EP1146492A3 - Multisensor - Google Patents

Multisensor Download PDF

Info

Publication number: EP1146492A3
Authority: EP; European Patent Office
Prior art keywords: smoke chamber; smoke; light; heat; wall body
Prior art date: 2000-03-17
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

EP01302017A

Other languages

English (en)

French (fr)

Other versions

EP1146492A2 (de

EP1146492B1 (de

Inventor

Kazuyoshi c/o Nittan Company Limited Sakurai

Ichiro c/o Nittan Company Limited Hamada

Yasunori c/o Nittan Company Limited Oya

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.)

Nittan Co Ltd

Original Assignee

Nittan 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.)

2000-03-17

Filing date

2001-03-06

Publication date

2001-10-24

2001-03-06 Application filed by Nittan Co Ltd filed Critical Nittan Co Ltd

2001-10-17 Publication of EP1146492A2 publication Critical patent/EP1146492A2/de

2001-10-24 Publication of EP1146492A3 publication Critical patent/EP1146492A3/de

2003-05-07 Application granted granted Critical

2003-05-07 Publication of EP1146492B1 publication Critical patent/EP1146492B1/de

2021-03-06 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/18—Prevention or correction of operating errors
- G08B29/183—Single detectors using dual technologies
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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 SYSTEMS, e.g. PERSONAL 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

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Business, Economics & Management (AREA)
Emergency Management (AREA)
Engineering & Computer Science (AREA)
Computer Security & Cryptography (AREA)
Fire-Detection Mechanisms (AREA)
Investigating Or Analysing Materials By Optical Means (AREA)

EP01302017A 2000-03-17 2001-03-06 Multisensor Expired - Lifetime EP1146492B1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2000076718A JP3902377B2 (ja)	2000-03-17	2000-03-17	熱煙複合式感知器
JP2000076718		2000-03-17

Publications (3)

Publication Number	Publication Date
EP1146492A2 EP1146492A2 (de)	2001-10-17
EP1146492A3 true EP1146492A3 (de)	2001-10-24
EP1146492B1 EP1146492B1 (de)	2003-05-07

Family

ID=18594413

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP01302017A Expired - Lifetime EP1146492B1 (de)	2000-03-17	2001-03-06	Multisensor

Country Status (3)

Country	Link
EP (1)	EP1146492B1 (de)
JP (1)	JP3902377B2 (de)
CN (1)	CN1145126C (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2397122B (en) *	2003-01-03	2006-02-08	David Appleby	Fire detector with low false alarm rate
KR100983539B1 (ko) *	2008-03-07	2010-09-27	지멘스신화주식회사	광전식 화재감지기
JP5135140B2 (ja) *	2008-09-19	2013-01-30	ニッタン株式会社	炎感知器
JP5508912B2 (ja) *	2010-03-17	2014-06-04	能美防災株式会社	熱煙複合型火災感知器
GB201006682D0 (en) *	2010-04-21	2010-06-09	Fireangel Ltd	Co-9x optical alarm
GB201006683D0 (en)	2010-04-21	2010-06-09	Fireangel Ltd	Smoke alarm
JP5484219B2 (ja) *	2010-06-30	2014-05-07	ニッタン株式会社	熱煙複合式感知器
EP3699882B1 (de) *	2015-05-15	2025-10-22	Google LLC	Rauchdetektorkammerarchitektur und zugehörige verfahren
CN106056830B (zh) *	2016-06-20	2019-01-08	四川赛科安全技术有限公司	一种光电感烟探测器的迷宫罩
CN106228740A (zh) *	2016-08-15	2016-12-14	许昌初心智能电气科技有限公司	一种烟感探测器迷宫及使用该迷宫的烟感探测器
CN106355820B (zh) *	2016-10-25	2018-09-28	上海松江飞繁电子有限公司	一种烟雾火灾报警器
JP7227716B2 (ja) *	2018-08-31	2023-02-22	ホーチキ株式会社	火災検出装置
JP7280025B2 (ja) *	2018-09-18	2023-05-23	ホーチキ株式会社	火災検出装置
WO2019189128A1 (ja) *	2018-03-28	2019-10-03	ホーチキ株式会社	火災検出装置
CN111292500B (zh) *	2018-12-07	2022-02-08	杭州海康消防科技有限公司	感烟火灾探测报警器
JP7286386B2 (ja) *	2019-04-08	2023-06-05	ニッタン株式会社	炎感知器
US11145176B1 (en)	2020-03-19	2021-10-12	Carrier Corporation	Photoelectric smoke detectors
US11790746B2 (en)	2021-02-02	2023-10-17	Carrier Corporation	Smoke entry solution for multi wave multi angle safety device
CN114241708B (zh) *	2021-12-14	2024-11-22	杭州海康消防科技有限公司	感烟探测器

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2296764A (en) *	1995-01-04	1996-07-10	Caradon Gent Limited	Improvements in and relating to smoke detectors
GB2306218A (en) *	1995-10-11	1997-04-30	Amlani Manhar	Combination fire and smoke alarm
JPH11185179A (ja) *	1997-12-18	1999-07-09	Matsushita Electric Works Ltd	熱煙複合型火災感知器及びその製造方法

2000
- 2000-03-17 JP JP2000076718A patent/JP3902377B2/ja not_active Expired - Fee Related
2001
- 2001-03-06 EP EP01302017A patent/EP1146492B1/de not_active Expired - Lifetime
- 2001-03-16 CN CNB011117273A patent/CN1145126C/zh not_active Expired - Fee Related

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2296764A (en) *	1995-01-04	1996-07-10	Caradon Gent Limited	Improvements in and relating to smoke detectors
GB2306218A (en) *	1995-10-11	1997-04-30	Amlani Manhar	Combination fire and smoke alarm
JPH11185179A (ja) *	1997-12-18	1999-07-09	Matsushita Electric Works Ltd	熱煙複合型火災感知器及びその製造方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 12 29 October 1999 (1999-10-29) *

Also Published As

Publication number	Publication date
CN1145126C (zh)	2004-04-07
JP3902377B2 (ja)	2007-04-04
EP1146492A2 (de)	2001-10-17
JP2001266265A (ja)	2001-09-28
EP1146492B1 (de)	2003-05-07
CN1314664A (zh)	2001-09-26

Legal Events

Date	Code	Title	Description
2001-08-31	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
2001-09-07	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2001-10-17	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Kind code of ref document: A2 Designated state(s): GB SE
2001-10-17	AX	Request for extension of the european patent	Free format text: AL;LT;LV;MK;RO;SI
2001-10-24	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
2001-10-24	AX	Request for extension of the european patent	Free format text: AL;LT;LV;MK;RO;SI
2002-01-16	17P	Request for examination filed	Effective date: 20011120
2002-03-27	17Q	First examination report despatched	Effective date: 20020206
2002-07-17	AKX	Designation fees paid	Free format text: GB SE
2002-08-14	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
2002-08-22	REG	Reference to a national code	Ref country code: DE Ref legal event code: 8566
2002-12-13	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
2003-03-21	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
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