DE2007937C3 - Gasspürelement - Google Patents

Gasspürelement

Info

Publication number
DE2007937C3
DE2007937C3 DE2007937A DE2007937A DE2007937C3 DE 2007937 C3 DE2007937 C3 DE 2007937C3 DE 2007937 A DE2007937 A DE 2007937A DE 2007937 A DE2007937 A DE 2007937A DE 2007937 C3 DE2007937 C3 DE 2007937C3
Authority
DE
Germany
Prior art keywords
gas detection
detection element
gas
electrodes
horn
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
Application number
DE2007937A
Other languages
German (de)
English (en)
Other versions
DE2007937B2 (de
DE2007937A1 (de
Inventor
Tsutaharu Yao Osaka Takeuchi (Japan)
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.)
New Cosmos Electric Co Ltd
Original Assignee
New Cosmos Electric Co Ltd
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 New Cosmos Electric Co Ltd filed Critical New Cosmos Electric Co Ltd
Publication of DE2007937A1 publication Critical patent/DE2007937A1/de
Publication of DE2007937B2 publication Critical patent/DE2007937B2/de
Application granted granted Critical
Publication of DE2007937C3 publication Critical patent/DE2007937C3/de
Expired 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)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Management (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Business, Economics & Management (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
DE2007937A 1969-02-22 1970-02-20 Gasspürelement Expired DE2007937C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1969015836U JPS4820080Y1 (https=) 1969-02-22 1969-02-22

Publications (3)

Publication Number Publication Date
DE2007937A1 DE2007937A1 (de) 1970-08-27
DE2007937B2 DE2007937B2 (de) 1975-01-02
DE2007937C3 true DE2007937C3 (de) 1975-08-07

Family

ID=11899907

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2007937A Expired DE2007937C3 (de) 1969-02-22 1970-02-20 Gasspürelement

Country Status (4)

Country Link
US (1) US3603954A (https=)
JP (1) JPS4820080Y1 (https=)
DE (1) DE2007937C3 (https=)
FR (1) FR2035655A5 (https=)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3772908A (en) * 1969-02-06 1973-11-20 New Cosmos Electric Co Gas lighter testing device
US3732519A (en) * 1970-09-23 1973-05-08 N Taguchi Semiconductor gas detecting device
JPS4953898A (https=) * 1972-07-11 1974-05-25
US3864628A (en) * 1973-05-29 1975-02-04 Inst Gas Technology Selective solid-state gas sensors and method
DE2337988B2 (de) * 1973-07-24 1978-11-30 C.S.S. Container Storage Service Establishment, Vaduz Vorrichtung zur Bestimmung des Alkoholgehaltes in der Atemluft
JPS517995A (en) * 1974-06-14 1976-01-22 Hitachi Ltd Gasusensa zairyo
US3933433A (en) * 1974-12-18 1976-01-20 Dynamation Enterprises, Inc. Method and apparatus for gas detection
DE2628790C2 (de) * 1976-06-26 1978-07-06 Draegerwerk Ag, 2400 Luebeck Gasmeß- und Warnvorrichtung mit einem von dem nachzuweisenden Gas durchströmten Prüfröhrchen
GB1595421A (en) * 1977-04-12 1981-08-12 Lucas Industries Ltd Device for minitoring the composition of the exhaust emission of a combustion process
JPS53141099A (en) * 1977-05-13 1978-12-08 Nippon Soken Gas component detector
US4247299A (en) * 1978-06-19 1981-01-27 Johnson Controls, Inc. Non-conductive polar gas sensing element and detection system
US4236307A (en) * 1978-11-02 1980-12-02 Johnson Controls Inc. Method of making a nitrogen dioxide sensing element
DE3173036D1 (en) * 1980-12-31 1986-01-02 Geoffrey William Ball Gas monitor
US4606219A (en) * 1983-07-05 1986-08-19 Crucible S.A. Gas detectors
DE59009247D1 (de) * 1990-07-04 1995-07-20 Siemens Ag Sensor zur Erfassung reduzierender Gase.
US6173602B1 (en) 1998-08-11 2001-01-16 Patrick T. Moseley Transition metal oxide gas sensor
DE20213498U1 (de) 2002-09-03 2002-11-07 Ekman, Johan, Saltsjöbaden Brandschutzvorrichtung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3051895A (en) * 1955-04-21 1962-08-28 Robert L Carson Gas detection
US3039053A (en) * 1959-04-10 1962-06-12 Mine Safety Appliances Co Means and methods for gas detection
US3307613A (en) * 1965-09-03 1967-03-07 Honeywell Inc Control apparatus

Also Published As

Publication number Publication date
US3603954A (en) 1971-09-07
FR2035655A5 (https=) 1970-12-18
JPS4820080Y1 (https=) 1973-06-08
DE2007937B2 (de) 1975-01-02
DE2007937A1 (de) 1970-08-27

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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
8339 Ceased/non-payment of the annual fee