JPS63183528U - - Google Patents
Info
- Publication number
- JPS63183528U JPS63183528U JP7392687U JP7392687U JPS63183528U JP S63183528 U JPS63183528 U JP S63183528U JP 7392687 U JP7392687 U JP 7392687U JP 7392687 U JP7392687 U JP 7392687U JP S63183528 U JPS63183528 U JP S63183528U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- flange
- pressure sensor
- internal pressure
- displacement
- 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
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Measuring Fluid Pressure (AREA)
Description
第１図は本考案に係るシリンダ内圧センサの部
分断面図、第２図は本考案に係るシリンダ内圧セ
ンサを構成する支持体と変位変換素子の組立構造
を示す断面図、第３図は同じくその平面図、第４
図は同じく別の実施例における平面図、第５図は
同じく更に別の実施例における断面図、第６図は
本考案に係るシリンダ内圧センサの動作を説明す
る図、第７図は従来のシリンダ内圧センサの部分
断面図、第８図はクランク角―シリンダ内圧特性
図である。
１……点火プラグ、２……シリンダ、４……支
持体、４１……連結部、４２……開口部、４３…
…鍔部、５……変位変換素子。
Fig. 1 is a partial sectional view of a cylinder internal pressure sensor according to the present invention, Fig. 2 is a sectional view showing an assembled structure of a support and a displacement converting element that constitute the cylinder internal pressure sensor according to the present invention, and Fig. 3 is a partial sectional view of the cylinder internal pressure sensor according to the present invention. Floor plan, 4th
The figure is a plan view of another embodiment, FIG. 5 is a sectional view of still another embodiment, FIG. 6 is a diagram illustrating the operation of the cylinder internal pressure sensor according to the present invention, and FIG. 7 is a diagram of a conventional cylinder pressure sensor. FIG. 8, which is a partial sectional view of the internal pressure sensor, is a crank angle-cylinder internal pressure characteristic diagram. DESCRIPTION OF SYMBOLS 1...Spark plug, 2...Cylinder, 4...Support, 41...Connection part, 42...Opening part, 43...
...Flame part, 5...Displacement conversion element.
Claims (1)
する鍔部を設けた支持体と、前記支持体の前記鍔
部の面上に接合された変位変換素子とを備え、前
記支持体は、前記開口部を通つて、内燃機関のシ
リンダに装着された点火プラグを挿通させると共
に、前記鍔部の内端縁によつて前記点火プラグの
端面を抑え込むようにして、前記連結部を前記シ
リンダの外壁部に連結したことを特徴とするシリ
ンダ内圧センサ。 (2) 前記変位変換素子は、前記鍔部の内面に接
合させたことを特徴とする実用新案登録請求の範
囲第１項に記載のシリンダ内圧センサ。 (3) 前記変位変換素子は、前記鍔部の外面に接
合させたことを特徴とする実用新案登録請求の範
囲第１項に記載のシリンダ内圧センサ。 (4) 前記変位変換素子は、圧電素子でなること
を特徴とする実用新案登録請求の範囲第１項、第
２項または第３項に記載のシリンダ内圧センサ。[Claims for Utility Model Registration] (1) A support provided with a flange having a connecting portion on one end and an opening on the other end, and a displacement bonded to the surface of the flange of the support. a conversion element, the support body allows a spark plug attached to a cylinder of an internal combustion engine to be inserted through the opening, and holds an end surface of the spark plug by an inner edge of the flange. The cylinder internal pressure sensor is characterized in that the connecting portion is connected to an outer wall portion of the cylinder so as to be inserted into the cylinder. (2) The cylinder internal pressure sensor according to claim 1, wherein the displacement conversion element is bonded to the inner surface of the flange. (3) The cylinder internal pressure sensor according to claim 1, wherein the displacement converting element is bonded to the outer surface of the flange. (4) The cylinder internal pressure sensor according to claim 1, 2, or 3, wherein the displacement converting element is a piezoelectric element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7392687U JPH0631396Y2 (en) | 1987-05-18 | 1987-05-18 | Cylinder pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7392687U JPH0631396Y2 (en) | 1987-05-18 | 1987-05-18 | Cylinder pressure sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63183528U true JPS63183528U (en) | 1988-11-25 |
| JPH0631396Y2 JPH0631396Y2 (en) | 1994-08-22 |
Family
ID=30918689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7392687U Expired - Lifetime JPH0631396Y2 (en) | 1987-05-18 | 1987-05-18 | Cylinder pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0631396Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4737589B2 (en) * | 2003-09-19 | 2011-08-03 | ボルグワーナー ベル システムズ ジーエムビーエイチ | Diesel engine pressure glow plug |
-
1987
- 1987-05-18 JP JP7392687U patent/JPH0631396Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4737589B2 (en) * | 2003-09-19 | 2011-08-03 | ボルグワーナー ベル システムズ ジーエムビーエイチ | Diesel engine pressure glow plug |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0631396Y2 (en) | 1994-08-22 |