CH549251A - Anlage zur feuer- und/oder gasueberwachung mehrerer ueberwachungsstellen. - Google Patents

Anlage zur feuer- und/oder gasueberwachung mehrerer ueberwachungsstellen.

Info

Publication number
CH549251A
CH549251A CH174472A CH174472A CH549251A CH 549251 A CH549251 A CH 549251A CH 174472 A CH174472 A CH 174472A CH 174472 A CH174472 A CH 174472A CH 549251 A CH549251 A CH 549251A
Authority
CH
Switzerland
Prior art keywords
monitoring
fire
several
points
gas
Prior art date
Application number
CH174472A
Other languages
German (de)
English (en)
Original Assignee
Environment One Corp
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 Environment One Corp filed Critical Environment One Corp
Publication of CH549251A publication Critical patent/CH549251A/xx

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
    • G08B17/103—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)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire Alarms (AREA)
  • Fire-Detection Mechanisms (AREA)
CH174472A 1971-02-08 1972-02-07 Anlage zur feuer- und/oder gasueberwachung mehrerer ueberwachungsstellen. CH549251A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11328471A 1971-02-08 1971-02-08

Publications (1)

Publication Number Publication Date
CH549251A true CH549251A (de) 1974-05-15

Family

ID=22348571

Family Applications (1)

Application Number Title Priority Date Filing Date
CH174472A CH549251A (de) 1971-02-08 1972-02-07 Anlage zur feuer- und/oder gasueberwachung mehrerer ueberwachungsstellen.

Country Status (9)

Country Link
US (1) US3678487A (enExample)
AR (1) AR194221A1 (enExample)
BR (1) BR7200699D0 (enExample)
CA (1) CA1012629A (enExample)
CH (1) CH549251A (enExample)
DE (1) DE2205634A1 (enExample)
FR (1) FR2124548B1 (enExample)
GB (1) GB1383041A (enExample)
IT (1) IT947364B (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
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
US5755250A (en) * 1992-05-11 1998-05-26 I.E.I. Pty. Ltd. Manifold and valve assembly for a smoke/pollution detection system
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
JPH09500968A (ja) * 1993-08-19 1997-01-28 ヴェンチュアダイン リミテッド 低圧力損失の空気流系を有する粒子センサー
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
CN105814614B (zh) * 2013-11-14 2018-12-14 爱克斯崔里斯环球公司 多点取样阀的改良
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB360246A (en) * 1929-12-16 1931-11-05 Max Buchholz Ges Mit Beschraen Smoke detecting installation
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 (enExample) * 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

Also Published As

Publication number Publication date
IT947364B (it) 1973-05-21
FR2124548B1 (enExample) 1978-02-10
BR7200699D0 (pt) 1973-05-31
AR194221A1 (es) 1973-06-29
FR2124548A1 (enExample) 1972-09-22
GB1383041A (en) 1975-02-05
DE2205634A1 (de) 1972-08-31
CA1012629A (en) 1977-06-21
US3678487A (en) 1972-07-18

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Legal Events

Date Code Title Description
PL Patent ceased