JPH03111189U - - Google Patents
Info
- Publication number
- JPH03111189U JPH03111189U JP1964690U JP1964690U JPH03111189U JP H03111189 U JPH03111189 U JP H03111189U JP 1964690 U JP1964690 U JP 1964690U JP 1964690 U JP1964690 U JP 1964690U JP H03111189 U JPH03111189 U JP H03111189U
- Authority
- JP
- Japan
- Prior art keywords
- pressurizing
- vibrating body
- central shaft
- rotor
- ultrasonic motor
- 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
- 238000005452 bending Methods 0.000 claims 1
Description
第１図は本考案にかかる超音波モータの縦断面
図、第２図は本考案に用いられる加圧板ばねの平
面図、第３図は従来の超音波モータの縦断面図で
ある。
１……固定板、２……中心軸、３……振動体、
４……ロータ、５……加圧板ばね、６……ねじ、
７……圧電素子、８……押え。
FIG. 1 is a longitudinal cross-sectional view of an ultrasonic motor according to the present invention, FIG. 2 is a plan view of a pressure leaf spring used in the present invention, and FIG. 3 is a longitudinal cross-sectional view of a conventional ultrasonic motor. 1... Fixed plate, 2... Central shaft, 3... Vibrating body,
4... Rotor, 5... Pressure plate spring, 6... Screw,
7... Piezoelectric element, 8... Presser foot.
Claims (1)
、加圧ばねで圧接され該振動体により駆動される
ロータと前記中心軸に回転可能に組み込まれた前
記中心軸を固定支持した固定板からなる超音波モ
ータの加圧構造において、リング状の中心部から
突出した複数本のアーム部を有する初期曲げを持
たない加圧板ばねと、該加圧板ばねを押したわま
せる押えによつてロータを振動体に加圧すること
を特徴とする超音波モータの加圧構造。 A vibrating body, a central shaft that fixedly supports the vibrating body, a rotor that is pressed by a pressure spring and is driven by the vibrating body, and a fixed plate that fixedly supports the central shaft that is rotatably incorporated in the central shaft. In the pressurizing structure of an ultrasonic motor, the rotor is moved by a pressurizing plate spring having a plurality of arms protruding from a ring-shaped center and having no initial bending, and a presser that presses and deflects the pressurizing plate spring. A pressurizing structure of an ultrasonic motor characterized by pressurizing a vibrating body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1964690U JPH03111189U (en) | 1990-02-28 | 1990-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1964690U JPH03111189U (en) | 1990-02-28 | 1990-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03111189U true JPH03111189U (en) | 1991-11-14 |
Family
ID=31522754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1964690U Pending JPH03111189U (en) | 1990-02-28 | 1990-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03111189U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012125070A (en) * | 2010-12-09 | 2012-06-28 | Canon Inc | Vibration-type drive device |
-
1990
- 1990-02-28 JP JP1964690U patent/JPH03111189U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012125070A (en) * | 2010-12-09 | 2012-06-28 | Canon Inc | Vibration-type drive device |