JPH01163862U - - Google Patents
Info
- Publication number
- JPH01163862U JPH01163862U JP6072388U JP6072388U JPH01163862U JP H01163862 U JPH01163862 U JP H01163862U JP 6072388 U JP6072388 U JP 6072388U JP 6072388 U JP6072388 U JP 6072388U JP H01163862 U JPH01163862 U JP H01163862U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- temperature sensor
- sensor
- electrode
- temperature
- 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
Links
- 239000000446 fuel Substances 0.000 claims description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Description
第１図は本考案の一実施例を示す燃料センサの
断面図、第２図は信号処理回路の回路図である。
１…燃料センサ、２…ハウジング、３…燃料供
給通路、４…側方電極、５…中心電極、１２…有
底孔、１３…サーミスタ、１８…信号処理回路。
FIG. 1 is a sectional view of a fuel sensor showing an embodiment of the present invention, and FIG. 2 is a circuit diagram of a signal processing circuit. DESCRIPTION OF SYMBOLS 1... Fuel sensor, 2... Housing, 3... Fuel supply passage, 4... Side electrode, 5... Center electrode, 12... Bottomed hole, 13... Thermistor, 18... Signal processing circuit.
Claims (1)
度を検出する温度センサを備え、前記電極間の静
電容量と温度センサの検出値から燃料中のアルコ
ール混合割合を測定する燃料センサにおいて、前
記電極を中空構造とし、この電極の内部に前記温
度センサを収装したことを特徴とする燃料センサ
。 The fuel sensor includes a pair of electrodes arranged oppositely in the fuel and a temperature sensor for detecting the temperature of the fuel, and measures the alcohol mixing ratio in the fuel from the capacitance between the electrodes and the detected value of the temperature sensor. A fuel sensor characterized in that the electrode has a hollow structure and the temperature sensor is housed inside the electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988060723U JPH079075Y2 (en) | 1988-05-09 | 1988-05-09 | Automotive alcohol fuel sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988060723U JPH079075Y2 (en) | 1988-05-09 | 1988-05-09 | Automotive alcohol fuel sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01163862U true JPH01163862U (en) | 1989-11-15 |
| JPH079075Y2 JPH079075Y2 (en) | 1995-03-06 |
Family
ID=31286422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988060723U Expired - Lifetime JPH079075Y2 (en) | 1988-05-09 | 1988-05-09 | Automotive alcohol fuel sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH079075Y2 (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03128846U (en) * | 1990-04-10 | 1991-12-25 | ||
| JP2002236103A (en) * | 2001-02-08 | 2002-08-23 | Saginomiya Seisakusho Inc | Electrode for conductivity meter |
| JP2009505074A (en) * | 2005-08-08 | 2009-02-05 | コンチネンタル オートモーティヴ システムズ ユーエス，インコーポレイテッド | Fluid quality sensor |
| JP2010145279A (en) * | 2008-12-19 | 2010-07-01 | Denso Corp | Fuel property sensor |
| JP2010210563A (en) * | 2009-03-12 | 2010-09-24 | Denso Corp | Fuel property detector |
| JP2010223830A (en) * | 2009-03-24 | 2010-10-07 | Denso Corp | Liquid property sensor |
| JP2011107070A (en) * | 2009-11-20 | 2011-06-02 | Denso Corp | Fuel alcohol concentration detector |
| JP2011164085A (en) * | 2010-01-12 | 2011-08-25 | Denso Corp | Fuel alcohol concentration detector |
| JP2012108030A (en) * | 2010-11-18 | 2012-06-07 | Denso Corp | Fuel sensor |
| JP2012145491A (en) * | 2011-01-13 | 2012-08-02 | Denso Corp | Fuel sensor |
| US9297793B2 (en) | 2013-04-23 | 2016-03-29 | Denso Corporation | Fuel property sensor and method for detecting malfunction of the same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5348674U (en) * | 1976-09-29 | 1978-04-25 |
-
1988
- 1988-05-09 JP JP1988060723U patent/JPH079075Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5348674U (en) * | 1976-09-29 | 1978-04-25 |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03128846U (en) * | 1990-04-10 | 1991-12-25 | ||
| JP4582926B2 (en) * | 2001-02-08 | 2010-11-17 | 株式会社鷺宮製作所 | Conductivity meter electrode |
| JP2002236103A (en) * | 2001-02-08 | 2002-08-23 | Saginomiya Seisakusho Inc | Electrode for conductivity meter |
| JP2009505074A (en) * | 2005-08-08 | 2009-02-05 | コンチネンタル オートモーティヴ システムズ ユーエス，インコーポレイテッド | Fluid quality sensor |
| JP2010145279A (en) * | 2008-12-19 | 2010-07-01 | Denso Corp | Fuel property sensor |
| JP2010210563A (en) * | 2009-03-12 | 2010-09-24 | Denso Corp | Fuel property detector |
| JP4711153B2 (en) * | 2009-03-12 | 2011-06-29 | 株式会社デンソー | Fuel property detection device |
| JP2010223830A (en) * | 2009-03-24 | 2010-10-07 | Denso Corp | Liquid property sensor |
| JP4716146B2 (en) * | 2009-03-24 | 2011-07-06 | 株式会社デンソー | Liquid property sensor |
| JP2011107070A (en) * | 2009-11-20 | 2011-06-02 | Denso Corp | Fuel alcohol concentration detector |
| JP2011164085A (en) * | 2010-01-12 | 2011-08-25 | Denso Corp | Fuel alcohol concentration detector |
| JP2012108030A (en) * | 2010-11-18 | 2012-06-07 | Denso Corp | Fuel sensor |
| JP2012145491A (en) * | 2011-01-13 | 2012-08-02 | Denso Corp | Fuel sensor |
| US9297793B2 (en) | 2013-04-23 | 2016-03-29 | Denso Corporation | Fuel property sensor and method for detecting malfunction of the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH079075Y2 (en) | 1995-03-06 |