JPS6255162U - - Google Patents
Info
- Publication number
- JPS6255162U JPS6255162U JP14653785U JP14653785U JPS6255162U JP S6255162 U JPS6255162 U JP S6255162U JP 14653785 U JP14653785 U JP 14653785U JP 14653785 U JP14653785 U JP 14653785U JP S6255162 U JPS6255162 U JP S6255162U
- Authority
- JP
- Japan
- Prior art keywords
- oxygen concentration
- exhaust gas
- heating
- detection element
- concentration sensor
- 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.)
- Pending
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 239000000446 fuel Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
Description
第１図は酸素濃度センサーの原理図、第２図は
空燃比Ａ／Ｆとポンプ電流ＩＰとの関係を示す図
、第３図は従来の加熱素子を示す図、第４図は通
電時間に対する抵抗値の変化率を示す図、第５図
は本考案に係る実施例の酸素濃度センサーの概略
説明図、第６図は本実施例に係る加熱素子を示す
図である。
１……酸素汲み出し用ポンプ素子、２……酸素
濃度比測定用素子、３……スリツト、４……直流
電源、５……可変抵抗、１０……絶縁性無機質板
状体、１１……孔、１２……発熱抵抗体、２０…
…ポンプ電流供給回路、２１……センサー電圧検
出回路、２２……加熱素子、２３……ヒータ電流
供給回路、２４……Ｐｔ線、２５……孔、２６…
…スルーホール、２７……引き出し部、２８……
絶縁性無機質板状体。
Figure 1 is a diagram showing the principle of an oxygen concentration sensor, Figure 2 is a diagram showing the relationship between air-fuel ratio A/F and pump current IP, Figure 3 is a diagram showing a conventional heating element, and Figure 4 is a diagram showing the relationship between energization time and FIG. 5 is a schematic illustration of an oxygen concentration sensor according to an embodiment of the present invention, and FIG. 6 is a diagram showing a heating element according to an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Pump element for pumping out oxygen, 2... Element for measuring oxygen concentration ratio, 3... Slit, 4... DC power supply, 5... Variable resistor, 10... Insulating inorganic plate, 11... Hole , 12... heating resistor, 20...
... Pump current supply circuit, 21 ... Sensor voltage detection circuit, 22 ... Heating element, 23 ... Heater current supply circuit, 24 ... Pt wire, 25 ... Hole, 26 ...
...Through hole, 27...Drawer part, 28...
Insulating inorganic plate.
Claims (1)
ガス中の酸素濃度に応じた出力を発生する酸素濃
度検出素子を有する酸素濃度センサーにおいて、
基板の両面に発熱抵抗体を敷設した加熱素子を前
記酸素濃度検出素子に添設したことを特徴とする
酸素濃度センサーの加熱装置。 An oxygen concentration sensor having an oxygen concentration detection element that is installed in an exhaust gas passage of an internal combustion engine and generates an output according to the oxygen concentration in the exhaust gas,
1. A heating device for an oxygen concentration sensor, characterized in that a heating element having heating resistors laid on both sides of a substrate is attached to the oxygen concentration detection element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14653785U JPS6255162U (en) | 1985-09-27 | 1985-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14653785U JPS6255162U (en) | 1985-09-27 | 1985-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6255162U true JPS6255162U (en) | 1987-04-06 |
Family
ID=31059092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14653785U Pending JPS6255162U (en) | 1985-09-27 | 1985-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6255162U (en) |
-
1985
- 1985-09-27 JP JP14653785U patent/JPS6255162U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6255162U (en) | ||
| JPH0789109B2 (en) | Oxygen concentration detector | |
| JPS62152077U (en) | ||
| JPS6392251U (en) | ||
| JPS6220144U (en) | ||
| JPS6244272U (en) | ||
| JPS61126071U (en) | ||
| JPS6191157U (en) | ||
| JPS62153566U (en) | ||
| JPS61186753U (en) | ||
| JPH02135855U (en) | ||
| JPS59155547U (en) | Oxygen sensor heating control device | |
| JPS6199648U (en) | ||
| JPS6240267U (en) | ||
| JPS5851264U (en) | exhaust gas sensor | |
| JPS61197553U (en) | ||
| JPS63121746U (en) | ||
| JPS6374950U (en) | ||
| JPS6447953U (en) | ||
| JPS6210658U (en) | ||
| JPH0339115U (en) | ||
| JPH0427137U (en) | ||
| JPS61183438U (en) | ||
| JPS63153146U (en) | ||
| JPS59103264U (en) | Heating device for oxygen concentration detector |