CA1012629A - Multi-zone incipient or actual fire and/or dangerous gas detection system - Google Patents
Multi-zone incipient or actual fire and/or dangerous gas detection systemInfo
- Publication number
- CA1012629A CA1012629A CA134,049A CA134049A CA1012629A CA 1012629 A CA1012629 A CA 1012629A CA 134049 A CA134049 A CA 134049A CA 1012629 A CA1012629 A CA 1012629A
- Authority
- CA
- Canada
- Prior art keywords
- incipient
- zone
- detection system
- gas detection
- dangerous gas
- 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
Links
- 238000001514 detection method Methods 0.000 title 1
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
- G08B17/103—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
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/065—Investigating concentration of particle suspensions using condensation nuclei counters
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Emergency Management (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Fire Alarms (AREA)
- Fire-Detection Mechanisms (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11328471A | 1971-02-08 | 1971-02-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1012629A true CA1012629A (en) | 1977-06-21 |
Family
ID=22348571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA134,049A Expired CA1012629A (en) | 1971-02-08 | 1972-02-07 | Multi-zone incipient or actual fire and/or dangerous gas detection system |
Country Status (9)
Country | Link |
---|---|
US (1) | US3678487A (de) |
AR (1) | AR194221A1 (de) |
BR (1) | BR7200699D0 (de) |
CA (1) | CA1012629A (de) |
CH (1) | CH549251A (de) |
DE (1) | DE2205634A1 (de) |
FR (1) | FR2124548B1 (de) |
GB (1) | GB1383041A (de) |
IT (1) | IT947364B (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4223559A (en) * | 1978-05-09 | 1980-09-23 | Brunswick Corporation | Apparatus and methods for detecting an incipient fire condition |
US4254414A (en) * | 1979-03-22 | 1981-03-03 | The United States Of America As Represented By The Secretary Of The Navy | Processor-aided fire detector |
US4499377A (en) * | 1982-09-29 | 1985-02-12 | Acme Engineering Products Ltd. | Detection and control system based on ambient air quality |
US4608556A (en) * | 1983-07-04 | 1986-08-26 | Cole Martin T | Smoke detection apparatus |
US4636774A (en) * | 1983-11-08 | 1987-01-13 | American District Telegraph Company | Variable sensitivity motion detector |
US4764758A (en) * | 1987-07-01 | 1988-08-16 | Environment/One Corporation | Incipient fire detector II |
US4967187A (en) * | 1989-05-15 | 1990-10-30 | Research Equipment Corporation | Method and apparatus for particle concentration detection using a cloud chamber |
US5103212A (en) * | 1989-07-03 | 1992-04-07 | Worcester Polytechnic Institute | Balanced fluid flow delivery system |
US5072626A (en) * | 1989-07-14 | 1991-12-17 | Research Triangle Institute | Measurement of ultrafine particle size distributions |
US5253538A (en) * | 1991-04-26 | 1993-10-19 | Dryden Engineering Co., Inc. | Method and device for quantifying particles on a surface |
EP0640210A4 (de) * | 1992-05-11 | 1995-09-13 | Iei Pty Ltd | Verbesserungen im bezug auf rauchnachweis-abtastvorrichtungen. |
AU670082B2 (en) * | 1992-05-11 | 1996-07-04 | Vision Systems Limited | Improvements relating to smoke detection scanning apparatus |
GB2277625B (en) * | 1993-04-30 | 1996-08-28 | Kidde Fire Protection Ltd | Particle detecting apparatus and systems |
