JPS60162996U

JPS60162996U - Drive piezoelectric device

Info

Publication number: JPS60162996U
Application number: JP5025884U
Authority: JP
Inventors: 高田　孝
Original assignee: 松下電工株式会社
Priority date: 1984-04-04
Filing date: 1984-04-04
Publication date: 1985-10-29
Also published as: JPH0314955Y2

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図は従来技術の移動体１の駆動説明図、第２図は本
考案に従う移動体７の斜視図、第３図は本考案の一実施
例の平面図、第４図はその正面図、第５図はその側面図
、第６図は第４図の部分■の拡大斜視図、第７図は移動
体７の結線状態を、示すブロック図、第８図は第１圧電
素子部８、第２圧電素子部９、第３圧電素子部１０に印
加され　　　　　−る電圧の波形図、第９図は移動体７
の駆動説明図である。１．７・・・移動体、２，８・・・第１圧電素子部、３
．９・・・第２圧電素子部、４，１０・・・第３圧電素
子部、５，２１・・・案内体、１２，１３；１５，１　
　　　−６；１９，２０・・・櫛形電極、２５・・・制
御回路。FIG. 1 is a drive explanatory diagram of a movable body 1 according to the prior art, FIG. 2 is a perspective view of a movable body 7 according to the present invention, FIG. 3 is a plan view of an embodiment of the present invention, and FIG. 4 is a front view thereof. , FIG. 5 is a side view thereof, FIG. 6 is an enlarged perspective view of part (2) in FIG. 4, FIG. 7 is a block diagram showing the wiring state of the movable body 7, and FIG. , a waveform diagram of the voltages applied to the second piezoelectric element section 9 and the third piezoelectric element section 10, FIG.
FIG. 1.7... Moving object, 2, 8... First piezoelectric element section, 3
．． 9... Second piezoelectric element part, 4, 10... Third piezoelectric element part, 5, 21... Guide body, 12, 13; 15, 1
-6; 19, 20... comb-shaped electrode, 25... control circuit.

Claims

[Claims for Utility Model Registration] A first piezoelectric body made of a piezoelectric material, and a pair of first piezoelectric bodies formed on a part of the surface of the first piezoelectric body and facing and crossing each other.
a first piezoelectric element section including a comb-shaped electrode; a second piezoelectric body disposed at one end in the moving direction of the first piezoelectric element section; A second piezoelectric element section including a second comb-shaped electrode y; a third piezoelectric body disposed at the other end in the moving direction of the first piezoelectric element section; a third piezoelectric element section including intersecting third comb-shaped electrodes;
- a first connecting member that connects the one end of the first piezoelectric element and the second piezoelectric element and is movable angularly around an axis perpendicular to the moving direction; A second piezoelectric element unit is connected to the third piezoelectric element unit and can be angularly displaced around an axis perpendicular to the movement direction.
Applying a voltage to the connecting member and the first, second and third comb-shaped electrodes, the first,
A driving piezoelectric device comprising: a control circuit for angularly displacing the second and third piezoelectric elements around the axis and moving them in a diagonal manner.