JPH0192155U - - Google Patents
Info
- Publication number
- JPH0192155U JPH0192155U JP1987187459U JP18745987U JPH0192155U JP H0192155 U JPH0192155 U JP H0192155U JP 1987187459 U JP1987187459 U JP 1987187459U JP 18745987 U JP18745987 U JP 18745987U JP H0192155 U JPH0192155 U JP H0192155U
- Authority
- JP
- Japan
- Prior art keywords
- metal member
- laminate
- electrostrictive effect
- effect element
- outer dimensions
- 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図は本考案の一実施例の断面図である。
１……電歪効果素子積層体、２……下部金属部
材、２ａ……片部、３……上部金属部材、３ａ…
…片部、４……リード線、５……封口材、６……
充填材、７……収縮チユーブ。
FIG. 1 is a sectional view of an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Electrostrictive effect element laminate, 2... Lower metal member, 2a... Piece, 3... Upper metal member, 3a...
... Piece, 4... Lead wire, 5... Sealing material, 6...
Filling material, 7...Shrink tube.
Claims (1)
した積層体を備える電歪効果素子において、前記
積層体の電歪効果発生方向の両端部に該両端部の
外形寸法よりも大きい外形寸法を有する封口用貫
通口付下部金属部材と上部金属部材とを設け、前
記積層体の外周部をエラストマーとゲル状の電気
絶縁性充填材のうちのいずれか一方の充填材で被
い、更に、該充填材を前記下部金属部材と前記上
部金属部材を被うように収縮チユーブを配置した
ことを特徴とする電歪効果素子。 In an electrostrictive effect element comprising a laminate in which piezoelectric ceramic layers and internal electrode layers are alternately laminated, sealing holes are provided at both ends of the laminate in the direction in which the electrostrictive effect occurs, the outer dimensions being larger than the outer dimensions of the both ends. a lower metal member with a through hole and an upper metal member, the outer periphery of the laminate is covered with one of an elastomer and a gel-like electrically insulating filler; An electrostrictive effect element, characterized in that a contraction tube is arranged to cover the lower metal member and the upper metal member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987187459U JPH0192155U (en) | 1987-12-08 | 1987-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987187459U JPH0192155U (en) | 1987-12-08 | 1987-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0192155U true JPH0192155U (en) | 1989-06-16 |
Family
ID=31478612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987187459U Pending JPH0192155U (en) | 1987-12-08 | 1987-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0192155U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05145135A (en) * | 1991-11-19 | 1993-06-11 | Fujitsu Ltd | Piezo actuator |
| JP2000357824A (en) * | 1999-06-15 | 2000-12-26 | Tokkyokiki Corp | Piezoelectric damping unit and damping structure using the same |
| JP2002542630A (en) * | 1999-04-20 | 2002-12-10 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Piezo actuator |
| JP2009527117A (en) * | 2006-02-14 | 2009-07-23 | デルファイ・テクノロジーズ・インコーポレーテッド | Piezoelectric actuator |
| JP2011511433A (en) * | 2008-01-10 | 2011-04-07 | エプコス アクチエンゲゼルシャフト | Piezoelectric actuator unit |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5235369B2 (en) * | 1974-12-05 | 1977-09-08 | ||
| JPS59218784A (en) * | 1983-05-26 | 1984-12-10 | Nippon Soken Inc | Laminated ceramic piezoelectric element |
-
1987
- 1987-12-08 JP JP1987187459U patent/JPH0192155U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5235369B2 (en) * | 1974-12-05 | 1977-09-08 | ||
| JPS59218784A (en) * | 1983-05-26 | 1984-12-10 | Nippon Soken Inc | Laminated ceramic piezoelectric element |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05145135A (en) * | 1991-11-19 | 1993-06-11 | Fujitsu Ltd | Piezo actuator |
| JP2002542630A (en) * | 1999-04-20 | 2002-12-10 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Piezo actuator |
| JP2000357824A (en) * | 1999-06-15 | 2000-12-26 | Tokkyokiki Corp | Piezoelectric damping unit and damping structure using the same |
| JP2009527117A (en) * | 2006-02-14 | 2009-07-23 | デルファイ・テクノロジーズ・インコーポレーテッド | Piezoelectric actuator |
| JP2011511433A (en) * | 2008-01-10 | 2011-04-07 | エプコス アクチエンゲゼルシャフト | Piezoelectric actuator unit |