JPH0274730U - - Google Patents
Info
- Publication number
- JPH0274730U JPH0274730U JP15506688U JP15506688U JPH0274730U JP H0274730 U JPH0274730 U JP H0274730U JP 15506688 U JP15506688 U JP 15506688U JP 15506688 U JP15506688 U JP 15506688U JP H0274730 U JPH0274730 U JP H0274730U
- Authority
- JP
- Japan
- Prior art keywords
- membrane electrode
- signal detection
- membrane
- side membrane
- ground side
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims 8
- 238000005452 bending Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Description
第１図は本考案素子の一実施例の構成を示す斜
視図、第２図ａ，ｂはそれぞれ本考案素子の他の
実施例を示す斜視図、第３図は本考案素子の出力
検出信号をインピーダンス変換して取り出す回路
の一例を示す図である。
１…長尺膜状圧電体、２…信号検出側膜状電極
、３…アース側膜状電極、４…保護膜、５，６…
信号検出側、アース側リード線、７…本考案素子
。
FIG. 1 is a perspective view showing the configuration of one embodiment of the device of the present invention, FIGS. 2a and b are perspective views showing other embodiments of the device of the present invention, and FIG. 3 is an output detection signal of the device of the present invention. FIG. 3 is a diagram illustrating an example of a circuit that converts the impedance of the signal and extracts the signal. DESCRIPTION OF SYMBOLS 1... Long film-like piezoelectric body, 2... Signal detection side film-like electrode, 3... Earth-side film-like electrode, 4... Protective film, 5, 6...
Signal detection side, ground side lead wire, 7...device of the present invention.
Claims (1)
号検出側膜状電極２及びアース側膜状電極３を設
け、これらの膜状電極２，３の表示にこれらを被
い密閉する保護膜４を接合し、信号検出側膜状電
極２を内側に、アース側膜状電極３を外側にして
幅方向に折り曲げてなる長尺膜状圧電素子。 A signal detection side membrane electrode 2 and a ground side membrane electrode 3 are provided on both sides of the flexible elongated membrane piezoelectric body 1, respectively, and the display of these membrane electrodes 2 and 3 is covered and sealed for protection. A long membrane piezoelectric element formed by joining membranes 4 and bending them in the width direction with the signal detection side membrane electrode 2 on the inside and the ground side membrane electrode 3 on the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15506688U JPH0274730U (en) | 1988-11-28 | 1988-11-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15506688U JPH0274730U (en) | 1988-11-28 | 1988-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0274730U true JPH0274730U (en) | 1990-06-07 |
Family
ID=31432357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15506688U Pending JPH0274730U (en) | 1988-11-28 | 1988-11-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0274730U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006112258A1 (en) * | 2005-04-14 | 2006-10-26 | Matsushita Electric Industrial Co., Ltd. | Contact detection device, and door handle device and smart entry system with the same |
-
1988
- 1988-11-28 JP JP15506688U patent/JPH0274730U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006112258A1 (en) * | 2005-04-14 | 2006-10-26 | Matsushita Electric Industrial Co., Ltd. | Contact detection device, and door handle device and smart entry system with the same |