JPH03117859U - - Google Patents
Info
- Publication number
- JPH03117859U JPH03117859U JP2697590U JP2697590U JPH03117859U JP H03117859 U JPH03117859 U JP H03117859U JP 2697590 U JP2697590 U JP 2697590U JP 2697590 U JP2697590 U JP 2697590U JP H03117859 U JPH03117859 U JP H03117859U
- Authority
- JP
- Japan
- Prior art keywords
- metal member
- laminate
- recess
- welded
- lower metal
- 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
- 239000002184 metal Substances 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims 2
- 239000000919 ceramic Substances 0.000 claims 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Landscapes
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Description
第１図は本考案の一実施例の電歪効果素子の縦
断面図、第２図は本考案の他の実施例の積層体を
と下部金属部材との接合部の斜視図、第３図は従
来の電歪効果素子の縦断面図、第４図は積層体の
一例を示す縦断面図、第５図は第４図の積層体を
駆動させた際の変形を示す模式図である。
１……積層体、２……上部金属部材、３……下
部金属部材、４……金属ベローズ、５ａ，５ｂ…
…リード端子、６ａ，６ｂ……リード線、７……
接着剤、８，９……金属部材、１０……内部電極
、１１……電歪シート、１２……絶縁物、１３…
…外部電極、１４……はんだ、１５……不活性層
、１６……活性層、１ａ……上端部、１ｂ……下
端部、２ａ，２ｂ……端面。
FIG. 1 is a longitudinal sectional view of an electrostrictive effect element according to an embodiment of the present invention, FIG. 2 is a perspective view of a joint between a laminate and a lower metal member according to another embodiment of the present invention, and FIG. 3 4 is a longitudinal sectional view of a conventional electrostrictive effect element, FIG. 4 is a longitudinal sectional view showing an example of a laminated body, and FIG. 5 is a schematic diagram showing deformation when the laminated body of FIG. 4 is driven. DESCRIPTION OF SYMBOLS 1... Laminated body, 2... Upper metal member, 3... Lower metal member, 4... Metal bellows, 5a, 5b...
...Lead terminal, 6a, 6b...Lead wire, 7...
Adhesive, 8, 9... Metal member, 10... Internal electrode, 11... Electrostrictive sheet, 12... Insulator, 13...
... External electrode, 14 ... Solder, 15 ... Inactive layer, 16 ... Active layer, 1a ... Upper end, 1b ... Lower end, 2a, 2b ... End surface.
Claims (1)
に積層した積層体と、該積層体の外部電極導体と
リード線により接続された一対のリード端子を有
し、かつ底部、に前記積層体をはめ合せる凹部を
有する下部金属部材と、該下部金属部材の凹部に
嵌合された積層体の上部に嵌合する凹部を有する
上部金属部材と、一方は前記上部金属部材の外側
面と溶接し、他方は前記下部金属部材の外側面と
溶接された筒状ベローズとを有することを特徴と
する電歪効果素子。 It has a laminate in which piezoelectric ceramic members and internal electrode conductor layers are alternately laminated, and a pair of lead terminals connected to the external electrode conductor of the laminate by a lead wire, and the laminate is fitted into the bottom part. a lower metal member having a recess, an upper metal member having a recess that fits into the upper part of the laminate fitted in the recess of the lower metal member, one of which is welded to the outer surface of the upper metal member, and the other of which is welded to the outer surface of the upper metal member; An electrostrictive effect element comprising a cylindrical bellows welded to the outer surface of the lower metal member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2697590U JPH03117859U (en) | 1990-03-16 | 1990-03-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2697590U JPH03117859U (en) | 1990-03-16 | 1990-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03117859U true JPH03117859U (en) | 1991-12-05 |
Family
ID=31529850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2697590U Pending JPH03117859U (en) | 1990-03-16 | 1990-03-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03117859U (en) |
-
1990
- 1990-03-16 JP JP2697590U patent/JPH03117859U/ja active Pending