JPH01159588U - - Google Patents
Info
- Publication number
- JPH01159588U JPH01159588U JP5720888U JP5720888U JPH01159588U JP H01159588 U JPH01159588 U JP H01159588U JP 5720888 U JP5720888 U JP 5720888U JP 5720888 U JP5720888 U JP 5720888U JP H01159588 U JPH01159588 U JP H01159588U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric element
- cylinder
- load
- pair
- axial direction
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Description
第１図はこの考案の第１の実施例の破断正面図
、第２図はその破断平面図、第３図は同じくその
動作説明図、第４図はこの考案の第２の実施例の
破断正面図、第５図はその破断平面図である。
１…第１の積層圧電素子、２…第２の積層圧電
素子、３…第３の積層圧電素子、５…シリンダ、
６，７…圧電素子支持台、６ａ，７ａ…駆動扞、
８…負荷駆動枠、９…負荷。
Fig. 1 is a cutaway front view of the first embodiment of this invention, Fig. 2 is a cutaway plan view thereof, Fig. 3 is an explanatory diagram of its operation, and Fig. 4 is a cutaway view of the second embodiment of this invention. The front view and FIG. 5 are its broken plan views. DESCRIPTION OF SYMBOLS 1... First laminated piezoelectric element, 2... Second laminated piezoelectric element, 3... Third laminated piezoelectric element, 5... Cylinder,
6, 7...Piezoelectric element support base, 6a, 7a...Driver,
8...Load drive frame, 9...Load.
Claims (1)
素子を設け、この積層圧電素子の両端に軸方向移
動自在な一対の圧電素子支持台を設け、前記軸方
向と垂直な方向に伸縮して前記シリンダの内面に
に対し圧接および解放を繰り返す第２および第３
の積層圧電素子を前記各圧電素子支持台に各々設
け、前記両圧電素子支持台に前記シリンダから互
いに逆方向に突出した一対の駆動扞を設け、これ
ら一対の駆動扞に押されて正逆方向に移動し負荷
を引つ張りまたは押し駆動する負荷駆動枠を前記
シリンダの外部に設けた圧電駆動装置。 A first laminated piezoelectric element that expands and contracts in the axial direction is provided in the cylinder, a pair of piezoelectric element supports that are movable in the axial direction are provided at both ends of the laminated piezoelectric element, and the first laminated piezoelectric element that expands and contracts in the direction perpendicular to the axial direction is provided. The second and third parts repeatedly press and release against the inner surface of the cylinder.
A laminated piezoelectric element is provided on each of the piezoelectric element support stands, and a pair of drive rods protruding from the cylinder in opposite directions is provided on both piezoelectric element support stands, and is pushed by these pair of drive rods in forward and reverse directions. A piezoelectric drive device including a load drive frame provided outside the cylinder to move the load to pull or push the load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5720888U JPH01159588U (en) | 1988-04-25 | 1988-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5720888U JPH01159588U (en) | 1988-04-25 | 1988-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01159588U true JPH01159588U (en) | 1989-11-06 |
Family
ID=31283065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5720888U Pending JPH01159588U (en) | 1988-04-25 | 1988-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01159588U (en) |
-
1988
- 1988-04-25 JP JP5720888U patent/JPH01159588U/ja active Pending