JPH053545B2 - - Google Patents

Info

Publication number
JPH053545B2
JPH053545B2 JP59183014A JP18301484A JPH053545B2 JP H053545 B2 JPH053545 B2 JP H053545B2 JP 59183014 A JP59183014 A JP 59183014A JP 18301484 A JP18301484 A JP 18301484A JP H053545 B2 JPH053545 B2 JP H053545B2
Authority
JP
Japan
Prior art keywords
pair
electrodes
switch
heater
smoke
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 - Lifetime
Application number
JP59183014A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6159251A (ja
Inventor
Masayuki Tabuchi
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP18301484A priority Critical patent/JPS6159251A/ja
Publication of JPS6159251A publication Critical patent/JPS6159251A/ja
Publication of JPH053545B2 publication Critical patent/JPH053545B2/ja
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
    • G01N27/122—Circuits particularly adapted therefor, e.g. linearising circuits

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Fire-Detection Mechanisms (AREA)
JP18301484A 1984-08-30 1984-08-30 煙・ガス検出器 Granted JPS6159251A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18301484A JPS6159251A (ja) 1984-08-30 1984-08-30 煙・ガス検出器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18301484A JPS6159251A (ja) 1984-08-30 1984-08-30 煙・ガス検出器

Publications (2)

Publication Number Publication Date
JPS6159251A JPS6159251A (ja) 1986-03-26
JPH053545B2 true JPH053545B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-01-18

Family

ID=16128226

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18301484A Granted JPS6159251A (ja) 1984-08-30 1984-08-30 煙・ガス検出器

Country Status (1)

Country Link
JP (1) JPS6159251A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55181543U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1980-06-18 1980-12-26
JPS57184961A (en) * 1981-05-08 1982-11-13 Matsushita Electric Ind Co Ltd Detecting device

Also Published As

Publication number Publication date
JPS6159251A (ja) 1986-03-26

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