CN112019085B - 振动波电机及电子装置 - Google Patents

振动波电机及电子装置 Download PDF

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Publication number
CN112019085B
CN112019085B CN202010479405.3A CN202010479405A CN112019085B CN 112019085 B CN112019085 B CN 112019085B CN 202010479405 A CN202010479405 A CN 202010479405A CN 112019085 B CN112019085 B CN 112019085B
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CN
China
Prior art keywords
vibrator
wave motor
vibration
vibration wave
contact
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.)
Active
Application number
CN202010479405.3A
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English (en)
Chinese (zh)
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CN112019085A (zh
Inventor
岛田亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Publication of CN112019085A publication Critical patent/CN112019085A/zh
Application granted granted Critical
Publication of CN112019085B publication Critical patent/CN112019085B/zh
Active legal-status Critical Current
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/02Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
    • H02N2/04Constructional details
    • H02N2/043Mechanical transmission means, e.g. for stroke amplification
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/0005Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing non-specific motion; Details common to machines covered by H02N2/02 - H02N2/16
    • H02N2/001Driving devices, e.g. vibrators
    • H02N2/0015Driving devices, e.g. vibrators using only bending modes
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/0005Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing non-specific motion; Details common to machines covered by H02N2/02 - H02N2/16
    • H02N2/005Mechanical details, e.g. housings
    • H02N2/0055Supports for driving or driven bodies; Means for pressing driving body against driven body
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/0005Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing non-specific motion; Details common to machines covered by H02N2/02 - H02N2/16
    • H02N2/005Mechanical details, e.g. housings
    • H02N2/0055Supports for driving or driven bodies; Means for pressing driving body against driven body
    • H02N2/006Elastic elements, e.g. springs
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/0005Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing non-specific motion; Details common to machines covered by H02N2/02 - H02N2/16
    • H02N2/005Mechanical details, e.g. housings
    • H02N2/0065Friction interface
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/02Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
    • H02N2/026Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors by pressing one or more vibrators against the driven body
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/103Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors by pressing one or more vibrators against the rotor
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50Constructional details
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50Constructional details
    • H04N23/54Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50Constructional details
    • H04N23/55Optical parts specially adapted for electronic image sensors; Mounting thereof
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/67Focus control based on electronic image sensor signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70Circuitry for compensating brightness variation in the scene
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28Systems for automatic generation of focusing signals
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/34Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
CN202010479405.3A 2019-05-30 2020-05-29 振动波电机及电子装置 Active CN112019085B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019-101748 2019-05-30
JP2019101748A JP7313909B2 (ja) 2019-05-30 2019-05-30 振動波モータおよび電子機器。

Publications (2)

Publication Number Publication Date
CN112019085A CN112019085A (zh) 2020-12-01
CN112019085B true CN112019085B (zh) 2024-09-03

Family

ID=70968727

Family Applications (1)

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CN202010479405.3A Active CN112019085B (zh) 2019-05-30 2020-05-29 振动波电机及电子装置

Country Status (4)

Country Link
US (1) US11437933B2 (enExample)
EP (1) EP3745583B1 (enExample)
JP (1) JP7313909B2 (enExample)
CN (1) CN112019085B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7362366B2 (ja) * 2019-08-30 2023-10-17 キヤノン株式会社 振動型アクチュエータ、光学機器および電子機器
JP7596135B2 (ja) * 2020-12-16 2024-12-09 キヤノン株式会社 振動型アクチュエータ及びそれを備える電子機器
CN119856109A (zh) * 2022-09-08 2025-04-18 三星电子株式会社 包括压电电机的相机模块

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102291042A (zh) * 2010-06-21 2011-12-21 佳能株式会社 振动型驱动装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06217565A (ja) * 1993-01-18 1994-08-05 Canon Inc 振動波リニアモーターおよびプリンター
JPH11235062A (ja) * 1998-02-12 1999-08-27 Nikon Corp 振動アクチュエータ駆動装置及びレンズ鏡筒
JP2000060163A (ja) 1998-02-10 2000-02-25 Nikon Corp 振動アクチュエ―タ
JP4820882B2 (ja) 2002-07-12 2011-11-24 セイコーインスツル株式会社 圧電モータ、圧電モータ付き電子機器及び圧電モータを備えたステージ
JP4472421B2 (ja) * 2004-05-12 2010-06-02 オリンパス株式会社 振動波モータ
WO2009008135A1 (ja) * 2007-07-12 2009-01-15 Panasonic Corporation 振動型アクチュエータ及びそれを備えた駆動装置
US7969065B2 (en) 2008-09-09 2011-06-28 Canon Kabushiki Kaisha Vibration wave driving device
JP5590795B2 (ja) 2008-12-27 2014-09-17 キヤノン株式会社 振動波駆動装置
JP5979817B2 (ja) * 2010-03-16 2016-08-31 キヤノン株式会社 振動波駆動装置
JP5843469B2 (ja) * 2011-04-26 2016-01-13 キヤノン株式会社 振動波モータ
JP6304973B2 (ja) 2013-08-26 2018-04-04 キヤノン株式会社 超音波モータ
JP6271963B2 (ja) * 2013-11-21 2018-01-31 キヤノン株式会社 振動型アクチュエータ
JP6570335B2 (ja) * 2015-06-17 2019-09-04 キヤノン株式会社 振動型アクチュエータ、レンズ駆動装置および超音波モータ
JP6639243B2 (ja) * 2016-01-14 2020-02-05 キヤノン株式会社 振動型アクチュエータ及び電子機器
JP6800602B2 (ja) 2016-04-22 2020-12-16 キヤノン株式会社 振動型アクチュエータ、レンズ鏡筒及び撮像装置
JP6771939B2 (ja) 2016-04-25 2020-10-21 キヤノン株式会社 振動型アクチュエータ及び電子機器
JP7321688B2 (ja) * 2017-09-29 2023-08-07 キヤノン株式会社 振動波アクチュエータ及びそれを用いた撮像装置、ステージ装置
JP2021069176A (ja) * 2019-10-21 2021-04-30 キヤノン株式会社 振動波モータ、光学機器及び電子機器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102291042A (zh) * 2010-06-21 2011-12-21 佳能株式会社 振动型驱动装置

Also Published As

Publication number Publication date
JP7313909B2 (ja) 2023-07-25
EP3745583A1 (en) 2020-12-02
US11437933B2 (en) 2022-09-06
CN112019085A (zh) 2020-12-01
US20200382023A1 (en) 2020-12-03
JP2020198658A (ja) 2020-12-10
EP3745583B1 (en) 2023-08-09

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