JPH11224387A5 - - Google Patents

Info

Publication number
JPH11224387A5
JPH11224387A5 JP1998024358A JP2435898A JPH11224387A5 JP H11224387 A5 JPH11224387 A5 JP H11224387A5 JP 1998024358 A JP1998024358 A JP 1998024358A JP 2435898 A JP2435898 A JP 2435898A JP H11224387 A5 JPH11224387 A5 JP H11224387A5
Authority
JP
Japan
Prior art keywords
light
level
emission control
light emission
outputting
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.)
Pending
Application number
JP1998024358A
Other languages
English (en)
Japanese (ja)
Other versions
JPH11224387A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP10024358A priority Critical patent/JPH11224387A/ja
Priority claimed from JP10024358A external-priority patent/JPH11224387A/ja
Priority to GB9900810A priority patent/GB2334096B/en
Priority to US09/231,074 priority patent/US6094143A/en
Priority to DE19904535A priority patent/DE19904535A1/de
Priority to AU15428/99A priority patent/AU750314B2/en
Priority to CH00217/99A priority patent/CH694649A5/de
Publication of JPH11224387A publication Critical patent/JPH11224387A/ja
Publication of JPH11224387A5 publication Critical patent/JPH11224387A5/ja
Pending legal-status Critical Current

Links

JP10024358A 1998-02-05 1998-02-05 減光式煙感知器 Pending JPH11224387A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP10024358A JPH11224387A (ja) 1998-02-05 1998-02-05 減光式煙感知器
GB9900810A GB2334096B (en) 1998-02-05 1999-01-14 Light obstruction type smoke sensor
US09/231,074 US6094143A (en) 1998-02-05 1999-01-14 Light obstruction type smoke sensor
DE19904535A DE19904535A1 (de) 1998-02-05 1999-02-04 Lichthindernis-Rauchsensor
AU15428/99A AU750314B2 (en) 1998-02-05 1999-02-04 Light obstruction type smoke sensor
CH00217/99A CH694649A5 (de) 1998-02-05 1999-02-05 Rauchsensor des Lichtstörungstyps.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10024358A JPH11224387A (ja) 1998-02-05 1998-02-05 減光式煙感知器

Publications (2)

Publication Number Publication Date
JPH11224387A JPH11224387A (ja) 1999-08-17
JPH11224387A5 true JPH11224387A5 (enExample) 2005-08-18

Family

ID=12135984

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10024358A Pending JPH11224387A (ja) 1998-02-05 1998-02-05 減光式煙感知器

Country Status (6)

Country Link
US (1) US6094143A (enExample)
JP (1) JPH11224387A (enExample)
AU (1) AU750314B2 (enExample)
CH (1) CH694649A5 (enExample)
DE (1) DE19904535A1 (enExample)
GB (1) GB2334096B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4559664B2 (ja) * 2001-06-29 2010-10-13 ニッタン株式会社 光電分離型煙感知器および防災システム
DE60210738T2 (de) * 2002-01-16 2007-04-12 Leeds Electronic Eng. Ltd. Diebstahlschutzalarm mit reduzierter Verdrahtung
US8021469B2 (en) * 2005-07-14 2011-09-20 Access Business Group International Llc Control methods for an air treatment system
DE202007013986U1 (de) * 2007-10-05 2008-02-07 Cedes Ag Vorrichtung zur Steuerung eines angetriebenen Bewegungselements, insbesondere einer Tür oder eines Tores
CN106155861A (zh) * 2015-04-22 2016-11-23 鸿富锦精密工业(武汉)有限公司 电子设备报警电路
KR102508926B1 (ko) * 2022-06-09 2023-03-14 (주)전원테크 광전식 화재감지기의 수명을 관리할 수 있는 화재감시 시스템

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2074721B (en) * 1980-04-23 1983-09-07 Furnace Construction Co Ltd Smoke sensor apparatus
GB2095821B (en) * 1981-03-17 1985-08-21 Malinowski William J Self-calibrating smoke detector and method
JPS60144458U (ja) * 1984-03-05 1985-09-25 ホーチキ株式会社 火災検出装置
JPS61247918A (ja) * 1985-04-26 1986-11-05 Hochiki Corp アナログセンサの出力補正装置
GB9212060D0 (en) * 1992-06-04 1992-07-22 Appleby David Obscuration sensor
JP3231886B2 (ja) * 1993-03-31 2001-11-26 能美防災株式会社 光電式火災感知器
EP0629983A1 (en) * 1993-06-02 1994-12-21 David Appleby Obscuration type smoke detector
US5546074A (en) * 1993-08-19 1996-08-13 Sentrol, Inc. Smoke detector system with self-diagnostic capabilities and replaceable smoke intake canopy
FR2723233B1 (fr) * 1994-07-29 1996-10-04 Lewiner Jacques Perfectionnements aux detecteurs optiques de fumees
GB2314618B (en) * 1996-06-26 1999-12-29 David Appleby Smoke detector using light scatter and extinction
US5705988A (en) * 1996-07-08 1998-01-06 Detection Systems, Inc. Photoelectric smoke detector with count based A/D and D/A converter
US5831537A (en) * 1997-10-27 1998-11-03 Slc Technologies, Inc. Electrical current saving combined smoke and fire detector

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