FI92442B - Ilmaisujärjestelmä ja ilmaisin - Google Patents
Ilmaisujärjestelmä ja ilmaisinInfo
- Publication number
- FI92442B FI92442B FI871155A FI871155A FI92442B FI 92442 B FI92442 B FI 92442B FI 871155 A FI871155 A FI 871155A FI 871155 A FI871155 A FI 871155A FI 92442 B FI92442 B FI 92442B
- Authority
- FI
- Finland
- Prior art keywords
- detector
- detection system
- detection
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B23/00—Alarms responsive to unspecified undesired or abnormal conditions
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
-
- 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
-
- 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
- G08B17/103—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 OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61060095A JPS62215848A (ja) | 1986-03-18 | 1986-03-18 | 感知装置 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI871155A0 FI871155A0 (fi) | 1987-03-17 |
FI871155A FI871155A (fi) | 1987-09-19 |
FI92442B true FI92442B (fi) | 1994-07-29 |
FI92442C FI92442C (fi) | 1994-11-10 |
Family
ID=13132188
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI871155A FI92442C (fi) | 1986-03-18 | 1987-03-17 | Ilmaisujärjestelmä ja ilmaisin |
Country Status (9)
Country | Link |
---|---|
US (1) | US4785283A (fi) |
JP (1) | JPS62215848A (fi) |
AT (1) | AT399786B (fi) |
AU (1) | AU597041B2 (fi) |
CH (1) | CH671643A5 (fi) |
DE (1) | DE3708758C2 (fi) |
FI (1) | FI92442C (fi) |
FR (1) | FR2596180B1 (fi) |
GB (1) | GB2188725B (fi) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0632144B2 (ja) * | 1987-04-08 | 1994-04-27 | ニツタン株式会社 | 環境異常警報装置 |
US4988884A (en) * | 1988-11-22 | 1991-01-29 | Walter Kidde Aerospace, Inc. | High temperature resistant flame detector |
US5159315A (en) * | 1990-12-11 | 1992-10-27 | Motorola, Inc. | Communication system with environmental condition detection capability |
JP3029716B2 (ja) * | 1991-11-01 | 2000-04-04 | ホーチキ株式会社 | 無線式アナログ感知器 |
US5473314A (en) * | 1992-07-20 | 1995-12-05 | Nohmi Bosai, Ltd. | High sensitivity smoke detecting apparatus using a plurality of sample gases for calibration |
GB2274333B (en) * | 1993-01-07 | 1996-12-11 | Hochiki Co | Smoke detecting apparatus capable of detecting both smoke and fine particles |
JP3231886B2 (ja) * | 1993-03-31 | 2001-11-26 | 能美防災株式会社 | 光電式火災感知器 |
US5552765A (en) * | 1993-07-12 | 1996-09-03 | Detection Systems, Inc. | Smoke detector with individually stored range of acceptable sensitivity |
US6501810B1 (en) | 1998-10-13 | 2002-12-31 | Agere Systems Inc. | Fast frame synchronization |
US5546074A (en) * | 1993-08-19 | 1996-08-13 | Sentrol, Inc. | Smoke detector system with self-diagnostic capabilities and replaceable smoke intake canopy |
US5552763A (en) * | 1993-11-10 | 1996-09-03 | Simplex Time Recorder Company | Fire alarm system with sensitivity adjustment |
US5483222A (en) * | 1993-11-15 | 1996-01-09 | Pittway Corporation | Multiple sensor apparatus and method |
DE69418977T2 (de) * | 1993-12-02 | 1999-12-30 | Nohmi Bosai Ltd., Tokio/Tokyo | Feueralarmsystem |
JP3330438B2 (ja) * | 1993-12-16 | 2002-09-30 | 能美防災株式会社 | 煙感知器およびその調整装置 |
FR2723237B1 (fr) * | 1994-07-29 | 1996-10-04 | Lewiner Jacques | Dispositif de detection d'incendie avec transmission de signal electrique analogique a une unite centrale |
CA2198483C (en) * | 1994-08-26 | 2008-06-03 | Daniel P. Croft | Self-contained, self-adjusting smoke detector |
US5612674A (en) * | 1995-01-05 | 1997-03-18 | Pittway Corporation | High sensitivity apparatus and method with dynamic adjustment for noise |
US5627515A (en) * | 1995-02-24 | 1997-05-06 | Pittway Corporation | Alarm system with multiple cooperating sensors |
US5557262A (en) * | 1995-06-07 | 1996-09-17 | Pittway Corporation | Fire alarm system with different types of sensors and dynamic system parameters |
EP0818765A1 (en) * | 1996-07-10 | 1998-01-14 | Pittway Corporation | Multiple sensor detector and method of locally determining a potential alarm condition |
DE19902319B4 (de) * | 1999-01-21 | 2011-06-30 | Novar GmbH, Albstadt-Ebingen Zweigniederlassung Neuss, 41469 | Streulichtbrandmelder |
AU760689B2 (en) † | 2000-03-28 | 2003-05-22 | Matsushita Electric Works Ltd. | Particle sensor |
DE10204384C1 (de) * | 2002-02-04 | 2003-07-17 | Preussag Ag Minimax | Verfahren zur Steuerung von stationären Löschanlagen |
US7221260B2 (en) * | 2003-11-21 | 2007-05-22 | Honeywell International, Inc. | Multi-sensor fire detectors with audio sensors and systems thereof |
