DE2048817A1 - Verfahren und Vorrichtung zur Anzeige von Rauch, Gas oder schnellem Temperatur anstieg - Google Patents

Verfahren und Vorrichtung zur Anzeige von Rauch, Gas oder schnellem Temperatur anstieg

Info

Publication number
DE2048817A1
DE2048817A1 DE19702048817 DE2048817A DE2048817A1 DE 2048817 A1 DE2048817 A1 DE 2048817A1 DE 19702048817 DE19702048817 DE 19702048817 DE 2048817 A DE2048817 A DE 2048817A DE 2048817 A1 DE2048817 A1 DE 2048817A1
Authority
DE
Germany
Prior art keywords
comparison
electric field
field
smoke
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.)
Pending
Application number
DE19702048817
Other languages
German (de)
English (en)
Inventor
Warren Ray Dearborn Gurol Macit Farmington Dave Sharad Mohanlad Detroit Mich Hill (V St A )
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.)
Eaton Corp
Original Assignee
Eaton Yale and Towne Inc
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 Eaton Yale and Towne Inc filed Critical Eaton Yale and Towne Inc
Publication of DE2048817A1 publication Critical patent/DE2048817A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
    • G01N27/68—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas
    • G01N27/70—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas and measuring current or voltage
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Business, Economics & Management (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Emergency Management (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Electrostatic Separation (AREA)
  • Fire Alarms (AREA)
DE19702048817 1969-10-29 1970-10-05 Verfahren und Vorrichtung zur Anzeige von Rauch, Gas oder schnellem Temperatur anstieg Pending DE2048817A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87221069A 1969-10-29 1969-10-29

Publications (1)

Publication Number Publication Date
DE2048817A1 true DE2048817A1 (de) 1971-05-06

Family

ID=25359074

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702048817 Pending DE2048817A1 (de) 1969-10-29 1970-10-05 Verfahren und Vorrichtung zur Anzeige von Rauch, Gas oder schnellem Temperatur anstieg

Country Status (5)

Country Link
US (1) US3728615A (https=)
JP (1) JPS4812680B1 (https=)
CH (1) CH529400A (https=)
DE (1) DE2048817A1 (https=)
GB (1) GB1295498A (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2561778A1 (fr) * 1984-03-26 1985-09-27 Professional General Elect Detecteur electronique de particules chargees pour la detection d'incendie
DE4402518A1 (de) * 1994-01-28 1995-08-03 Preussag Ag Minimax Ionisationsrauchmelder
EP0820045A3 (de) * 1996-07-18 1999-10-13 Siemens Aktiengesellschaft Isonisationsrauchmelder

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3742475A (en) * 1971-03-16 1973-06-26 Tif Instr Inc Gaseous impurity detector employing corona discharge phenomenon
US3949390A (en) * 1974-06-05 1976-04-06 Rca Corporation High voltage aerosol detector
US4011507A (en) * 1975-11-10 1977-03-08 Burroughs Corporation Full cycle current detector
FR2408837A1 (fr) * 1977-11-15 1979-06-08 Collard Jean Claude Detecteur de gaz de combustion a ionisation par haute tension
US4387369A (en) * 1978-10-11 1983-06-07 Johnson Controls, Inc. Broad spectrum charged electric field polar gas sensing and detection system
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
US4306230A (en) * 1979-12-10 1981-12-15 Honeywell Inc. Self-checking photoelectric smoke detector
US4404516A (en) * 1980-10-29 1983-09-13 Johnson Jr Victor R System for detecting leaks from liquid-containing reservoirs and conduits
DE3220434A1 (de) * 1982-05-29 1983-12-01 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur ueberwachung einer messgroesse
FR2528980A1 (fr) * 1982-06-17 1983-12-23 Pgep Detecteur de niveau d'ionisation d'un milieu gazeux controle par arc electrique
JPS6139194A (ja) * 1984-07-31 1986-02-25 ホーチキ株式会社 火災警報装置
US4774472A (en) * 1986-03-24 1988-09-27 The Simco Company, Inc. Apparatus for method to test efficiency of air ionizers and method for determining ability of an air ionizer to sustain a potential difference between an isolated object and a reference potential
US4910463A (en) * 1987-12-17 1990-03-20 Sentech Corporation Halogen monitoring apparatus
US5198774A (en) * 1987-12-17 1993-03-30 Williams Ii William J Gas monitoring apparatus
US5347223A (en) * 1993-01-22 1994-09-13 J And N Associates, Inc. Gas leak detector sensing tip with interior concentric bores and corona current generation
US5475311A (en) * 1994-05-03 1995-12-12 Motorola, Inc. Ionization gas analyzer and method
US5539381A (en) * 1994-11-14 1996-07-23 Sentrol, Inc. Fixed threshold and rate of rise heat detector with dynamic thermal reference
US5574434A (en) * 1995-08-11 1996-11-12 Liu; Hung-Chang Alarm for heat multistaged detecting
EP1487545A1 (en) * 2002-03-01 2004-12-22 Perbrisu Limited Fire detection and suppression apparatus
US6642838B1 (en) 2002-10-31 2003-11-04 Charles A. Barnas Safety system for automobiles
CN106362506B (zh) * 2016-11-29 2018-06-15 中国烟草总公司郑州烟草研究院 一种全烟气暴露实验烟气废气排放装置及排放方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2369499A (en) * 1945-02-13 Apparatus fob measuring rate of
US2493543A (en) * 1947-09-08 1950-01-03 Brush Dev Co Monitoring system of comparator type
US2755999A (en) * 1952-05-17 1956-07-24 Gen Motors Corp Temperature measuring and control apparatus
US2954474A (en) * 1955-04-01 1960-09-27 Nat Res Corp Measuring
US3497805A (en) * 1960-02-18 1970-02-24 Bausch & Lomb Circuit including a constant amplitude pulse generator for adjusting the amplitude of pulses produced by a transducer
US3350703A (en) * 1964-07-17 1967-10-31 Johnson Williams Inc Gas concentration detection apparatus
US3460125A (en) * 1964-12-10 1969-08-05 Thermal Ind Of Florida Inc Method and apparatus for detecting gaseous impurities
US3445757A (en) * 1965-10-14 1969-05-20 Mc Donnell Douglas Corp Capillary ionization gas detector and analyzer using timed interval current fluctuations
US3439261A (en) * 1966-09-30 1969-04-15 Gen Electric Combustible gas detector using a corona discharge

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2561778A1 (fr) * 1984-03-26 1985-09-27 Professional General Elect Detecteur electronique de particules chargees pour la detection d'incendie
WO1985004483A1 (fr) * 1984-03-26 1985-10-10 P.G.E.P. Professional General Electronic Products Detecteur electrique de particules pour la detection d'incendie
EP0159244A1 (fr) * 1984-03-26 1985-10-23 P.G.E.P. PROFESSIONAL GENERAL ELECTRONIC PRODUCTS Société Anonyme Détecteur électrique de particules pour la détection d'incendie
DE4402518A1 (de) * 1994-01-28 1995-08-03 Preussag Ag Minimax Ionisationsrauchmelder
EP0820045A3 (de) * 1996-07-18 1999-10-13 Siemens Aktiengesellschaft Isonisationsrauchmelder

Also Published As

Publication number Publication date
CH529400A (de) 1972-10-15
JPS4812680B1 (https=) 1973-04-21
GB1295498A (https=) 1972-11-08
US3728615A (en) 1973-04-17

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