JP2018018095A5 - - Google Patents
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- JP2018018095A5 JP2018018095A5 JP2017195166A JP2017195166A JP2018018095A5 JP 2018018095 A5 JP2018018095 A5 JP 2018018095A5 JP 2017195166 A JP2017195166 A JP 2017195166A JP 2017195166 A JP2017195166 A JP 2017195166A JP 2018018095 A5 JP2018018095 A5 JP 2018018095A5
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- vibration wave
- drive signal
- wave motor
- electrode
- magnitude
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- 230000003287 optical Effects 0.000 claims description 2
- 230000002093 peripheral Effects 0.000 claims 2
- 230000001340 slower Effects 0.000 claims 1
Description
本発明は、第１電極を介して第１相の駆動信号が入力され、２つの前記第１電極の間に配置された第２電極を介して第２相の駆動信号が入力される素子と、前記素子への駆動信号の入力により振動波を生じる弾性体と、前記振動波により移動する移動部材と、前記第１相の駆動信号の電圧の大きさと前記第２相の駆動信号の電圧の大きさとのうちの少なくともいずれか一方を制御する制御部と、を備える振動波モータに関する。
また、本発明は、上記振動波モータを備える光学機器に関する。
The present invention, the driving signal of the first phase is input through the first electrode, two of the arranged second phase of the drive signal element that are entered via the second electrode between the first electrode If, before and arising elastic vibration wave by the input of the drive signal to the Kimoto child, a moving member that moves by the vibration wave, the size and the second phase of the voltage of the drive signal of the first phase The present invention relates to a vibration wave motor including a control unit that controls at least one of the magnitudes of voltages of drive signals .
The present invention also relates to an optical apparatus provided with the vibration wave motor.
Claims (7)
前記素子への駆動信号の入力により振動波を生じる弾性体と、
前記振動波により移動する移動部材と、
前記第１相の駆動信号の電圧の大きさと前記第２相の駆動信号の電圧の大きさとのうちの少なくともいずれか一方を制御する制御部と、
を備える振動波モータ。 Drive signals of the first phase is input through the first electrode, and the two arranged second phase element which driving signals are entered via the second electrode between the first electrode,
The vibration wave and arising resiliency when the input of the drive signal to the front Kimoto child,
A moving member that moves by the vibration wave;
A controller that controls at least one of the magnitude of the voltage of the first phase drive signal and the magnitude of the voltage of the second phase drive signal;
A vibration wave motor comprising:
前記制御部は、前記第２相の駆動信号の電圧の大きさを前記第１相の駆動信号の電圧の大きさよりも小さくすることにより前記移動部材の移動速度を遅くする振動波モータ。The controller is a vibration wave motor that slows the moving speed of the moving member by making the magnitude of the voltage of the second phase drive signal smaller than the magnitude of the voltage of the first phase drive signal.
前記制御部は、前記第２相の駆動信号の電圧の大きさを前記第１相の駆動信号の電圧の大きさよりも大きくすることにより前記移動部材の移動速度を早くする振動波モータ。The controller is a vibration wave motor that increases the moving speed of the moving member by making the magnitude of the voltage of the second phase drive signal larger than the magnitude of the voltage of the first phase drive signal.
前記素子は円環状であり、円周に沿って前記第１電極と前記第２電極とが交互に配置されている振動波モータ。A vibration wave motor in which the element has an annular shape, and the first electrode and the second electrode are alternately arranged along a circumference.
前記素子は円環状であり、内周側に前記第１電極が配置され、外周側に前記第２電極が配置されている振動波モータ。The element is an annular motor, wherein the first electrode is disposed on the inner peripheral side and the second electrode is disposed on the outer peripheral side.
前記第１相の駆動信号と前記第２相の駆動信号とは９０°の位相差を有する振動波モータ。The vibration wave motor having a phase difference of 90 ° between the first phase drive signal and the second phase drive signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017195166A JP6593411B2 (en) | 2017-10-05 | 2017-10-05 | Vibration wave motor and optical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017195166A JP6593411B2 (en) | 2017-10-05 | 2017-10-05 | Vibration wave motor and optical equipment |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013179699A Division JP6221521B2 (en) | 2013-08-30 | 2013-08-30 | Vibration wave motor and optical equipment |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018018095A JP2018018095A (en) | 2018-02-01 |
| JP2018018095A5 true JP2018018095A5 (en) | 2018-04-26 |
| JP6593411B2 JP6593411B2 (en) | 2019-10-23 |
Family
ID=61081869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017195166A Active JP6593411B2 (en) | 2017-10-05 | 2017-10-05 | Vibration wave motor and optical equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6593411B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11028224B2 (en) | 2018-02-05 | 2021-06-08 | Daicel Corporation | Monomer mixture and curable composition containing same |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62196078A (en) * | 1986-02-20 | 1987-08-29 | Matsushita Electric Ind Co Ltd | Ultrasonic motor |
| JP2689425B2 (en) * | 1987-04-23 | 1997-12-10 | 松下電器産業株式会社 | Ultrasonic motor |
| JPH05236767A (en) * | 1991-12-27 | 1993-09-10 | Asmo Co Ltd | Oscillation motor |
| JPH05328760A (en) * | 1992-05-15 | 1993-12-10 | Asmo Co Ltd | Vibration motor |
| JP4497980B2 (en) * | 2004-03-30 | 2010-07-07 | キヤノン株式会社 | Piezoelectric body and polarization method thereof |
| JP2010098886A (en) * | 2008-10-17 | 2010-04-30 | Nikon Corp | Piezoelectric actuator, lens barrel, and optical apparatus |
| JP5423160B2 (en) * | 2009-06-05 | 2014-02-19 | 株式会社ニコン | Piezoelectric actuator, lens barrel and camera |
| JP5482731B2 (en) * | 2011-05-23 | 2014-05-07 | 株式会社ニコン | Lens barrel and imaging device |
-
2017
- 2017-10-05 JP JP2017195166A patent/JP6593411B2/en active Active
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