JPS6117638U - pressure detection device - Google Patents
pressure detection deviceInfo
- Publication number
- JPS6117638U JPS6117638U JP10168684U JP10168684U JPS6117638U JP S6117638 U JPS6117638 U JP S6117638U JP 10168684 U JP10168684 U JP 10168684U JP 10168684 U JP10168684 U JP 10168684U JP S6117638 U JPS6117638 U JP S6117638U
- Authority
- JP
- Japan
- Prior art keywords
- detection device
- pressure
- pressure detection
- pressure sensor
- electrodes
- 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
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の第１実施例の断面図、第２図はセンサ
部分の拡大断面図、第３図はヤンサ部分の上面斜視図、
第４図は同じく下面斜視図、第５図は従来例の断面図、
第６図は同じくセンサ部分の断面図、第７図はその平面
図である。
１０・・・シリンダヘッド、１１・・・点火栓ネジ孔、
１２・・・点火栓、１４・・・取付座面、１５・・・圧
カセンサ、１６・・・中心電極、１７・・・圧電素子、
１８・・・上面電極、１９・・・下面電極、２０−・・
モールド部材、２１・・・リード線、３０・・・ガイド
部材、３１・・・点火栓挿入孔、３６・・・シール部材
、４０・・・プラグブーツ、４２・・・ボス部、５０，
５１・・・縦溝。FIG. 1 is a sectional view of the first embodiment of the present invention, FIG. 2 is an enlarged sectional view of the sensor section, and FIG. 3 is a top perspective view of the sensor section.
FIG. 4 is a bottom perspective view, and FIG. 5 is a sectional view of the conventional example.
FIG. 6 is a sectional view of the sensor portion, and FIG. 7 is a plan view thereof. 10... Cylinder head, 11... Ignition plug screw hole,
12... Spark plug, 14... Mounting seat, 15... Pressure sensor, 16... Center electrode, 17... Piezoelectric element,
18...Top electrode, 19...Bottom electrode, 20-...
Mold member, 21... Lead wire, 30... Guide member, 31... Ignition plug insertion hole, 36... Seal member, 40... Plug boot, 42... Boss portion, 50,
51...Vertical groove.
Claims (1)
型の圧カセンサを挾み込み、この圧力センサは圧電素子
と電極の積層体の周囲に絶縁性のモールド部材を鋳包ん
で一体化し、この圧カセシサの出力によりシリンダ内圧
を測定するようにした内燃機関の圧力検出装置において
、前記圧力センサの圧電素子を挾む上面、下面電極の外
周または内周に複数の溝または突起を設け、これら溝′
または突起の周囲をモールド部材で鋳包んだことを特徴
とする圧力検出装置。A ring-shaped pressure sensor is inserted into the mounting surface of the ignition plug that is screwed into the cylinder head, and this pressure sensor is integrated by casting an insulating mold member around the stack of piezoelectric elements and electrodes. In a pressure detection device for an internal combustion engine that measures the cylinder internal pressure by the output of the pressure capacitor, a plurality of grooves or protrusions are provided on the outer periphery or inner periphery of the upper and lower electrodes that sandwich the piezoelectric element of the pressure sensor. groove'
Alternatively, a pressure detection device characterized in that the protrusion is surrounded by a molded member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10168684U JPS6117638U (en) | 1984-07-05 | 1984-07-05 | pressure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10168684U JPS6117638U (en) | 1984-07-05 | 1984-07-05 | pressure detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6117638U true JPS6117638U (en) | 1986-02-01 |
Family
ID=30661104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10168684U Pending JPS6117638U (en) | 1984-07-05 | 1984-07-05 | pressure detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6117638U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62195736U (en) * | 1986-06-04 | 1987-12-12 | ||
| JPS63141440U (en) * | 1987-03-09 | 1988-09-19 |
-
1984
- 1984-07-05 JP JP10168684U patent/JPS6117638U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62195736U (en) * | 1986-06-04 | 1987-12-12 | ||
| JPS63141440U (en) * | 1987-03-09 | 1988-09-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6117638U (en) | pressure detection device | |
| JPS6117639U (en) | pressure detection device | |
| JPS6114343U (en) | pressure detection device | |
| JPS6114342U (en) | pressure detection device | |
| JPS6114345U (en) | pressure detection device | |
| JPS6117641U (en) | pressure detection device | |
| JPS6117643U (en) | pressure detection device | |
| JPS6114344U (en) | pressure detection device | |
| JPS6244231U (en) | ||
| JPS6117640U (en) | pressure detection device | |
| JPS6114341U (en) | pressure detection device | |
| JPS61119738U (en) | ||
| JPS5832125U (en) | Diesel engine mouthpiece | |
| JPS60171930U (en) | Sub-combustion chamber structure of internal combustion engine | |
| JPS5851023U (en) | Combustion chamber structure of internal combustion engine | |
| JPS6117642U (en) | pressure detection device | |
| JPS5991469U (en) | Internal combustion engine air cleaner | |
| JPS63193337U (en) | ||
| JPS59115322U (en) | Pinching type piezoelectric sensor | |
| JPS5832127U (en) | Diesel engine pre-chamber structure | |
| JPS58165216U (en) | Direct injection diesel engine combustion chamber | |
| JPS58172019U (en) | Engine temperature sensor - mounting device | |
| JPS5827525U (en) | Swirl chamber structure of internal combustion engine | |
| JPS59194552U (en) | head gasket | |
| JPS5882430U (en) | Diesel engine vortex chamber |