WO1995005594A1 (en) * | 1993-08-19 | 1995-02-23 | Venturedyne Limited | Particle sensor with low-pressure-drop air flow system |
US5703299A (en) * | 1996-06-21 | 1997-12-30 | Corona Energy Partners, Ltd. | Exhaust stack sensor probe |
US6053058A (en) * | 1996-09-30 | 2000-04-25 | Dainippon Screen Mfg. Co., Ltd. | Atmosphere concentration monitoring for substrate processing apparatus and life determination for atmosphere processing unit of substrate processing apparatus |
GB9910540D0 (en) * | 1999-05-08 | 1999-07-07 | Airsense Technology Ltd | Method and apparatus |
NO20001092L (no) * | 2000-03-02 | 2001-09-03 | John Arntsen | Anordning ved deteksjon av royk |
US6307478B1 (en) * | 2000-12-23 | 2001-10-23 | Nat Thompson | Multi-zone gas detection system |
US7417553B2 (en) * | 2004-11-30 | 2008-08-26 | Young Scott G | Surface mount or low profile hazardous condition detector |
US20070169948A1 (en) * | 2006-01-26 | 2007-07-26 | C. Cretors And Company | Fire containment system |
JP4932567B2 (ja) * | 2007-03-30 | 2012-05-16 | 能美防災株式会社 | 煙感知器及びそのサンプリングエア供給方法 |
US9111426B2 (en) * | 2012-07-09 | 2015-08-18 | Sfjc, Llc | Recreational smoking monitor system for use in occupied spaces |
KR102287780B1 (ko) * | 2013-11-14 | 2021-08-06 | 엑스트랄리스 글로벌 | 다중 샘플링 밸브의 향상 |
CN110613912A (zh) * | 2018-06-19 | 2019-12-27 | 山东省科学院自动化研究所 | 一种小空间火灾极早期检测与无损灭火装置及方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2034281A (en) * | 1929-12-16 | 1936-03-17 | Kidde & Co Walter | Installation for the detection of suspended matter in fluids |
FR839709A (fr) * | 1937-12-11 | 1939-04-11 | Materiel Telephonique | Système d'analyse et de contrôle d'une atmosphère ou milieu fluide analogue |
US2860250A (en) * | 1950-12-26 | 1958-11-11 | Phillips Petroleum Co | Fluid analyzer |
FR1293247A (fr) * | 1957-01-03 | 1962-05-11 | Gen Electric | Détecteur de noyaux de condensation |
US3254332A (en) * | 1963-03-18 | 1966-05-31 | Specialties Dev Corp | Indication repeating apparatus |
FR1590331A (de) * | 1968-10-30 | 1970-04-13 | ||
US3618061A (en) * | 1969-04-30 | 1971-11-02 | Eaton Yale & Towne | Monitoring apparatus for monitoring the density of a material carried by a fluid and the flow of the fluid |
US3588481A (en) * | 1969-05-01 | 1971-06-28 | Daniel Ind Inc | Digital multiplying circuit |
US3632210A (en) * | 1969-06-19 | 1972-01-04 | Environment One Corp | Variable rate continuous flow condensation nuclei meter having adjustable expansion period and improved gain |
-
1971
- 1971-02-08 US US113284A patent/US3678487A/en not_active Expired - Lifetime
-
1972
- 1972-02-07 IT IT20303/72A patent/IT947364B/it active
- 1972-02-07 DE DE19722205634 patent/DE2205634A1/de active Pending
- 1972-02-07 CA CA134,049A patent/CA1012629A/en not_active Expired
- 1972-02-07 AR AR240399A patent/AR194221A1/es active
- 1972-02-07 BR BR699/72A patent/BR7200699D0/pt unknown
- 1972-02-07 CH CH174472A patent/CH549251A/de not_active IP Right Cessation
- 1972-02-08 GB GB585772A patent/GB1383041A/en not_active Expired
- 1972-02-08 FR FR7204087A patent/FR2124548B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3678487A (en) | 1972-07-18 |
FR2124548A1 (de) | 1972-09-22 |
FR2124548B1 (de) | 1978-02-10 |
DE2205634A1 (de) | 1972-08-31 |
BR7200699D0 (pt) | 1973-05-31 |
GB1383041A (en) | 1975-02-05 |
CH549251A (de) | 1974-05-15 |
AR194221A1 (es) | 1973-06-29 |
IT947364B (it) | 1973-05-21 |
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