JPH03111190U - - Google Patents
Info
- Publication number
- JPH03111190U JPH03111190U JP1991690U JP1991690U JPH03111190U JP H03111190 U JPH03111190 U JP H03111190U JP 1991690 U JP1991690 U JP 1991690U JP 1991690 U JP1991690 U JP 1991690U JP H03111190 U JPH03111190 U JP H03111190U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- piezoelectric ceramic
- ultrasonic motor
- circumferential surface
- fitted
- 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図は本考案の実施例を示す斜視図、第２図
はその平面図、第３図は本考案の他の実施例を示
す斜視図である。
１０，３０……ゴム、１１……金属片、３１…
…金属板。
FIG. 1 is a perspective view showing an embodiment of the present invention, FIG. 2 is a plan view thereof, and FIG. 3 is a perspective view showing another embodiment of the present invention. 10, 30...Rubber, 11...Metal piece, 31...
...metal plate.
Claims (1)
じる変位によつて回転する超音波モータのロータ
において、円環状の弾性体とその内周面に植設さ
れ、該圧電セラミツクの外周に接触する複数の金
属片の突起を具えたことを特徴とする超音波モー
タのロータ。 (2) 該圧電セラミツクが円板であり、該円板の
外周面に嵌め込まれる請求項第１項記載の超音波
モータのロータ。 (3) 該圧電セラミツクが円環であり、該円環の
外周面に嵌め込まれる請求項第１項記載の超音波
モータのロータ。 (4) 該圧電セラミツクが円筒であり、該円筒の
外周面に嵌め込まれる請求項第１項記載の超音波
モータのロータ。 (5) 外形が円形の圧電セラミツクの外周面に生
じる変位によつて回転する超音波モータのロータ
において、円環状の弾性体の内周面に、該圧電セ
ラミツクの外周に接触する複数の内側に突出する
突起を具えた環状の金属薄板を固定して成る超音
波モータのロータ。[Claims for Utility Model Registration] (1) In the rotor of an ultrasonic motor that rotates due to the displacement generated on the outer circumferential surface of a piezoelectric ceramic having a circular outer shape, a ring-shaped elastic body and a rotor implanted on the inner circumferential surface thereof, A rotor for an ultrasonic motor, comprising a plurality of protrusions made of metal pieces that come into contact with the outer periphery of the piezoelectric ceramic. (2) The rotor for an ultrasonic motor according to claim 1, wherein the piezoelectric ceramic is a disk, and the rotor is fitted into the outer peripheral surface of the disk. (3) The rotor for an ultrasonic motor according to claim 1, wherein the piezoelectric ceramic is a ring and is fitted into the outer peripheral surface of the ring. (4) The rotor for an ultrasonic motor according to claim 1, wherein the piezoelectric ceramic is a cylinder and is fitted into the outer peripheral surface of the cylinder. (5) In the rotor of an ultrasonic motor that rotates due to the displacement generated on the outer circumferential surface of a piezoelectric ceramic having a circular outer shape, a plurality of inner surfaces that are in contact with the outer circumference of the piezoelectric ceramic are attached to the inner circumferential surface of the annular elastic body. The rotor of an ultrasonic motor consists of a fixed annular thin metal plate with protruding protrusions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991690U JPH03111190U (en) | 1990-02-28 | 1990-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991690U JPH03111190U (en) | 1990-02-28 | 1990-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03111190U true JPH03111190U (en) | 1991-11-14 |
Family
ID=31523018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1991690U Pending JPH03111190U (en) | 1990-02-28 | 1990-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03111190U (en) |
-
1990
- 1990-02-28 JP JP1991690U patent/JPH03111190U/ja active Pending