US20060055548A1 (en) * | 2004-09-13 | 2006-03-16 | Ki Deog Kong | Smoke detecting system having self-monitoring function |
AU2009239074B2 (en) * | 2008-04-24 | 2013-03-21 | Panasonic Corporation | Smoke sensor |
US8681011B2 (en) | 2011-02-21 | 2014-03-25 | Fred Conforti | Apparatus and method for detecting fires |
CA2874395A1 (en) | 2012-05-24 | 2013-12-19 | Douglas H. Lundy | Threat detection system having multi-hop, wifi or cellular network arrangement of wireless detectors, sensors and sub-sensors that report data and location non-compliance, and enable related devices while blanketing a venue |
DE102012217359B4 (de) * | 2012-09-26 | 2024-04-11 | BSH Hausgeräte GmbH | Haushaltsgerät mit Sender |
US9514631B2 (en) * | 2013-07-18 | 2016-12-06 | Google Inc. | Multiple procesor hazard detection system |
US9117360B1 (en) | 2014-06-06 | 2015-08-25 | Fred Conforti | Low battery trouble signal delay in smoke detectors |
EP3482381B1 (en) * | 2016-07-11 | 2024-03-20 | Autronica Fire & Security AS | Smoke detector dynamic range adjustment system and method |
EP3608657A3 (en) * | 2018-08-07 | 2020-03-25 | Inim Electronics S.r.l. | Method and system for enhancing the detection dynamics of a particulate detector and particulate detector |
IT201800007931A1 (it) * | 2018-08-07 | 2020-02-07 | Inim Electronics Srl | Metodo e sistema per aumentare la dinamica di rilevazione di un rilevatore di particolato e rilevatore di particolato |
CN109062317B (zh) * | 2018-09-07 | 2020-08-07 | 无锡华润矽科微电子有限公司 | 恒流驱动电路及相应的光电烟雾报警电路 |
CN112485838A (zh) * | 2020-10-14 | 2021-03-12 | 厦门汉印电子技术有限公司 | 基于光电传感器的动态检测方法、装置及打印设备 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB852325A (en) * | 1956-03-07 | 1960-10-26 | British Thomson Houston Co Ltd | Improved means responsive to the density of smoke |
GB1327231A (en) * | 1970-01-07 | 1973-08-15 | Nat Res Dev | Fire detecting apparatus |
JPS5317277B2 (fi) * | 1972-08-01 | 1978-06-07 | ||
US4206456A (en) * | 1975-06-23 | 1980-06-03 | Chloride Incorporated | Smoke detector |
JPS583272B2 (ja) * | 1978-06-07 | 1983-01-20 | ホーチキ株式会社 | 火災感知器 |
CH629905A5 (de) * | 1978-07-17 | 1982-05-14 | Cerberus Ag | Gas- und/oder brandmeldeanlage. |
JPS6035882B2 (ja) * | 1978-08-09 | 1985-08-17 | 株式会社フジクラ | ケ−ブル導体端部の酸化皮膜除去法 |
EP0011364B1 (en) * | 1978-09-29 | 1983-05-18 | Chubb Fire Limited | Heat detector circuit |
JPS5679946A (en) * | 1979-12-05 | 1981-06-30 | Dainippon Screen Mfg Co Ltd | Optical densitometer |
JPS56132690A (en) * | 1980-03-19 | 1981-10-17 | Hochiki Co | Fire detector |
JPS58120326A (ja) * | 1982-01-11 | 1983-07-18 | Sharp Corp | 集中監視システムの自動受信ゲイン制御方式 |
JPS59201193A (ja) * | 1983-04-30 | 1984-11-14 | 松下電工株式会社 | 火報システム |
AU573243B2 (en) * | 1983-08-12 | 1988-06-02 | Vision Systems Limited | Pollution detecting apparatus |
US4546344A (en) * | 1984-03-05 | 1985-10-08 | American District Telegraph Company | Temperature compensated alarm system |
JPS61169746A (ja) * | 1985-01-23 | 1986-07-31 | Sumitomo Metal Ind Ltd | 赤外線式水分測定装置 |
-
1986
- 1986-03-18 JP JP61060095A patent/JPS62215848A/ja active Pending
-
1987
- 1987-03-11 AT AT0057887A patent/AT399786B/de not_active IP Right Cessation
- 1987-03-13 US US07/025,503 patent/US4785283A/en not_active Expired - Lifetime
- 1987-03-13 AU AU70022/87A patent/AU597041B2/en not_active Ceased
- 1987-03-17 GB GB8706307A patent/GB2188725B/en not_active Expired - Lifetime
- 1987-03-17 CH CH989/87A patent/CH671643A5/fr not_active IP Right Cessation
- 1987-03-17 FI FI871155A patent/FI92442C/fi not_active IP Right Cessation
- 1987-03-18 DE DE3708758A patent/DE3708758C2/de not_active Expired - Fee Related
- 1987-03-18 FR FR8703739A patent/FR2596180B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FI871155A (fi) | 1987-09-19 |
CH671643A5 (fi) | 1989-09-15 |
AT399786B (de) | 1995-07-25 |
FI871155A0 (fi) | 1987-03-17 |
FI92442C (fi) | 1994-11-10 |
JPS62215848A (ja) | 1987-09-22 |
GB2188725B (en) | 1990-02-28 |
ATA57887A (de) | 1994-11-15 |
AU597041B2 (en) | 1990-05-24 |
US4785283A (en) | 1988-11-15 |
FR2596180B1 (fr) | 1993-12-03 |
DE3708758C2 (de) | 1997-02-13 |
GB2188725A (en) | 1987-10-07 |
FR2596180A1 (fr) | 1987-09-25 |
DE3708758A1 (de) | 1987-10-08 |
AU7002287A (en) | 1987-09-24 |
GB8706307D0 (en) | 1987-04-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application | ||
MM | Patent lapsed |
Owner name: HOCHIKI KABUSHIKI KAISHA |