JP2015043668A5 - - Google Patents
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- JP2015043668A5 JP2015043668A5 JP2013174786A JP2013174786A JP2015043668A5 JP 2015043668 A5 JP2015043668 A5 JP 2015043668A5 JP 2013174786 A JP2013174786 A JP 2013174786A JP 2013174786 A JP2013174786 A JP 2013174786A JP 2015043668 A5 JP2015043668 A5 JP 2015043668A5
- Authority
- JP
- Japan
- Prior art keywords
- holding member
- fitting protrusion
- positioning hole
- vibration wave
- wave 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.)
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- 230000005540 biological transmission Effects 0.000 claims 3
- 239000000463 material Substances 0.000 claims 2
Claims (8)
前記振動子を保持する第１の保持部材と、
前記第１の保持部材を支持する固定部材とを備え、
前記振動板と接触する接触面を有し、前記振動により前記固定部材に対して移動を行なう被駆動体と、
前記第１の保持部材と前記固定部材とのうちの一方は第１嵌合突起を有し、他方は前記第１嵌合突起を受容する第１位置決め穴を有し、
前記第１嵌合突起を前記第１位置決め穴に挿嵌することにより、前記第１の保持部材は前記接触面に垂直な方向に移動可能に前記固定部材に支持され、
前記被駆動体の前記移動の方向と直交する方向についての前記第１嵌合突起の表面と前記第１位置決め穴の内面との間の隙間は、前記被駆動体の前記移動の方向についての前記第１嵌合突起の表面と前記第１位置決め穴の内面との間の隙間よりも小さく設定されている振動波モータ。 A vibrator having a diaphragm and a piezoelectric element that generates vibration in the diaphragm;
A first holding member for holding the vibrator;
A fixing member that supports the first holding member;
A driven body having a contact surface in contact with the diaphragm and moving relative to the fixed member by the vibration;
One of the first holding member and the fixing member has a first fitting protrusion, and the other has a first positioning hole for receiving the first fitting protrusion,
By inserting the first fitting protrusion into the first positioning hole, the first holding member is supported by the fixing member so as to be movable in a direction perpendicular to the contact surface,
The gap between the surface of the first fitting protrusion and the inner surface of the first positioning hole in the direction orthogonal to the direction of movement of the driven body is the amount of the driven body in the direction of movement. A vibration wave motor set to be smaller than a gap between a surface of the first fitting protrusion and an inner surface of the first positioning hole.
前記加圧手段からの加圧力をうける第２の保持部材であって、前記第２の保持部材は
前記振動子に前記加圧力の伝達を行って、前記振動子を前記被駆動体に対して加圧して接触させる前記第２の保持部材をさらに備え、
前記第２の保持部材は第２嵌合突起を有し、前記固定部材は前記第２嵌合突起の受容が可能な第２位置決め穴を有し、
前記第２嵌合突起を前記第２位置決め穴へ挿嵌することにより、前記第２の保持部材は、前記被駆動体の前記接触面に垂直な方向に移動可能に、前記固定部材に支持され、
前記被駆動体の前記移動の方向と直交する方向についての前記第２嵌合突起の表面と前記第２位置決め穴の内面との間の隙間は、前記被駆動体の前記移動の方向についての前記第２嵌合突起の表面と前記第２位置決め穴の内面との間の隙間よりも小さく設定されている請求項１から３のいずれか一項に記載の振動波モータ。 A pressing means attached to the fixing member;
A second holding member that receives pressure from the pressurizing means, wherein the second holding member transmits the pressure to the vibrator and causes the vibrator to move against the driven body. Further comprising the second holding member to be brought into contact with pressure,
The second holding member has a second fitting protrusion, and the fixing member has a second positioning hole capable of receiving the second fitting protrusion,
By inserting the second fitting protrusion into the second positioning hole, the second holding member is supported by the fixing member so as to be movable in a direction perpendicular to the contact surface of the driven body. ,
The gap between the surface of the second fitting projection and the inner surface of the second positioning hole in the direction orthogonal to the direction of movement of the driven body is the amount of the driven body in the direction of movement. The vibration wave motor according to any one of claims 1 to 3, wherein the vibration wave motor is set to be smaller than a gap between a surface of the second fitting protrusion and an inner surface of the second positioning hole.
前記第２の保持部材は、前記開口の中に挿嵌され、前記加圧力の伝達は前記第２の保持部材が前記開口の中において行なうものである請求項４に記載の振動波モータ。 The first holding member has an opening therethrough, and the vibrator is held by the first holding member so as to cover the opening;
The vibration wave motor according to claim 4, wherein the second holding member is inserted into the opening, and the transmission of the pressure is performed by the second holding member in the opening.
前記緩衝材は、前記開口の側に前記緩衝材が面するように前記振動子を前記第１の保持部材に保持されていて、
前記第２の保持部材による前記振動子への前記加圧力の伝達は、前記緩衝材を介しての前記第２の保持部材から前記圧電素子への伝達である請求項５に記載の振動波モータ。 Further comprising a cushioning material attached to the piezoelectric element;
The buffer member holds the vibrator on the first holding member so that the buffer member faces the opening,
The vibration wave motor according to claim 5, wherein the transmission of the pressure force to the vibrator by the second holding member is a transmission from the second holding member to the piezoelectric element via the buffer material. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013174786A JP6304973B2 (en) | 2013-08-26 | 2013-08-26 | Ultrasonic motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013174786A JP6304973B2 (en) | 2013-08-26 | 2013-08-26 | Ultrasonic motor |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2015043668A JP2015043668A (en) | 2015-03-05 |
| JP2015043668A5 true JP2015043668A5 (en) | 2016-10-13 |
| JP6304973B2 JP6304973B2 (en) | 2018-04-04 |
Family
ID=52696937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013174786A Active JP6304973B2 (en) | 2013-08-26 | 2013-08-26 | Ultrasonic motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6304973B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6305377B2 (en) | 2015-08-04 | 2018-04-04 | キヤノン株式会社 | Vibrating actuator, device and optical instrument |
| JP6771939B2 (en) | 2016-04-25 | 2020-10-21 | キヤノン株式会社 | Vibration type actuators and electronic devices |
| JP2018088821A (en) * | 2018-03-01 | 2018-06-07 | キヤノン株式会社 | Vibration-type actuator, device and optical equipment |
| JP7313909B2 (en) | 2019-05-30 | 2023-07-25 | キヤノン株式会社 | vibration wave motors and electronics. |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5913857B2 (en) * | 2011-08-05 | 2016-04-27 | キヤノン株式会社 | Ultrasonic motor and lens apparatus having the same |
| JP5773900B2 (en) * | 2012-01-30 | 2015-09-02 | キヤノン株式会社 | motor |
-
2013
- 2013-08-26 JP JP2013174786A patent/JP6304973B2/en active Active
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