JP7313909B2 - 振動波モータおよび電子機器。 - Google Patents

振動波モータおよび電子機器。 Download PDF

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Publication number
JP7313909B2
JP7313909B2 JP2019101748A JP2019101748A JP7313909B2 JP 7313909 B2 JP7313909 B2 JP 7313909B2 JP 2019101748 A JP2019101748 A JP 2019101748A JP 2019101748 A JP2019101748 A JP 2019101748A JP 7313909 B2 JP7313909 B2 JP 7313909B2
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JP
Japan
Prior art keywords
vibrator
wave motor
vibration wave
motor according
vibration
Prior art date
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Application number
JP2019101748A
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English (en)
Japanese (ja)
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JP2020198658A5 (enExample
JP2020198658A (ja
Inventor
亮 島田
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
Priority to JP2019101748A priority Critical patent/JP7313909B2/ja
Priority to US16/883,751 priority patent/US11437933B2/en
Priority to EP20177171.4A priority patent/EP3745583B1/en
Priority to CN202010479405.3A priority patent/CN112019085B/zh
Publication of JP2020198658A publication Critical patent/JP2020198658A/ja
Publication of JP2020198658A5 publication Critical patent/JP2020198658A5/ja
Application granted granted Critical
Publication of JP7313909B2 publication Critical patent/JP7313909B2/ja
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
    • H02N2/04—Constructional details
    • H02N2/043—Mechanical transmission means, e.g. for stroke amplification
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/0005—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing non-specific motion; Details common to machines covered by H02N2/02 - H02N2/16
    • H02N2/001—Driving devices, e.g. vibrators
    • H02N2/0015—Driving devices, e.g. vibrators using only bending modes
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
    • H02N2/026—Electric 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10—Mountings, 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/0005—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing non-specific motion; Details common to machines covered by H02N2/02 - H02N2/16
    • H02N2/005—Mechanical details, e.g. housings
    • H02N2/0055—Supports for driving or driven bodies; Means for pressing driving body against driven body
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/0005—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing non-specific motion; Details common to machines covered by H02N2/02 - H02N2/16
    • H02N2/005—Mechanical details, e.g. housings
    • H02N2/0055—Supports for driving or driven bodies; Means for pressing driving body against driven body
    • H02N2/006—Elastic elements, e.g. springs
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/0005—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing non-specific motion; Details common to machines covered by H02N2/02 - H02N2/16
    • H02N2/005—Mechanical details, e.g. housings
    • H02N2/0065—Friction interface
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/103—Electric 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/34—Optical 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)
JP2019101748A 2019-05-30 2019-05-30 振動波モータおよび電子機器。 Active JP7313909B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2019101748A JP7313909B2 (ja) 2019-05-30 2019-05-30 振動波モータおよび電子機器。
US16/883,751 US11437933B2 (en) 2019-05-30 2020-05-26 Vibration wave motor and electronic apparatus having an electrical-mechanical energy conversion element
EP20177171.4A EP3745583B1 (en) 2019-05-30 2020-05-28 Vibration wave motor and electronic apparatus
CN202010479405.3A CN112019085B (zh) 2019-05-30 2020-05-29 振动波电机及电子装置

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
JP2020198658A JP2020198658A (ja) 2020-12-10
JP2020198658A5 JP2020198658A5 (enExample) 2022-04-05
JP7313909B2 true JP7313909B2 (ja) 2023-07-25

Family

ID=70968727

Family Applications (1)

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

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 (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000060163A (ja) 1998-02-10 2000-02-25 Nikon Corp 振動アクチュエ―タ
JP2009106153A (ja) 2002-07-12 2009-05-14 Seiko Instruments Inc 圧電モータ及び圧電モータ付き電子機器
JP2010158127A (ja) 2008-12-27 2010-07-15 Canon Inc 振動波駆動装置
JP2017195743A (ja) 2016-04-22 2017-10-26 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

Family Cites Families (15)

* 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
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
JP5979817B2 (ja) * 2010-03-16 2016-08-31 キヤノン株式会社 振動波駆動装置
JP5709413B2 (ja) * 2010-06-21 2015-04-30 キヤノン株式会社 振動型駆動装置
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
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 (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000060163A (ja) 1998-02-10 2000-02-25 Nikon Corp 振動アクチュエ―タ
JP2009106153A (ja) 2002-07-12 2009-05-14 Seiko Instruments Inc 圧電モータ及び圧電モータ付き電子機器
JP2010158127A (ja) 2008-12-27 2010-07-15 Canon Inc 振動波駆動装置
JP2017195743A (ja) 2016-04-22 2017-10-26 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

Also Published As

Publication number Publication date
EP3745583B1 (en) 2023-08-09
CN112019085B (zh) 2024-09-03
US20200382023A1 (en) 2020-12-03
EP3745583A1 (en) 2020-12-02
CN112019085A (zh) 2020-12-01
JP2020198658A (ja) 2020-12-10
US11437933B2 (en) 2022-09-06

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