JPH01110332U - - Google Patents
Info
- Publication number
- JPH01110332U JPH01110332U JP656288U JP656288U JPH01110332U JP H01110332 U JPH01110332 U JP H01110332U JP 656288 U JP656288 U JP 656288U JP 656288 U JP656288 U JP 656288U JP H01110332 U JPH01110332 U JP H01110332U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric element
- flange
- sleeve
- weight
- laminated
- 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
- 239000002184 metal Substances 0.000 claims description 2
- 229920003002 synthetic resin Polymers 0.000 claims description 2
- 239000000057 synthetic resin Substances 0.000 claims description 2
- 239000012212 insulator Substances 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図はケース本体の共振周波数と
平行度の関係を示すグラフである。
１；合成樹脂製ケース、２；本体部、４；金属
製スリーブ、８；圧電素子、１０；平行度補償片
、１６；コネクター部、１４，１４；接続端子杆
、１７；筒壁。
The accompanying drawings show an embodiment of the present invention, and FIG. 1 is a longitudinal side view, and FIG. 2 is a graph showing the relationship between the resonance frequency and parallelism of the case body. 1; Synthetic resin case; 2; Main body; 4; Metal sleeve; 8; Piezoelectric element;
Claims (1)
成された金属製スリーブが装着され、スリーブに
外嵌して、鍔部上に、表裏面に電極が形成された
圧電素子、重り、ワツシヤー等が積層され、更に
その上部に、スリーブの螺子に螺合したナツトの
螺子締めにより前記各積層部材が鍔部とナツト間
で挾圧保持されると共に、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備えたコネクター部が突設
されてなるものにおいて、圧電素子と重りの間に
軟質絶縁体からなる平行度補償片を介装したこと
を特徴とする非共振型ノツクセンサー。 A metal sleeve with a flange formed at the bottom is installed inside a cylindrical synthetic resin case, and a piezoelectric element, weight, and washer that is fitted onto the sleeve and has electrodes formed on the front and back surfaces are placed on the flange. etc. are laminated, and each of the laminated members is held on top of the layered member with clamping pressure between the flange and the nut by tightening the nut screwed into the screw of the sleeve. A connector part is provided with a protruding connecting terminal rod that is electrically connected to the front and back electrodes of a piezoelectric element, and a parallelism compensating piece made of a soft insulator is interposed between the piezoelectric element and the weight. A non-resonant knock sensor characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP656288U JPH056505Y2 (en) | 1988-01-20 | 1988-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP656288U JPH056505Y2 (en) | 1988-01-20 | 1988-01-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01110332U true JPH01110332U (en) | 1989-07-25 |
| JPH056505Y2 JPH056505Y2 (en) | 1993-02-19 |
Family
ID=31210848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP656288U Expired - Lifetime JPH056505Y2 (en) | 1988-01-20 | 1988-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH056505Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012220336A (en) * | 2011-04-08 | 2012-11-12 | Mitsubishi Electric Corp | Knock sensor for internal combustion engine |
-
1988
- 1988-01-20 JP JP656288U patent/JPH056505Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012220336A (en) * | 2011-04-08 | 2012-11-12 | Mitsubishi Electric Corp | Knock sensor for internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH056505Y2 (en) | 1993-02-19 |
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