JPH0227755U - - Google Patents
Info
- Publication number
- JPH0227755U JPH0227755U JP1988105408U JP10540888U JPH0227755U JP H0227755 U JPH0227755 U JP H0227755U JP 1988105408 U JP1988105408 U JP 1988105408U JP 10540888 U JP10540888 U JP 10540888U JP H0227755 U JPH0227755 U JP H0227755U
- Authority
- JP
- Japan
- Prior art keywords
- internal electrode
- piezoelectric actuator
- laminated
- electrode plate
- piezoelectric
- 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
Landscapes
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Description
第１図は本考案の第１実施例による内部電極板
の形状、模様を示す平面図、第２図は第２実施例
の内部電極板の形状、模様を示す平面図、第３図
は従来技術の積層型セラミツク圧電式アクチユエ
ータの構造模式図、第４図は他の従来例の前記圧
電式アクチユエータの構成の説明図を示す。
１…圧電セラミツクス板（圧電素子）、２…内
部電極板、３…電極端子、５…外部電極、１０…
積層型圧電式アクチユエータ。
FIG. 1 is a plan view showing the shape and pattern of the internal electrode plate according to the first embodiment of the present invention, FIG. 2 is a plan view showing the shape and pattern of the internal electrode plate according to the second embodiment, and FIG. 3 is the conventional one. FIG. 4 is a schematic structural diagram of a laminated ceramic piezoelectric actuator according to the technology, and FIG. 4 is an explanatory diagram of the configuration of another conventional piezoelectric actuator. DESCRIPTION OF SYMBOLS 1... Piezoelectric ceramic board (piezoelectric element), 2... Internal electrode plate, 3... Electrode terminal, 5... External electrode, 10...
Laminated piezoelectric actuator.
Claims (1)
圧電セラミツクス板と内部電極板とを交互に積層
した圧電式アクチユエータにおいて、前記内部電
極板が半径方向に変位可能な曲線状部分を有する
ことを特徴とする積層型圧電式アクチユエータ。 In a piezoelectric actuator in which a plurality of piezoelectric ceramic plates and internal electrode plates are alternately laminated so that the polarization directions are alternately arranged, the internal electrode plate has a curved portion that can be displaced in the radial direction. Features a laminated piezoelectric actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988105408U JPH0227755U (en) | 1988-08-11 | 1988-08-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988105408U JPH0227755U (en) | 1988-08-11 | 1988-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0227755U true JPH0227755U (en) | 1990-02-22 |
Family
ID=31337995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988105408U Pending JPH0227755U (en) | 1988-08-11 | 1988-08-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0227755U (en) |
-
1988
- 1988-08-11 JP JP1988105408U patent/JPH0227755U/ja active Pending
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