JPH0434893U - - Google Patents
Info
- Publication number
- JPH0434893U JPH0434893U JP7529790U JP7529790U JPH0434893U JP H0434893 U JPH0434893 U JP H0434893U JP 7529790 U JP7529790 U JP 7529790U JP 7529790 U JP7529790 U JP 7529790U JP H0434893 U JPH0434893 U JP H0434893U
- Authority
- JP
- Japan
- Prior art keywords
- stator
- rotor
- ultrasonic motor
- traveling wave
- phase difference
- 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
Description
第１図は本考案の超音波モータの断面図、第２
図は上記超音波モータのステータの斜視図、第３
図は上記ステータの中空穴の断面図である。
２……ステータ、２ａ……中空穴、４……ロー
タ。
Figure 1 is a sectional view of the ultrasonic motor of the present invention, Figure 2 is a cross-sectional view of the ultrasonic motor of the present invention.
The figure is a perspective view of the stator of the ultrasonic motor.
The figure is a sectional view of the hollow hole of the stator. 2... Stator, 2a... Hollow hole, 4... Rotor.
Claims (1)
部分に互いに９０°位相差のある駆動用高周波電
圧を印加して進行波を発生させ、ステータの他の
面に圧接したロータを進行波により回転させるよ
うにした超音波モータにおいて、ステータがロー
タと接触するステータの環状面全体にわたつて、
ステータの中心軸方向の中空孔を多数設けたこと
を特徴とする超音波モータ。 A driving high-frequency voltage with a 90° phase difference is applied to two sets of piezoelectric parts bonded to one side of the stator to generate a traveling wave, and the traveling wave moves the rotor that is pressed against the other side of the stator. In an ultrasonic motor configured to rotate, over the entire annular surface of the stator where the stator contacts the rotor,
An ultrasonic motor characterized by having a large number of hollow holes in the direction of the central axis of the stator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7529790U JPH0434893U (en) | 1990-07-16 | 1990-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7529790U JPH0434893U (en) | 1990-07-16 | 1990-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0434893U true JPH0434893U (en) | 1992-03-24 |
Family
ID=31615754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7529790U Pending JPH0434893U (en) | 1990-07-16 | 1990-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0434893U (en) |
-
1990
- 1990-07-16 JP JP7529790U patent/JPH0434893U/ja active Pending