JPS59108243U - Piezoelectric pressure sensor for internal combustion engines - Google Patents
Piezoelectric pressure sensor for internal combustion enginesInfo
- Publication number
- JPS59108243U JPS59108243U JP9289482U JP9289482U JPS59108243U JP S59108243 U JPS59108243 U JP S59108243U JP 9289482 U JP9289482 U JP 9289482U JP 9289482 U JP9289482 U JP 9289482U JP S59108243 U JPS59108243 U JP S59108243U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- pressure sensor
- internal combustion
- combustion engines
- plate
- 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
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Aは本案を適用した圧電型圧力センサの正断面図
、同図BはA図イーイ線に沿う平断面図、第2図Aは第
1図で用いたものと同様の加圧板(および受圧板)の斜
視図、同図Bは他の態様による加圧板(および受圧板)
の斜視図である。
1.1′・・・・・・圧電素子、3・・・・・・加圧板
、3′・・・・・・受圧板、3a、 3’ a、
3b、 3’ b・・・・・−突部、N・・・・・・
機関ボルト、N′・・・・・・六角頭部、M・・・・・
・シリンダヘッド面。Figure 1A is a front cross-sectional view of a piezoelectric pressure sensor to which the present invention is applied, Figure B is a plane cross-sectional view taken along line E in Figure A, and Figure 2A is a pressure plate similar to that used in Figure 1. Figure B is a perspective view of a pressure plate (and pressure receiving plate) according to another aspect.
FIG. 1.1'... Piezoelectric element, 3... Pressure plate, 3'... Pressure receiving plate, 3a, 3' a,
3b, 3' b...-Protrusion, N...
Engine bolt, N'...Hexagonal head, M...
・Cylinder head surface.
Claims (1)
ボルトを挿通して一定の圧縮応力下で装着され、シリン
ダ内圧力の変動に応じて電気信号を出力するものであっ
て、少なくとも圧電素子とこれを上下面で挾持する金属
の加圧板および受圧板とを具備する圧力センサにおいて
上記加圧板および受圧板の外面にそれぞれ機関ボルトの
六角頭部とシリンダヘッド面との熱伝導面積を少なくす
る突部を設けたことを特徴とする内燃機関用圧電型圧力
センサ。The engine bolt is inserted between the hexagonal head of the engine bolt and the cylinder head surface and is installed under a certain compressive stress, and outputs an electrical signal in response to fluctuations in cylinder pressure, and at least piezoelectric element In a pressure sensor equipped with a metal pressure plate and a pressure receiving plate that sandwich the pressure plate and the pressure plate at the upper and lower surfaces, the heat conduction area between the hexagonal head of the engine bolt and the cylinder head surface is reduced on the outer surface of the pressure plate and the pressure receiving plate, respectively. A piezoelectric pressure sensor for internal combustion engines characterized by having a protrusion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9289482U JPS59108243U (en) | 1982-06-21 | 1982-06-21 | Piezoelectric pressure sensor for internal combustion engines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9289482U JPS59108243U (en) | 1982-06-21 | 1982-06-21 | Piezoelectric pressure sensor for internal combustion engines |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59108243U true JPS59108243U (en) | 1984-07-21 |
JPS6242345Y2 JPS6242345Y2 (en) | 1987-10-30 |
Family
ID=30223331
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9289482U Granted JPS59108243U (en) | 1982-06-21 | 1982-06-21 | Piezoelectric pressure sensor for internal combustion engines |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59108243U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59108244U (en) * | 1983-01-10 | 1984-07-21 | 日産自動車株式会社 | Washer type pressure sensor |
JP2010071078A (en) * | 2008-09-16 | 2010-04-02 | Mitsuba Corp | Engine starting device |
JP2012097710A (en) * | 2010-11-05 | 2012-05-24 | Ihi Corp | Heat transfer inhibition coupling structure and turbine with variable nozzle equipped with the structure |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013179752A1 (en) * | 2012-05-31 | 2013-12-05 | 京セラ株式会社 | Piezoelectric element for pressure sensor |
-
1982
- 1982-06-21 JP JP9289482U patent/JPS59108243U/en active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59108244U (en) * | 1983-01-10 | 1984-07-21 | 日産自動車株式会社 | Washer type pressure sensor |
JP2010071078A (en) * | 2008-09-16 | 2010-04-02 | Mitsuba Corp | Engine starting device |
JP2012097710A (en) * | 2010-11-05 | 2012-05-24 | Ihi Corp | Heat transfer inhibition coupling structure and turbine with variable nozzle equipped with the structure |
Also Published As
Publication number | Publication date |
---|---|
JPS6242345Y2 (en) | 1987-10-30 |
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