JPH0241128U - - Google Patents
Info
- Publication number
- JPH0241128U JPH0241128U JP12002388U JP12002388U JPH0241128U JP H0241128 U JPH0241128 U JP H0241128U JP 12002388 U JP12002388 U JP 12002388U JP 12002388 U JP12002388 U JP 12002388U JP H0241128 U JPH0241128 U JP H0241128U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric element
- cylindrical
- synthetic resin
- resin case
- 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
- 229920003002 synthetic resin Polymers 0.000 claims description 3
- 239000000057 synthetic resin Substances 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Description
添付図面は本考案の一実施例を示し、第１図は
縦断側面図、第２図は切欠リング１０と重錘１１
との分離斜視図、第３図は本考案に係る周波数―
出力電圧特性を示すグラフ、第４図は従来構成の
同グラフである。
１……合成樹脂製ケース、８……圧電素子、１
０……切欠リング、１１……重錘、１４，１４…
…接続端子杆、１６……筒壁、１７……コネクタ
ー部、α……切欠部。
The attached drawings show an embodiment of the present invention, in which Fig. 1 is a longitudinal sectional side view, and Fig. 2 is a cutout ring 10 and a weight 11.
Figure 3 is an isolated perspective view of the frequency according to the present invention.
A graph showing the output voltage characteristics, FIG. 4, is the same graph for a conventional configuration. 1...Synthetic resin case, 8...Piezoelectric element, 1
0... Notch ring, 11... Weight, 14, 14...
... Connection terminal rod, 16 ... Cylinder wall, 17 ... Connector part, α ... Notch part.
Claims (1)
ース内に、表裏面に電極を備えた環状圧電素子を
、その上方に重錘を配設して、挾圧状に保持する
と共に、該合成樹脂製ケースの側面に、前記圧電
素子の表裏面電極と電気的に接続される接続端子
杆を筒壁で囲繞して構成される筒状コネクター部
を突設してなるものにおいて、前記重錘と環状圧
電素子間に切欠リングを介装し、その切欠部をコ
ネクター部側に位置させたことを特徴とする非共
振型ノツクセンサ。 In a cylindrical synthetic resin case that is attached to an internal combustion engine, an annular piezoelectric element having electrodes on the front and back surfaces is held in a pinched manner with a weight disposed above it, and the synthetic resin case is A cylindrical connector part formed by surrounding a connecting terminal rod electrically connected to the front and back electrodes of the piezoelectric element with a cylindrical wall is provided on a side surface of the piezoelectric element, wherein the weight and the annular piezoelectric element are connected to each other. A non-resonant type knock sensor characterized in that a notch ring is interposed between elements, and the notch part is located on the connector side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12002388U JPH0241128U (en) | 1988-09-13 | 1988-09-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12002388U JPH0241128U (en) | 1988-09-13 | 1988-09-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0241128U true JPH0241128U (en) | 1990-03-22 |
Family
ID=31365762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12002388U Pending JPH0241128U (en) | 1988-09-13 | 1988-09-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0241128U (en) |
-
1988
- 1988-09-13 JP JP12002388U patent/JPH0241128U/ja active Pending
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