JPS63185259U - - Google Patents
Info
- Publication number
- JPS63185259U JPS63185259U JP7567087U JP7567087U JPS63185259U JP S63185259 U JPS63185259 U JP S63185259U JP 7567087 U JP7567087 U JP 7567087U JP 7567087 U JP7567087 U JP 7567087U JP S63185259 U JPS63185259 U JP S63185259U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric
- laminate
- electrodes
- electrode
- external
- 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
- 230000010287 polarization Effects 0.000 claims 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
第１図は本考案の圧電積層体１を適用したユニ
モルフ型圧電駆動体Ａの斜視図、第２図は導電帯
１２，１２を形成した支持板２を適用した場合の
分離斜視図、第３図は本考案の圧電積層体１，１
を適用したバイモルフ型圧電駆動体Ｂの斜視図で
ある。
Ａ，Ｂ；圧電駆動体、１；圧電積層体、２；支
持板、４；矩形基板、６ａ，６ｂ；内部電極、７
ａ，７ｂ；外部電極、８；圧電層、１０，１０；
薄肉部、１１；副電路、１２，１２；導電帯。
FIG. 1 is a perspective view of a unimorph piezoelectric drive body A to which the piezoelectric laminate 1 of the present invention is applied, FIG. The figure shows piezoelectric laminates 1 and 1 of the present invention.
FIG. 2 is a perspective view of a bimorph piezoelectric drive body B to which the following is applied. A, B; piezoelectric drive body, 1; piezoelectric laminate, 2; support plate, 4; rectangular substrate, 6a, 6b; internal electrode, 7
a, 7b; external electrode, 8; piezoelectric layer, 10, 10;
Thin wall portion, 11; Sub-current path, 12, 12; Conductive band.
Claims (1)
せながら内部電極を介して積層し、かつその両側
面に各内部電極と交互に電気的に接続する外部電
極を形成してなるものにおいて、 その両側縁に薄肉部を形成して、前記外部電極
を小幅としたことを特徴とする圧電積層体。[Claims for Utility Model Registration] A plurality of piezoelectric layers are laminated via internal electrodes with their polarization directions alternately different, and external electrodes are provided on both sides of the piezoelectric layer, which are alternately electrically connected to each internal electrode. What is claimed is: 1. A piezoelectric laminate, characterized in that thin-walled portions are formed on both side edges of the piezoelectric laminate to reduce the width of the external electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7567087U JPH0453008Y2 (en) | 1987-05-19 | 1987-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7567087U JPH0453008Y2 (en) | 1987-05-19 | 1987-05-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63185259U true JPS63185259U (en) | 1988-11-29 |
| JPH0453008Y2 JPH0453008Y2 (en) | 1992-12-14 |
Family
ID=30922033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7567087U Expired JPH0453008Y2 (en) | 1987-05-19 | 1987-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0453008Y2 (en) |
-
1987
- 1987-05-19 JP JP7567087U patent/JPH0453008Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0453008Y2 (en) | 1992-12-14 |