JP2019146434A - 振動波モータ及びレンズ駆動装置 - Google Patents

振動波モータ及びレンズ駆動装置 Download PDF

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Publication number
JP2019146434A
JP2019146434A JP2018030461A JP2018030461A JP2019146434A JP 2019146434 A JP2019146434 A JP 2019146434A JP 2018030461 A JP2018030461 A JP 2018030461A JP 2018030461 A JP2018030461 A JP 2018030461A JP 2019146434 A JP2019146434 A JP 2019146434A
Authority
JP
Japan
Prior art keywords
vibration wave
vibrator
wave motor
holding
friction
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
Application number
JP2018030461A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019146434A5 (enExample
Inventor
遼 阿部
Ryo Abe
遼 阿部
山▲崎▼　亮
Akira Yamazaki
亮 山▲崎▼
真 追川
Makoto Oikawa
真 追川
一治 大澤
Kazuharu Osawa
一治 大澤
俊輔 二宮
Shunsuke Ninomiya
俊輔 二宮
健太 ▲高▼井
健太 ▲高▼井
Kenta Takai
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 JP2018030461A priority Critical patent/JP2019146434A/ja
Priority to US16/280,474 priority patent/US11128239B2/en
Priority to CN201910126159.0A priority patent/CN110190773B/zh
Publication of JP2019146434A publication Critical patent/JP2019146434A/ja
Publication of JP2019146434A5 publication Critical patent/JP2019146434A5/ja
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • G02B7/102—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 controlled by a microcomputer
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing
    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B2205/0053—Driving means for the movement of one or more optical element
    • G03B2205/0061—Driving means for the movement of one or more optical element using piezoelectric actuators

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Lens Barrels (AREA)
JP2018030461A 2018-02-23 2018-02-23 振動波モータ及びレンズ駆動装置 Pending JP2019146434A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2018030461A JP2019146434A (ja) 2018-02-23 2018-02-23 振動波モータ及びレンズ駆動装置
US16/280,474 US11128239B2 (en) 2018-02-23 2019-02-20 Vibration wave motor and lens driving device
CN201910126159.0A CN110190773B (zh) 2018-02-23 2019-02-20 振动波马达和透镜驱动装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018030461A JP2019146434A (ja) 2018-02-23 2018-02-23 振動波モータ及びレンズ駆動装置

Publications (2)

Publication Number Publication Date
JP2019146434A true JP2019146434A (ja) 2019-08-29
JP2019146434A5 JP2019146434A5 (enExample) 2021-04-01

Family

ID=67684770

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018030461A Pending JP2019146434A (ja) 2018-02-23 2018-02-23 振動波モータ及びレンズ駆動装置

Country Status (3)

Country Link
US (1) US11128239B2 (enExample)
JP (1) JP2019146434A (enExample)
CN (1) CN110190773B (enExample)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009011098A (ja) * 2007-06-28 2009-01-15 Olympus Imaging Corp 駆動装置および撮像装置
JP2016140130A (ja) * 2015-01-26 2016-08-04 キヤノン株式会社 振動波モータ
JP2017200357A (ja) * 2016-04-28 2017-11-02 キヤノン株式会社 振動波モータおよび振動波モータが搭載された電子機器
JP2017200366A (ja) * 2016-04-28 2017-11-02 キヤノン株式会社 振動波モータおよび振動波モータが搭載された電子機器
JP2017200361A (ja) * 2016-04-28 2017-11-02 キヤノン株式会社 振動波モータおよび振動波モータが搭載された電子機器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009047680A (ja) * 2007-07-26 2009-03-05 Mitsumi Electric Co Ltd 駆動装置およびそれに使用される位置検出装置
JP5246919B2 (ja) * 2008-04-24 2013-07-24 オリンパス株式会社 リニア駆動型超音波モータ
CN101581818B (zh) * 2008-05-16 2012-11-07 德昌电机(深圳)有限公司 镜头驱动装置
CN101872057B (zh) * 2009-04-27 2013-03-20 鸿富锦精密工业（深圳）有限公司 对焦结构及具有该对焦结构的镜头模组
CN102385131B (zh) * 2010-09-01 2013-11-06 台湾东电化股份有限公司 电磁式镜头驱动装置
JP2016082611A (ja) 2014-10-10 2016-05-16 キヤノン株式会社 駆動装置
JP6604749B2 (ja) * 2015-05-29 2019-11-13 キヤノン株式会社 振動型モータ及び振動型モータを用いたレンズ駆動装置、レンズユニット、撮像装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009011098A (ja) * 2007-06-28 2009-01-15 Olympus Imaging Corp 駆動装置および撮像装置
JP2016140130A (ja) * 2015-01-26 2016-08-04 キヤノン株式会社 振動波モータ
JP2017200357A (ja) * 2016-04-28 2017-11-02 キヤノン株式会社 振動波モータおよび振動波モータが搭載された電子機器
JP2017200366A (ja) * 2016-04-28 2017-11-02 キヤノン株式会社 振動波モータおよび振動波モータが搭載された電子機器
JP2017200361A (ja) * 2016-04-28 2017-11-02 キヤノン株式会社 振動波モータおよび振動波モータが搭載された電子機器

Also Published As

Publication number Publication date
US11128239B2 (en) 2021-09-21
CN110190773A (zh) 2019-08-30
US20190267914A1 (en) 2019-08-29
CN110190773B (zh) 2022-04-29

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