JPS62104135U - - Google Patents
Info
- Publication number
- JPS62104135U JPS62104135U JP19528785U JP19528785U JPS62104135U JP S62104135 U JPS62104135 U JP S62104135U JP 19528785 U JP19528785 U JP 19528785U JP 19528785 U JP19528785 U JP 19528785U JP S62104135 U JPS62104135 U JP S62104135U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- combustion engine
- internal combustion
- cylinder internal
- pressure 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
Description
第１図は本考案の一実施例を示すシリンダ内圧
検出装置のシステム図、第２図はシリンダ内圧検
出装置として用いられる圧力センサの取付状態を
示す断面図、第３図は同上の圧力センサの拡大断
面図、第４図は従来例を示すシリンダ内圧検出装
置のシステム図である。
１０……シリンダヘツド、１２Ａ〜１２Ｄ……
点火栓、１５Ａ〜１５Ｄ……圧力センサ、２１Ａ
〜２１Ｄ……ケーブル、２２Ａ〜２２Ｄ……入力
アンプ。
Fig. 1 is a system diagram of a cylinder internal pressure detection device showing an embodiment of the present invention, Fig. 2 is a sectional view showing the installation state of a pressure sensor used as the cylinder internal pressure detection device, and Fig. 3 is a system diagram of a pressure sensor used as the cylinder internal pressure detection device. The enlarged sectional view, FIG. 4, is a system diagram of a conventional cylinder internal pressure detection device. 10... Cylinder head, 12A to 12D...
Spark plug, 15A to 15D...Pressure sensor, 21A
~21D...Cable, 22A~22D...Input amplifier.
Claims (1)
より構成される圧力センサを取付けて、各気筒の
シリンダ内圧を検出する内燃機関のシリンダ内圧
検出装置において、各圧力センサから各入力アン
プまでのケーブルの長さを各圧力センサの特性に
応じて異ならせたことを特徴とする内燃機関のシ
リンダ内圧検出装置。 In a cylinder internal pressure detection device for an internal combustion engine that detects the cylinder internal pressure of each cylinder by installing a pressure sensor composed of a piezoelectric element in each cylinder of a multi-cylinder internal combustion engine, the length of the cable from each pressure sensor to each input amplifier is A cylinder internal pressure detection device for an internal combustion engine, characterized in that the cylinder internal pressure of the internal combustion engine is varied according to the characteristics of each pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19528785U JPS62104135U (en) | 1985-12-20 | 1985-12-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19528785U JPS62104135U (en) | 1985-12-20 | 1985-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62104135U true JPS62104135U (en) | 1987-07-02 |
Family
ID=31153042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19528785U Pending JPS62104135U (en) | 1985-12-20 | 1985-12-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62104135U (en) |
-
1985
- 1985-12-20 JP JP19528785U patent/JPS62104135U/ja active Pending
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