DE3476919D1 - Air/fuel ratio detector - Google Patents

Air/fuel ratio detector

Info

Publication number
DE3476919D1
DE3476919D1 DE8484308740T DE3476919T DE3476919D1 DE 3476919 D1 DE3476919 D1 DE 3476919D1 DE 8484308740 T DE8484308740 T DE 8484308740T DE 3476919 T DE3476919 T DE 3476919T DE 3476919 D1 DE3476919 D1 DE 3476919D1
Authority
DE
Germany
Prior art keywords
air
fuel ratio
ratio detector
detector
fuel
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
DE8484308740T
Other languages
English (en)
Inventor
Shintaro C O Ngk Spark Hirate
Tetsusyo C O Ngk Spark Yamada
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
Niterra Co Ltd
Original Assignee
Mitsubishi Electric Corp
NGK Spark Plug 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
Priority claimed from JP58237624A external-priority patent/JPS60128353A/ja
Priority claimed from JP58237625A external-priority patent/JPS60128354A/ja
Application filed by Mitsubishi Electric Corp, NGK Spark Plug Co Ltd filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE3476919D1 publication Critical patent/DE3476919D1/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
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • G01N27/417—Systems using cells, i.e. more than one cell and probes with solid electrolytes
    • 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
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/4065—Circuit arrangements specially adapted therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
DE8484308740T 1983-12-15 1984-12-14 Air/fuel ratio detector Expired DE3476919D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP58237624A JPS60128353A (ja) 1983-12-15 1983-12-15 空燃比検知装置
JP58237625A JPS60128354A (ja) 1983-12-15 1983-12-15 空燃比検知装置

Publications (1)

Publication Number Publication Date
DE3476919D1 true DE3476919D1 (en) 1989-04-06

Family

ID=26533291

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484308740T Expired DE3476919D1 (en) 1983-12-15 1984-12-14 Air/fuel ratio detector

Country Status (3)

Country Link
US (1) US4578171A (de)
EP (1) EP0147988B1 (de)
DE (1) DE3476919D1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3515588A1 (de) * 1984-05-01 1985-11-07 Nissan Motor Co., Ltd., Yokohama, Kanagawa Luft/kraftstoff-verhaeltnis-detektor und diesen enthaldendes regelsystem
JPS6141960A (ja) * 1984-08-03 1986-02-28 Ngk Spark Plug Co Ltd 空燃比検出装置
EP0320502B1 (de) * 1984-10-08 1992-02-26 Ngk Insulators, Ltd. Verfahren zur Erfassung des Sauerstoffpartialdruckes
JPS61138155A (ja) * 1984-12-10 1986-06-25 Mitsubishi Electric Corp 空燃比検知装置
JPS61147155A (ja) * 1984-12-20 1986-07-04 Ngk Insulators Ltd 電気化学的装置
JPS61180427A (ja) * 1985-02-06 1986-08-13 Canon Inc 集積回路基板
US4645572A (en) * 1985-02-23 1987-02-24 Ngk Insulators, Ltd. Method of determining concentration of a component in gases and electrochemical device suitable for practicing the method
JPH0625747B2 (ja) * 1985-06-21 1994-04-06 本田技研工業株式会社 酸素濃度検出装置
JPS62123350A (ja) * 1985-11-22 1987-06-04 Mitsubishi Motors Corp 空燃比検出装置
JPH0814570B2 (ja) * 1986-02-07 1996-02-14 日本特殊陶業株式会社 空燃比センサ
JPH0672866B2 (ja) * 1986-03-19 1994-09-14 本田技研工業株式会社 酸素濃度検出装置
JPH0672867B2 (ja) * 1986-03-19 1994-09-14 本田技研工業株式会社 酸素濃度検出装置
US4818362A (en) * 1986-03-19 1989-04-04 Honda Giken Kogyo Kabushiki Kaisha Oxygen concentration sensing apparatus
JPS62238455A (ja) * 1986-04-09 1987-10-19 Ngk Insulators Ltd 酸素分析方法及び装置
JPH0635955B2 (ja) * 1986-07-30 1994-05-11 三菱自動車工業株式会社 空燃比検出装置
JPS6355453A (ja) * 1986-08-27 1988-03-09 Hitachi Ltd 空燃比測定装置
JPH0635954B2 (ja) * 1987-05-12 1994-05-11 日本特殊陶業株式会社 空燃比検出装置
US5049254A (en) * 1987-05-29 1991-09-17 Ford Motor Company Exhaust gas recirculation sensor
US5614658A (en) * 1994-06-30 1997-03-25 Dresser Industries Exhaust sensor
JP3521170B2 (ja) * 1996-03-19 2004-04-19 日本特殊陶業株式会社 排気ガスセンサ及びそれを用いたセンサシステム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4158166A (en) * 1976-11-24 1979-06-12 Westinghouse Electric Corp. Combustibles analyzer
JPS55154450A (en) * 1979-05-19 1980-12-02 Nissan Motor Co Ltd Air-fuel-ratio detector
JPS55155859A (en) * 1979-05-25 1980-12-04 Towa Kogyo Kk Method of waterproofing
US4272329A (en) * 1980-03-03 1981-06-09 Ford Motor Company Steady state mode oxygen sensor and method
JPS57131046A (en) * 1981-02-06 1982-08-13 Hitachi Ltd Air-fuel ratio controller for internal combustion engine
JPS58153155A (ja) * 1982-03-09 1983-09-12 Ngk Spark Plug Co Ltd 酸素センサ
JPS5943348A (ja) * 1982-09-03 1984-03-10 Hitachi Ltd 空燃比センサ
JPS59208452A (ja) * 1983-05-11 1984-11-26 Mitsubishi Electric Corp 機関の空燃比センサ

Also Published As

Publication number Publication date
US4578171A (en) 1986-03-25
EP0147988A1 (de) 1985-07-10
EP0147988B1 (de) 1989-03-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition