JPS6267250U - - Google Patents

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Publication number
JPS6267250U
JPS6267250U JP15777485U JP15777485U JPS6267250U JP S6267250 U JPS6267250 U JP S6267250U JP 15777485 U JP15777485 U JP 15777485U JP 15777485 U JP15777485 U JP 15777485U JP S6267250 U JPS6267250 U JP S6267250U
Authority
JP
Japan
Prior art keywords
oxygen
oxygen concentration
pair
concentration detection
detection section
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
JP15777485U
Other languages
Japanese (ja)
Other versions
JPH0422286Y2 (en
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 filed Critical
Priority to JP1985157774U priority Critical patent/JPH0422286Y2/ja
Publication of JPS6267250U publication Critical patent/JPS6267250U/ja
Application granted granted Critical
Publication of JPH0422286Y2 publication Critical patent/JPH0422286Y2/ja
Expired legal-status Critical Current

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  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の実施例を示す断面図、第２図
は同上実施例を示す要部平面図、第３図は同上実
施例における排気状態図、第４図は測定電極出力
及び空燃比と時間との関係を示すグラフ、第５図
は従来例を示す断面図、第６図は同上従来例にお
ける排気状態図である。 ４２…多孔性基板、４３，４４…測定電極、４
５…酸化物半導体、４６…酸素濃度検出部、４７
…固体電解質、４８，４９…ポンプ電極、５０…
酸素ポンプ部、５１…スペーサ、５２…間隙部、
６０…導入孔。 Fig. 1 is a sectional view showing an embodiment of the present invention, Fig. 2 is a plan view of essential parts showing the same embodiment, Fig. 3 is an exhaust state diagram in the above embodiment, and Fig. 4 is a measurement electrode output and air-fuel ratio. FIG. 5 is a sectional view showing the conventional example, and FIG. 6 is an exhaust state diagram in the conventional example. 42... Porous substrate, 43, 44... Measuring electrode, 4
5... Oxide semiconductor, 46... Oxygen concentration detection section, 47
...Solid electrolyte, 48, 49...Pump electrode, 50...
Oxygen pump part, 51... Spacer, 52... Gap part,
60...Introduction hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 加熱ヒータを装着した基板上に一対の測定電極
を並設し、該一対の測定電極上に酸素濃度に応じ
て抵抗値が変化する酸化物半導体を積層して酸素
濃度検出部を形成すると共に、酸素イオン伝導性
の固体電解質の両面に一対のポンプ電極を設けて
形成される酸素ポンプ部を枠状のスペーサを介し
て前記酸素濃度検出部上方に設け、かつ酸素濃度
検出部と酸素ポンプ部との間に形成される間隙部
に機関排気を導入する導入孔を有してなり、前記
酸素濃度検出部の検出結果に応じて酸素ポンプ部
に流す電流量を制御するように構成した内燃機関
用酸素センサにおいて、前記導入孔を前記基板に
形成したことを特徴とする内燃機関用酸素センサ
。 A pair of measurement electrodes are arranged in parallel on a substrate equipped with a heater, and an oxide semiconductor whose resistance value changes depending on the oxygen concentration is laminated on the pair of measurement electrodes to form an oxygen concentration detection section, An oxygen pump section formed by providing a pair of pump electrodes on both sides of an oxygen ion conductive solid electrolyte is provided above the oxygen concentration detection section via a frame-shaped spacer, and the oxygen concentration detection section and the oxygen pump section are connected to each other. for an internal combustion engine, comprising an introduction hole for introducing engine exhaust gas into a gap formed between An oxygen sensor for an internal combustion engine, characterized in that the introduction hole is formed in the substrate.
JP1985157774U 1985-10-17 1985-10-17 Expired JPH0422286Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985157774U JPH0422286Y2 (en) 1985-10-17 1985-10-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985157774U JPH0422286Y2 (en) 1985-10-17 1985-10-17

Publications (2)

Publication Number Publication Date
JPS6267250U true JPS6267250U (en) 1987-04-27
JPH0422286Y2 JPH0422286Y2 (en) 1992-05-21

Family

ID=31080639

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985157774U Expired JPH0422286Y2 (en) 1985-10-17 1985-10-17

Country Status (1)

Country Link
JP (1) JPH0422286Y2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5994051A (en) * 1982-11-19 1984-05-30 Sogo Jidosha Anzen Kogai Gijutsu Kenkyu Kumiai Oxygen sensor
JPS59190646A (en) * 1983-04-12 1984-10-29 Mitsubishi Electric Corp Rich-burn sensor
JPS6080750A (en) * 1983-10-07 1985-05-08 Matsushita Electric Ind Co Ltd Lean-burn type exhaust gas sensor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5994051A (en) * 1982-11-19 1984-05-30 Sogo Jidosha Anzen Kogai Gijutsu Kenkyu Kumiai Oxygen sensor
JPS59190646A (en) * 1983-04-12 1984-10-29 Mitsubishi Electric Corp Rich-burn sensor
JPS6080750A (en) * 1983-10-07 1985-05-08 Matsushita Electric Ind Co Ltd Lean-burn type exhaust gas sensor

Also Published As

Publication number Publication date
JPH0422286Y2 (en) 1992-05-21

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