EP0111012A4 - Rauchsensor des ionisationstyps. - Google Patents

Rauchsensor des ionisationstyps.

Info

Publication number
EP0111012A4
EP0111012A4 EP19830901734 EP83901734A EP0111012A4 EP 0111012 A4 EP0111012 A4 EP 0111012A4 EP 19830901734 EP19830901734 EP 19830901734 EP 83901734 A EP83901734 A EP 83901734A EP 0111012 A4 EP0111012 A4 EP 0111012A4
Authority
EP
European Patent Office
Prior art keywords
smoke sensor
ionization type
ionization
type
smoke
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
EP19830901734
Other languages
English (en)
French (fr)
Other versions
EP0111012A1 (de
EP0111012B1 (de
Inventor
Toru Nohmi Bosai Kogyo Sasaki
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 EP0111012A1 publication Critical patent/EP0111012A1/de
Publication of EP0111012A4 publication Critical patent/EP0111012A4/de
Application granted granted Critical
Publication of EP0111012B1 publication Critical patent/EP0111012B1/de
Expired 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)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
EP83901734A 1982-06-07 1983-06-07 Rauchsensor des ionisationstyps Expired EP0111012B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP83510/82U 1982-06-07
JP1982083510U JPS58186463U (ja) 1982-06-07 1982-06-07 イオン化式煙感知器

Publications (3)

Publication Number Publication Date
EP0111012A1 EP0111012A1 (de) 1984-06-20
EP0111012A4 true EP0111012A4 (de) 1984-12-11
EP0111012B1 EP0111012B1 (de) 1989-08-09

Family

ID=13804477

Family Applications (1)

Application Number Title Priority Date Filing Date
EP83901734A Expired EP0111012B1 (de) 1982-06-07 1983-06-07 Rauchsensor des ionisationstyps

Country Status (5)

Country Link
US (1) US4594512A (de)
EP (1) EP0111012B1 (de)
JP (1) JPS58186463U (de)
DE (1) DE3380374D1 (de)
WO (1) WO1983004449A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4761557A (en) * 1985-08-24 1988-08-02 Kohmi Bosai Kogyo Co., Ltd. Ionization-type smoke detector
CA1267735A (en) * 1986-01-17 1990-04-10 Nohmi Bosai Kogyo Co., Ltd. Ionization type-smoke detector
FR2594953B1 (fr) * 1986-02-25 1989-05-05 Lewiner Jacques Detecteur de fumee a chambre d'ionisation
DE3921377A1 (de) * 1989-06-29 1991-01-03 Inotech Ag Wohlen Vorrichtung und verfahren zum messen von elektronen
US5485144A (en) * 1993-05-07 1996-01-16 Pittway Corporation Compensated ionization sensor
US20030180591A1 (en) * 2001-03-29 2003-09-25 Steven Danyluk Contact potential difference ionization battery

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3935466A (en) * 1968-09-26 1976-01-27 Hochiki Kabushiki Kaisha Smoke detector adapted to a smoke sensing apparatus
GB2010578A (en) * 1977-11-18 1979-06-27 Radiochemical Centre Ltd Smoke detectors
GB2013393A (en) * 1977-11-18 1979-08-08 Radiochemical Centre Ltd Smoke Detectors
USRE30323E (en) * 1968-09-26 1980-07-01 Hochiki Kabushiki Kaisha Smoke detector adapted to a smoke sensing apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1116319A (en) * 1977-11-18 1982-01-12 Jack Bryant Smoke detectors
CA1115860A (en) * 1977-11-18 1982-01-05 Dennis W.S. Smout Smoke detectors
JPS5821031Y2 (ja) * 1978-03-15 1983-05-02 ホーチキ株式会社 煙感知器
JPS5759965Y2 (de) * 1978-04-25 1982-12-21

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3935466A (en) * 1968-09-26 1976-01-27 Hochiki Kabushiki Kaisha Smoke detector adapted to a smoke sensing apparatus
USRE30323E (en) * 1968-09-26 1980-07-01 Hochiki Kabushiki Kaisha Smoke detector adapted to a smoke sensing apparatus
GB2010578A (en) * 1977-11-18 1979-06-27 Radiochemical Centre Ltd Smoke detectors
GB2013393A (en) * 1977-11-18 1979-08-08 Radiochemical Centre Ltd Smoke Detectors

Also Published As

Publication number Publication date
EP0111012A1 (de) 1984-06-20
DE3380374D1 (en) 1989-09-14
US4594512A (en) 1986-06-10
WO1983004449A1 (en) 1983-12-22
EP0111012B1 (de) 1989-08-09
JPH029430Y2 (de) 1990-03-08
JPS58186463U (ja) 1983-12-10

Similar Documents

Publication Publication Date Title
ZA825395B (en) Cigarettes
GB2105852B (en) Smoke detector
ZA833436B (en) Smoke detector
GB2212656B (en) Ionization smoke detector
IL68717A0 (en) Smoke detector of the ionization type
GB2117560B (en) Capacitive smoke detector
GB2212657B (en) Ionization smoke detector
ZA825394B (en) Cigarettes
GB2152276B (en) Ionization detectors
EP0111012A4 (de) Rauchsensor des ionisationstyps.
DE3477066D1 (en) Ionization type smoke sensor
GB2092820B (en) Ionization smoke detector
EP0155969A4 (de) Hitzebeständige umhüllung für einen rauchsensor vom ionisierungstyp.
GB2092792B (en) Ionization smoke detector system
GB2014782B (en) Ionization smoke detectors
DE3269638D1 (en) Ionization chamber for smoke detector and the like
GB2152277B (en) Ionization detectors
GB2091485B (en) Ionization smoke detector
ZA825393B (en) Cigarettes
JPS57157391A (en) Smoke ball
JPS5727391A (en) Ionization fire sensor
JPS5741795A (en) Fire sensor
JPS56147296A (en) Ionized smoke sensor
JPS56147295A (en) Ionized smoke sensor
GB2019642B (en) Ionization smoke detector

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): BE CH DE FR GB LI

17P Request for examination filed

Effective date: 19840124

17Q First examination report despatched

Effective date: 19870909

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): BE CH DE FR GB LI

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Effective date: 19890809

REF Corresponds to:

Ref document number: 3380374

Country of ref document: DE

Date of ref document: 19890914

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
REG Reference to a national code

Ref country code: CH

Ref legal event code: PFA

Free format text: NOHMI BOSAI LTD

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19950510

Year of fee payment: 13

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19950512

Year of fee payment: 13

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19950529

Year of fee payment: 13

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19960607

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: CH

Payment date: 19960826

Year of fee payment: 14

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19960607

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Effective date: 19970228

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19970301

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19970630

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19970630

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL