DE60317841D1 - Luft/Kraftstoffverhältnis-Detektor - Google Patents

Luft/Kraftstoffverhältnis-Detektor

Info

Publication number
DE60317841D1
DE60317841D1 DE60317841T DE60317841T DE60317841D1 DE 60317841 D1 DE60317841 D1 DE 60317841D1 DE 60317841 T DE60317841 T DE 60317841T DE 60317841 T DE60317841 T DE 60317841T DE 60317841 D1 DE60317841 D1 DE 60317841D1
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 - Fee Related
Application number
DE60317841T
Other languages
English (en)
Other versions
DE60317841T2 (de
Inventor
Shigeo Isitani
Futoshi Ichiyanagi
Yasuji Orimo
Chiharu Katsuyama
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE60317841D1 publication Critical patent/DE60317841D1/de
Publication of DE60317841T2 publication Critical patent/DE60317841T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01N27/27—Association of two or more measuring systems or cells, each measuring a different parameter, where the measurement results may be either used independently, the systems or cells being physically associated, or combined to produce a value for a further parameter
    • 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
    • G01N27/419—Measuring voltages or currents with a combination of oxygen pumping cells and oxygen concentration cells
DE60317841T 2002-03-29 2003-03-27 Luft/Kraftstoffverhältnis-Detektor Expired - Fee Related DE60317841T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002096102A JP3782031B2 (ja) 2002-03-29 2002-03-29 空燃比検出装置
JP2002096102 2002-03-29

Publications (2)

Publication Number Publication Date
DE60317841D1 true DE60317841D1 (de) 2008-01-17
DE60317841T2 DE60317841T2 (de) 2008-12-04

Family

ID=27800558

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60317841T Expired - Fee Related DE60317841T2 (de) 2002-03-29 2003-03-27 Luft/Kraftstoffverhältnis-Detektor

Country Status (5)

Country Link
US (1) US7122103B2 (de)
EP (1) EP1348950B1 (de)
JP (1) JP3782031B2 (de)
KR (1) KR100474223B1 (de)
DE (1) DE60317841T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3966805B2 (ja) * 2002-11-18 2007-08-29 株式会社日立製作所 空燃比検出装置
JP2004198362A (ja) * 2002-12-20 2004-07-15 Denso Corp ガスセンサ
DE10346858B3 (de) * 2003-10-09 2005-01-05 Robert Bosch Gmbh Sensorelement für einen Messfühler
JP2005201841A (ja) * 2004-01-19 2005-07-28 Hitachi Ltd 酸素濃度検出素子及びその製造方法
JP4490122B2 (ja) * 2004-01-19 2010-06-23 日立オートモティブシステムズ株式会社 酸素濃度検出素子
JP2005351741A (ja) * 2004-06-10 2005-12-22 Hitachi Ltd 酸素濃度検出素子
EP1605255A1 (de) * 2004-06-10 2005-12-14 Hitachi, Ltd. Element zur Detektion von Sauerstoff und Verfahren für dessen Herstellung
JP2005351737A (ja) * 2004-06-10 2005-12-22 Hitachi Ltd 酸素濃度検出素子
US7270550B1 (en) * 2006-07-11 2007-09-18 Cheng Uei Precision Industry Co., Ltd. Board to board connector
DE102006062060A1 (de) * 2006-12-29 2008-07-03 Robert Bosch Gmbh Sensorelement mit innen liegender Anode
US20090050479A1 (en) * 2007-08-23 2009-02-26 Robert Bosch Gmbh Exhaust gas sensor
US20090050480A1 (en) * 2007-08-23 2009-02-26 Robert Bosch Gmbh Exhaust gas sensor
AT510702B1 (de) * 2010-12-01 2012-06-15 Avl List Gmbh Verfahren und vorrichtung zur bewertung des zustandes eines kraftstoff-luftgemisches
WO2014118893A1 (ja) * 2013-01-29 2014-08-07 トヨタ自動車株式会社 内燃機関の制御装置
KR101730747B1 (ko) 2013-01-29 2017-04-26 도요타지도샤가부시키가이샤 내연 기관의 제어 장치
JP6476607B2 (ja) * 2014-06-30 2019-03-06 株式会社デンソー ガスセンサ素子
KR20180104059A (ko) * 2016-02-24 2018-09-19 다나카 기킨조쿠 고교 가부시키가이샤 가스 센서 전극 및 그 제조 방법
KR20180104070A (ko) * 2016-02-24 2018-09-19 다나카 기킨조쿠 고교 가부시키가이샤 가스 센서 전극 형성용 금속 페이스트

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59197851A (ja) * 1983-04-26 1984-11-09 Ngk Insulators Ltd 電気化学的素子および装置
JPS6110762A (ja) 1984-06-26 1986-01-18 Nissan Motor Co Ltd 空燃比測定装置
JPH0617891B2 (ja) * 1984-07-06 1994-03-09 日本電装株式会社 酸素濃度検出素子
JPS6147553A (ja) * 1984-08-13 1986-03-08 Hitachi Ltd 空燃比センサ
JPS6151555A (ja) * 1984-08-21 1986-03-14 Ngk Insulators Ltd 電気化学的装置
US4980042A (en) * 1986-03-24 1990-12-25 Ngk Spark Plug Co., Ltd. Oxygen sensor and method of making it
US5360528A (en) * 1992-07-20 1994-11-01 General Motors Corporation Wide range oxygen sensor
KR960024356A (ko) * 1994-12-26 1996-07-20 이형도 광역공연비 센서 및 이의 구동방법
DE4447033C2 (de) * 1994-12-28 1998-04-30 Bosch Gmbh Robert Meßfühler zur Bestimmung des Sauerstoffgehaltes in Gasgemischen
FR2744218B1 (fr) * 1996-01-31 2000-01-14 Denso Corp Detecteur de rapport air-carburant

Also Published As

Publication number Publication date
EP1348950A2 (de) 2003-10-01
DE60317841T2 (de) 2008-12-04
JP2003294695A (ja) 2003-10-15
US20030188967A1 (en) 2003-10-09
EP1348950B1 (de) 2007-12-05
EP1348950A3 (de) 2004-05-26
US7122103B2 (en) 2006-10-17
JP3782031B2 (ja) 2006-06-07
KR100474223B1 (ko) 2005-03-09
KR20030078729A (ko) 2003-10-08

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Legal Events

Date Code Title Description
8381 Inventor (new situation)

Inventor name: ICHIYANAGI, FUTOSHI, ATSUGI-SHI, KANAGAWA 243-, JP

Inventor name: ORIMO, YASUJI, ATSUGI-SHI, KANAGAWA 243-8510, JP

Inventor name: KATSUYAMA, CHIHARU, ATSUGI-SHI, KANAGAWA 243-8, JP

Inventor name: ISITANI, SHIGEO, ATSUGI-SHI, KANAGAWA 243-8510, JP

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee