DE2455003B2 - Vorrichtung zum frühen Erfassen von Aerosol-Verbrennungsprodukten - Google Patents

Vorrichtung zum frühen Erfassen von Aerosol-Verbrennungsprodukten

Info

Publication number
DE2455003B2
DE2455003B2 DE2455003A DE2455003A DE2455003B2 DE 2455003 B2 DE2455003 B2 DE 2455003B2 DE 2455003 A DE2455003 A DE 2455003A DE 2455003 A DE2455003 A DE 2455003A DE 2455003 B2 DE2455003 B2 DE 2455003B2
Authority
DE
Germany
Prior art keywords
resistance body
combustion products
resistance
aerosol combustion
aerosol
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.)
Granted
Application number
DE2455003A
Other languages
German (de)
English (en)
Other versions
DE2455003A1 (de
Inventor
Peter Wilhelm Reinhard 3306 Lehre Brennecke
Henning Dr. Ewe
Eduard Wilhelm Leonhard Justi
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE2455003A1 publication Critical patent/DE2455003A1/de
Publication of DE2455003B2 publication Critical patent/DE2455003B2/de
Granted 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
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • 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
    • G08B17/117—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means by using a detection device for specific gases, e.g. combustion products, produced by the fire

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
DE2455003A 1973-11-28 1974-11-20 Vorrichtung zum frühen Erfassen von Aerosol-Verbrennungsprodukten Granted DE2455003B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7316093A SE369636B (https=) 1973-11-28 1973-11-28

Publications (2)

Publication Number Publication Date
DE2455003A1 DE2455003A1 (de) 1975-06-12
DE2455003B2 true DE2455003B2 (de) 1975-12-18

Family

ID=20319229

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2455003A Granted DE2455003B2 (de) 1973-11-28 1974-11-20 Vorrichtung zum frühen Erfassen von Aerosol-Verbrennungsprodukten

Country Status (8)

Country Link
US (1) US3973192A (https=)
CH (1) CH577221A5 (https=)
DE (1) DE2455003B2 (https=)
FR (1) FR2252617B1 (https=)
GB (1) GB1484172A (https=)
IT (1) IT1026569B (https=)
NO (1) NO133342C (https=)
SE (1) SE369636B (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2044935B (en) 1979-03-21 1983-12-21 Fulmer Res Inst Ltd Abrasion testing
US4423407A (en) * 1981-02-27 1983-12-27 Dart Industries Inc. Apparatus and method for measuring the concentration of gases
US4502321A (en) * 1981-02-27 1985-03-05 Capital Controls Apparatus and method for measuring the concentration of gases
US5466605A (en) * 1993-03-15 1995-11-14 Arizona Board Of Regents Method for detection of chemical components
US5985673A (en) * 1994-12-22 1999-11-16 Arizona Baord Of Regents Method for regeneration of a sensor
DE10130608A1 (de) * 2001-06-26 2003-01-09 Bsh Bosch Siemens Hausgeraete Brandschutzeinrichtung für Haushaltgeräte

Family Cites Families (2)

* 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
US3820958A (en) * 1973-01-29 1974-06-28 Dow Chemical Co Hydrogen sulfide monitor

Also Published As

Publication number Publication date
IT1026569B (it) 1978-10-20
FR2252617B1 (https=) 1978-06-16
NO744274L (https=) 1975-06-23
DE2455003A1 (de) 1975-06-12
CH577221A5 (https=) 1976-06-30
SE369636B (https=) 1974-09-09
FR2252617A1 (https=) 1975-06-20
GB1484172A (en) 1977-09-01
US3973192A (en) 1976-08-03
NO133342C (https=) 1976-04-21
NO133342B (https=) 1976-01-05

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee