JPS6444434U - - Google Patents
Info
- Publication number
- JPS6444434U JPS6444434U JP13961487U JP13961487U JPS6444434U JP S6444434 U JPS6444434 U JP S6444434U JP 13961487 U JP13961487 U JP 13961487U JP 13961487 U JP13961487 U JP 13961487U JP S6444434 U JPS6444434 U JP S6444434U
- Authority
- JP
- Japan
- Prior art keywords
- sensor
- engine
- piezoelectric element
- electrical signal
- sensor body
- 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
- 238000000605 extraction Methods 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
Landscapes
- Measuring Fluid Pressure (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Description
第１図は本考案の内燃機関用ノツクセンサの実
施例の縦断正面図、第２図は同じくその水平断面
図、第３図イは同じくセンサ本体の斜視図、第３
図ロは同じく信号引出部の斜視図、第４図はリー
ド線を接続した状態を示す縦断正面図、第５図は
従来のノツクセンサ縦断正面図である。
１……機関ボルト、４，４′……電極板、５…
…圧電素子、１１……センサ本体、１４……電気
接続部材、１５……信号引出部。
FIG. 1 is a longitudinal sectional front view of an embodiment of the knock sensor for internal combustion engines of the present invention, FIG. 2 is a horizontal sectional view thereof, FIG. 3 A is a perspective view of the sensor body, and FIG.
Figure 9 is a perspective view of the signal extraction section, Figure 4 is a vertical sectional front view showing a state in which lead wires are connected, and Figure 5 is a vertical sectional front view of a conventional knock sensor. 1... Engine bolt, 4, 4'... Electrode plate, 5...
...piezoelectric element, 11...sensor main body, 14...electrical connection member, 15...signal extraction part.
Claims (1)
グ振動を電気信号に変換するものであつて、圧電
素子を含む環状のセンサ本体と圧電素子より誘起
される電気信号を外部のノツキング検出回路に搬
送するための電気接続部材を含む信号引出部とを
別体に設け、かつセンサ本体に対し信号引出部が
回転自在に構成された内燃機関用ノツクセンサ。 It is fastened to the seat surface of the engine bolt and converts the knocking vibration of the engine into an electrical signal.It has an annular sensor body that includes a piezoelectric element and conveys the electrical signal induced by the piezoelectric element to an external knocking detection circuit. A knock sensor for an internal combustion engine, which is provided with a signal extraction part including an electrical connection member for a sensor body, and is configured to be rotatable with respect to a sensor main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13961487U JPH053951Y2 (en) | 1987-09-11 | 1987-09-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13961487U JPH053951Y2 (en) | 1987-09-11 | 1987-09-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6444434U true JPS6444434U (en) | 1989-03-16 |
| JPH053951Y2 JPH053951Y2 (en) | 1993-01-29 |
Family
ID=31403031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13961487U Expired - Lifetime JPH053951Y2 (en) | 1987-09-11 | 1987-09-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH053951Y2 (en) |
-
1987
- 1987-09-11 JP JP13961487U patent/JPH053951Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH053951Y2 (en) | 1993-01-29 |