JPH0296758U - - Google Patents
Info
- Publication number
- JPH0296758U JPH0296758U JP1989005383U JP538389U JPH0296758U JP H0296758 U JPH0296758 U JP H0296758U JP 1989005383 U JP1989005383 U JP 1989005383U JP 538389 U JP538389 U JP 538389U JP H0296758 U JPH0296758 U JP H0296758U
- Authority
- JP
- Japan
- Prior art keywords
- laminate
- metal
- bellows
- metal member
- fixed
- 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 16
- 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
Landscapes
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Description
第１図は第２図は本考案の一実施例の電歪効果
素子の縦断面図、第３図は従来例の電歪効果素子
の縦断面図である。
１……電歪効果素子積層体、２ａ，２ｂ……リ
ード線、３……金属キヤツプ、４ａ，４ｂ……リ
ード端子、５……ベローズ、６……金属部材、７
……（金属部材の）凹部、８……突起付金属部材
、９……半球状突起、１０，１２……金属板、１
１……（金属板の）円錐形凹部、１３ａ，１３ｂ
……（アクチユエータの）取付部材、１４……上
部金属キヤツプ。
1 and 2 are longitudinal cross-sectional views of an electrostrictive effect element according to an embodiment of the present invention, and FIG. 3 is a longitudinal cross-sectional view of a conventional electrostrictive effect element. DESCRIPTION OF SYMBOLS 1... Electrostrictive effect element laminate, 2a, 2b... Lead wire, 3... Metal cap, 4a, 4b... Lead terminal, 5... Bellows, 6... Metal member, 7
... Recess (of metal member), 8 ... Metal member with projection, 9 ... Hemispherical projection, 10, 12 ... Metal plate, 1
1... (metal plate) conical recess, 13a, 13b
... Mounting member (of the actuator), 14 ... Upper metal cap.
Claims (1)
積層された積層体を有する電歪効果素子において
、 前記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する金属キヤツプ
がその内側底面において前記積層体の一方の端部
に固着され、該金属キヤツプの開口部には筒状の
ベローズが全周に渡り接続され、前記積層体の他
方の端部には、金属部材と、中央部に半球状突起
を有し、該半球状突起を介して前記金属部材と接
触する金属部材とが配置され、かつ該金属部材の
一方は積層体と固着され、他方の金属部材は前記
ベローズの開口側でベローズと全周に渡り接続さ
れていることを特徴とする電歪効果素子。[Scope of Claim for Utility Model Registration] In an electrostrictive effect element having a laminate in which piezoelectric ceramic members and internal electrode conductors are alternately laminated, a pair of lead terminals connected to the external electrode conductor of the laminate by a lead wire. A metal cap having an inner bottom surface is fixed to one end of the laminate, a cylindrical bellows is connected to the opening of the metal cap around the entire circumference, and a metal cap having a cylindrical bellows is connected to the other end of the laminate at the opening of the metal cap. A metal member and a metal member having a hemispherical protrusion in the center and in contact with the metal member via the hemispherical protrusion are arranged, one of the metal members is fixed to the laminate, and the other is fixed to the laminate. An electrostrictive effect element characterized in that the metal member is connected to the bellows all around the opening side of the bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989005383U JPH0296758U (en) | 1989-01-20 | 1989-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989005383U JPH0296758U (en) | 1989-01-20 | 1989-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0296758U true JPH0296758U (en) | 1990-08-01 |
Family
ID=31208716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989005383U Pending JPH0296758U (en) | 1989-01-20 | 1989-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0296758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013207091A (en) * | 2012-03-28 | 2013-10-07 | Taiheiyo Cement Corp | Piezoelectric actuator and method of manufacturing the same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5910178A (en) * | 1982-07-06 | 1984-01-19 | Nippon Soken Inc | Electrostrictive actuator |
| JPS5965491A (en) * | 1982-10-06 | 1984-04-13 | Hitachi Ltd | Piezo-electric fine displacement device |
| JPS6039879A (en) * | 1983-08-12 | 1985-03-01 | Nippon Soken Inc | Laminated ceramic piezoelectric body |
| JPS61284350A (en) * | 1985-06-07 | 1986-12-15 | Canon Inc | Fine feed mechanism |
| JPS62262472A (en) * | 1986-05-08 | 1987-11-14 | Nec Corp | Electrostrictive effect element |
-
1989
- 1989-01-20 JP JP1989005383U patent/JPH0296758U/ja active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5910178A (en) * | 1982-07-06 | 1984-01-19 | Nippon Soken Inc | Electrostrictive actuator |
| JPS5965491A (en) * | 1982-10-06 | 1984-04-13 | Hitachi Ltd | Piezo-electric fine displacement device |
| JPS6039879A (en) * | 1983-08-12 | 1985-03-01 | Nippon Soken Inc | Laminated ceramic piezoelectric body |
| JPS61284350A (en) * | 1985-06-07 | 1986-12-15 | Canon Inc | Fine feed mechanism |
| JPS62262472A (en) * | 1986-05-08 | 1987-11-14 | Nec Corp | Electrostrictive effect element |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013207091A (en) * | 2012-03-28 | 2013-10-07 | Taiheiyo Cement Corp | Piezoelectric actuator and method of manufacturing the same |