992-05-14 Siemens Ag Optischer rauchmelder.
JPH01102991U (de) * 1987-12-26 1989-07-12
US4937562A (en) * 1987-12-26 1990-06-26 Hochiki Corp. Moisture-proof ionization smoke detector
JPH03196292A (ja) * 1989-12-25 1991-08-27 Hochiki Corp イオン化式煙感知器
DE4028167A1 (de) * 1990-09-05 1992-03-12 Esser Sicherheitstechnik Ionisationsbrandmelder
JP3104102B2 (ja) * 1992-04-25 2000-10-30 能美防災株式会社 イオン化式煙感知器
ES2070748B1 (es) * 1993-05-17 1996-05-16 Kilsen Sa Detector ionico de humos.
US5633501A (en) * 1995-06-07 1997-05-27 Pittway Corporation Combination photoelectric and ionization smoke detector
CN208902882U (zh) * 2015-11-13 2019-05-24 菲力尔探测公司 辐射探测器模块和辐射探测器
CN111199628A (zh) * 2018-11-20 2020-05-26 海湾安全技术有限公司 烟雾探测器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5552558Y2 (de) * 1975-02-10 1980-12-05
US4396840A (en) * 1980-10-01 1983-08-02 Matsushita Electric Works, Ltd. Ionization type smoke sensing device
JPS58186463U (ja) * 1982-06-07 1983-12-10 能美防災株式会社 イオン化式煙感知器
JPS6044194U (ja) * 1983-09-05 1985-03-28 能美防災工業株式会社 イオン化式煙感知器の耐熱ケ−ス
JPS6044193U (ja) * 1983-09-05 1985-03-28 能美防災工業株式会社 イオン化式煙感知器

Also Published As

Publication number Publication date
US4761557A (en) 1988-08-02
CA1249671A (en) 1989-01-31
EP0217100A2 (de) 1987-04-08
EP0217100A3 (en) 1988-02-10
EP0217100B1 (de) 1992-01-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee