JPS59141492U

JPS59141492U - Micro rotation device

Info

Publication number: JPS59141492U
Application number: JP3439883U
Authority: JP
Inventors: 光男田村
Original assignee: 株式会社トーキン
Priority date: 1983-03-10
Filing date: 1983-03-10
Publication date: 1984-09-21
Also published as: JPH0453193Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本案装置の一例を示す路線的断面斜視図、第２
図は圧電積層素子の一例を示す図、第３図及び第４図は
第２図例を構成する直線型素子の　　　゛構成及びその
動作状態を示す図、第５図及び第６図は同じくすべり型
素子の構成及びその動作状態を示す図、第７図は第２図
例の動作の説明に供する図、第８図は第１図例の圧電積
層素子に印加する電圧の説明図、第９図は本考案装置の
他の例を示す要部の断面図、第１０図は第９図例の圧電
積層素子に印加する電圧の説明図、第１１図は本考案の
更に他の例を示す要部の断面図である。１・・・・・・軸、２・・・・・・圧電積層変位素子、
４・・・・・・円筒体、６゛・・・・・・直線型圧電積
層素子、７・・・・・・逆方向圧電積層変位素子。２イフＪ、２ｋ２第８図第７図２２　　　　　　　第６図　　　　ノＥ２第９図Figure 1 is a perspective cross-sectional view showing an example of the proposed device;
The figure shows an example of a piezoelectric laminated element. Figures 3 and 4 are diagrams showing the configuration and operating state of the linear element constituting the example in Figure 2. Figures 5 and 6 are also diagrams showing a sliding element. FIG. 7 is a diagram for explaining the operation of the example in FIG. 2, FIG. The figure is a cross-sectional view of the main part showing another example of the device of the present invention, FIG. 10 is an explanatory diagram of the voltage applied to the piezoelectric laminated element of the example of FIG. 9, and FIG. 11 is a diagram showing still another example of the present invention. FIG. 3 is a cross-sectional view of main parts. 1... shaft, 2... piezoelectric laminated displacement element,
4... Cylindrical body, 6゛... Linear piezoelectric laminated element, 7... Reverse direction piezoelectric laminated displacement element. 2 If J, 2k 2 Figure 8 Figure 7 22 Figure 6 E2 Figure 9

Claims

[Claims for Utility Model Registration] 1. An element formed by laminating a plurality of piezoelectric ceramic plates polarized in the thickness direction and provided with electrodes, and a plurality of laminated piezoelectric ceramic plates polarized in the direction perpendicular to the thickness and provided with electrodes. 1. A micro-rotating device characterized in that a laminated element, which is a combination of elements made of 2. The micro-rotation device according to claim 1, which is a registered utility model, wherein the laminated element is fixed to the shaft or cylindrical body and the cylindrical body or shaft is rotationally driven. 3. The micro-rotation device according to claim 1 or 2 of the utility model registration claim, in which linear laminated elements are provided radially together with the laminated elements. 4. The micro-rotation device according to claim 1, 2, or 3 of the utility model registration claim, wherein reverse-direction laminated elements acting in a direction opposite to the combined displacement direction of the laminated elements are radially provided.