JPH0279196U - - Google Patents
Info
- Publication number
- JPH0279196U JPH0279196U JP15865088U JP15865088U JPH0279196U JP H0279196 U JPH0279196 U JP H0279196U JP 15865088 U JP15865088 U JP 15865088U JP 15865088 U JP15865088 U JP 15865088U JP H0279196 U JPH0279196 U JP H0279196U
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- vibrating
- power source
- piezoelectric body
- voltage
- 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 2
- 238000005452 bending Methods 0.000 description 1
Landscapes
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Description
第１図はこの考案の一実施例の構成を示すブロ
ツク図、第２図は同実施例における振動部材１２
の構成を示す斜視図、第３図は振動部材１２にお
ける圧電体１６の構成を示す平面図、第４図は同
圧電体１６のたわみ振動を示す図、第５図は従来
の超音波モータ用電源装置の構成例を示す図であ
る。
１２……振動部材、１５……振動体、１６……
圧電体、１７，１８……電極。
FIG. 1 is a block diagram showing the configuration of an embodiment of this invention, and FIG. 2 is a vibration member 12 in the same embodiment.
3 is a plan view showing the structure of the piezoelectric body 16 in the vibrating member 12, FIG. 4 is a diagram showing the bending vibration of the piezoelectric body 16, and FIG. 5 is a conventional ultrasonic motor. It is a figure showing an example of composition of a power supply device. 12... Vibrating member, 15... Vibrating body, 16...
Piezoelectric body, 17, 18... electrode.
Claims (1)
体に接着された圧電体と、前記圧電体に設けられ
た第１の電極と、前記第１の電極に対して、前記
振動体のたわみ振動の１／４波長ずれた位置に設
けられた第２の電極とを有してなる振動部材と、 を具備し、前記交流電源の出力電圧、および、前
記交流電源の出力電圧を前記振動部材の第１の電
極へ印加したとき同振動部材の第２の電極に得ら
れる電圧を各々超音波モータへ供給することを特
徴とする超音波モータ用電源装置。[Claims for Utility Model Registration] (a) An AC power source that outputs an AC voltage; (b) A disc-shaped or annular vibrating body; a piezoelectric body bonded to the vibrating body; and a piezoelectric body attached to the piezoelectric body. and a second electrode provided at a position shifted by 1/4 wavelength of the flexural vibration of the vibrating body with respect to the first electrode. and supplying the output voltage of the AC power source and the voltage obtained at the second electrode of the vibrating member when the output voltage of the AC power source is applied to the first electrode of the vibrating member to the ultrasonic motor, respectively. A power supply device for an ultrasonic motor characterized by the following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15865088U JPH0279196U (en) | 1988-12-06 | 1988-12-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15865088U JPH0279196U (en) | 1988-12-06 | 1988-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0279196U true JPH0279196U (en) | 1990-06-18 |
Family
ID=31439166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15865088U Pending JPH0279196U (en) | 1988-12-06 | 1988-12-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0279196U (en) |
-
1988
- 1988-12-06 JP JP15865088U patent/JPH0279196U/ja active Pending