CN102916608B - 超声波马达和包括该超声波马达的镜头设备 - Google Patents

超声波马达和包括该超声波马达的镜头设备 Download PDF

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Publication number
CN102916608B
CN102916608B CN201210277505.3A CN201210277505A CN102916608B CN 102916608 B CN102916608 B CN 102916608B CN 201210277505 A CN201210277505 A CN 201210277505A CN 102916608 B CN102916608 B CN 102916608B
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CN
China
Prior art keywords
vibrator
driven
ultrasonic motor
contact
component
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.)
Expired - Fee Related
Application number
CN201210277505.3A
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English (en)
Chinese (zh)
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CN102916608A (zh
Inventor
追川真
山崎亮
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 CN102916608A publication Critical patent/CN102916608A/zh
Application granted granted Critical
Publication of CN102916608B publication Critical patent/CN102916608B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H02N2/0005Electric 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
    • 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
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B13/00Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32Means for focusing
    • G03B13/34Power focusing
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B3/00Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10Power-operated focusing
    • 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
    • H02N2/10Electric 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
    • 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
    • H02N2/12Constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Lens Barrels (AREA)
CN201210277505.3A 2011-08-05 2012-08-06 超声波马达和包括该超声波马达的镜头设备 Expired - Fee Related CN102916608B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-172018 2011-08-05
JP2011172018A JP5913857B2 (ja) 2011-08-05 2011-08-05 超音波モータ及びそれを有するレンズ装置

Publications (2)

Publication Number Publication Date
CN102916608A CN102916608A (zh) 2013-02-06
CN102916608B true CN102916608B (zh) 2015-07-08

Family

ID=47010196

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210277505.3A Expired - Fee Related CN102916608B (zh) 2011-08-05 2012-08-06 超声波马达和包括该超声波马达的镜头设备

Country Status (6)

Country Link
US (2) US9143058B2 (https=)
EP (2) EP2555413B1 (https=)
JP (1) JP5913857B2 (https=)
KR (1) KR101604991B1 (https=)
CN (1) CN102916608B (https=)
BR (1) BR102012019556B1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5975614B2 (ja) 2011-09-20 2016-08-23 キヤノン株式会社 超音波モータ及びそれを有するレンズ装置
JP5773900B2 (ja) * 2012-01-30 2015-09-02 キヤノン株式会社 モータ
JP6218501B2 (ja) 2013-08-26 2017-10-25 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
CN105793753B (zh) * 2014-04-08 2018-09-14 奥林巴斯株式会社 驱动装置和图像设备
JP6579836B2 (ja) * 2014-07-16 2019-09-25 キヤノン株式会社 振動型アクチュエータ及び光学装置
JP6393383B2 (ja) * 2017-09-28 2018-09-19 キヤノン株式会社 振動波モータ
JP6605012B2 (ja) 2017-12-08 2019-11-13 キヤノン株式会社 振動波モータ及び振動波モータを用いたレンズ駆動装置
JP2019195233A (ja) 2018-05-01 2019-11-07 キヤノン株式会社 振動波モータ及び振動波モータを用いた駆動装置
JP7112250B2 (ja) 2018-05-24 2022-08-03 キヤノン株式会社 振動波モータ及び駆動装置
JP7094792B2 (ja) 2018-06-20 2022-07-04 キヤノン株式会社 振動波モータ及び駆動装置
GB2598467B (en) * 2020-08-31 2022-12-14 Canon Kk Vibration driving device and image pickup apparatus using this

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1698978A (zh) * 2004-05-20 2005-11-23 奥林巴斯株式会社 超声波振子和使用了该超声波振子的超声波电动机
CN1812245A (zh) * 2005-01-28 2006-08-02 奥林巴斯株式会社 超声波驱动装置
CN101674029A (zh) * 2008-09-09 2010-03-17 佳能株式会社 振动波驱动装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0947044A (ja) * 1995-07-31 1997-02-14 Canon Inc 振動波駆動装置
JPH0947045A (ja) * 1995-07-31 1997-02-14 Canon Inc 振動波駆動装置
JPH11155290A (ja) * 1997-09-22 1999-06-08 Nikon Corp 振動アクチュエータ
JP2000060163A (ja) 1998-02-10 2000-02-25 Nikon Corp 振動アクチュエ―タ
JP2000173201A (ja) * 1998-12-01 2000-06-23 Kenwood Corp 光ディスク装置のヘッド送り機構
JP4296041B2 (ja) * 2002-07-12 2009-07-15 セイコーインスツル株式会社 圧電モータ及び圧電モータ付き電子機器
JP2004304887A (ja) 2003-03-28 2004-10-28 Canon Inc 振動型駆動装置
JP4576214B2 (ja) * 2004-11-26 2010-11-04 オリンパスイメージング株式会社 超音波モータおよびレンズ鏡筒
JP4667839B2 (ja) * 2004-11-26 2011-04-13 オリンパスイメージング株式会社 超音波モータ
JP2008178250A (ja) * 2007-01-19 2008-07-31 Olympus Corp 超音波振動子の押圧機構および超音波モータ
JP4373449B2 (ja) * 2007-01-26 2009-11-25 オリンパス株式会社 超音波モータを備えた微動機構及び振動体保持機構
US7929382B2 (en) * 2007-02-14 2011-04-19 Seiko Epson Corporation Piezoelectric transducer, piezoelectric actuator, and portable device
JP2008306907A (ja) * 2007-06-11 2008-12-18 Olympus Corp 超音波モータ
JP5473279B2 (ja) * 2008-09-09 2014-04-16 キヤノン株式会社 振動波モータ
JP5709413B2 (ja) * 2010-06-21 2015-04-30 キヤノン株式会社 振動型駆動装置
JP5744670B2 (ja) 2011-08-05 2015-07-08 キヤノン株式会社 超音波モータ及びそれを有するレンズ装置
JP5975614B2 (ja) 2011-09-20 2016-08-23 キヤノン株式会社 超音波モータ及びそれを有するレンズ装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1698978A (zh) * 2004-05-20 2005-11-23 奥林巴斯株式会社 超声波振子和使用了该超声波振子的超声波电动机
CN1812245A (zh) * 2005-01-28 2006-08-02 奥林巴斯株式会社 超声波驱动装置
CN101674029A (zh) * 2008-09-09 2010-03-17 佳能株式会社 振动波驱动装置

Also Published As

Publication number Publication date
KR20150127852A (ko) 2015-11-18
EP3093980B1 (en) 2019-10-09
BR102012019556A2 (pt) 2013-08-06
EP2555413A3 (en) 2014-03-05
BR102012019556B1 (pt) 2020-11-03
JP2013038878A (ja) 2013-02-21
JP5913857B2 (ja) 2016-04-27
KR101604991B1 (ko) 2016-03-21
US20130033771A1 (en) 2013-02-07
US9143058B2 (en) 2015-09-22
US20150340969A1 (en) 2015-11-26
EP2555413B1 (en) 2016-07-20
EP3093980A1 (en) 2016-11-16
US9537429B2 (en) 2017-01-03
CN102916608A (zh) 2013-02-06
EP2555413A2 (en) 2013-02-06

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