JPH0486096U - - Google Patents
Info
- Publication number
- JPH0486096U JPH0486096U JP12568590U JP12568590U JPH0486096U JP H0486096 U JPH0486096 U JP H0486096U JP 12568590 U JP12568590 U JP 12568590U JP 12568590 U JP12568590 U JP 12568590U JP H0486096 U JPH0486096 U JP H0486096U
- Authority
- JP
- Japan
- Prior art keywords
- laminated
- lead wire
- piezoelectric actuator
- attached
- sintered body
- 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
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 1
- 238000010292 electrical insulation Methods 0.000 description 1
Description
第１図は、本考案に係る実施例の積層型圧電ア
クチユエータの構成を示す外観斜視図である。第
２図は、従来の積層型圧電アクチユエータを示す
外観斜視図である。
１１，２１……圧電的に活性なセラミツクス部
、１２，２２……内部電極、１３，２３……電気
絶縁部、１４，２４……外部電極、１５，１８，
２５，２８……リード線、１６，１９，２６，２
９……圧電的に不活性なセラミツクス部、１７，
２７……リード線取付部。
FIG. 1 is an external perspective view showing the structure of a laminated piezoelectric actuator according to an embodiment of the present invention. FIG. 2 is an external perspective view showing a conventional laminated piezoelectric actuator. 11, 21... Piezoelectrically active ceramic part, 12, 22... Internal electrode, 13, 23... Electrical insulation part, 14, 24... External electrode, 15, 18,
25, 28... Lead wire, 16, 19, 26, 2
9...Piezoelectrically inert ceramic part, 17,
27...Lead wire attachment part.
Claims (1)
されてなる角柱状の積層焼結体の前記内部電極層
が一層毎に対向電極を構成するよう一対の外部電
極に接続され、該外部電極を前記積層焼結体の対
向する側面に設けて成る積層型圧電アクチユエー
タにおいて、前記外部電極がリード線取付部側を
幅が広く、かつリード線の付いていない側の幅が
狭い形状の外部電極により構成されたことを特徴
とする積層型圧電アクチユエータ。 The internal electrode layers of a prismatic laminated sintered body formed by alternately laminating piezoelectric ceramic layers and internal electrode layers are connected to a pair of external electrodes so that each layer constitutes a counter electrode, and the external electrodes are connected to the laminated body. In a laminated piezoelectric actuator provided on opposing sides of a sintered body, the external electrode is configured to have a wide width on the side where the lead wire is attached and a narrow width on the side where the lead wire is not attached. A multilayer piezoelectric actuator characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12568590U JPH0486096U (en) | 1990-11-27 | 1990-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12568590U JPH0486096U (en) | 1990-11-27 | 1990-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0486096U true JPH0486096U (en) | 1992-07-27 |
Family
ID=31873275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12568590U Pending JPH0486096U (en) | 1990-11-27 | 1990-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0486096U (en) |
-
1990
- 1990-11-27 JP JP12568590U patent/JPH0486096U/ja active Pending