KR102449959B1 - 진동파 모터 및 진동파 모터를 구비한 렌즈 구동장치 - Google Patents

진동파 모터 및 진동파 모터를 구비한 렌즈 구동장치 Download PDF

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KR102449959B1
KR102449959B1 KR1020190013206A KR20190013206A KR102449959B1 KR 102449959 B1 KR102449959 B1 KR 102449959B1 KR 1020190013206 A KR1020190013206 A KR 1020190013206A KR 20190013206 A KR20190013206 A KR 20190013206A KR 102449959 B1 KR102449959 B1 KR 102449959B1
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South Korea
Prior art keywords
vibrator
friction member
pressing
wave motor
friction
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Korean (ko)
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KR20190096288A (ko
Inventor
료 야마사키
야스후미 야마모토
슌스케 니노미야
šœ스케 니노미야
마이 나카바야시
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캐논 가부시끼가이샤
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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
    • H02N2/026—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
    • 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
    • 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
    • G03B13/36—Autofocus systems
    • 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
    • G03B5/00—Adjustment of optical system relative to image or object surface other than for 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
    • H02N2/001—Driving devices, e.g. vibrators
    • 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
    • H02N2/003—Driving devices, e.g. vibrators using longitudinal or radial modes combined with bending modes
    • H02N2/004—Rectangular vibrators
    • 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
    • H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
    • H02N2/04—Constructional details
    • 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
    • G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Lens Barrels (AREA)
KR1020190013206A 2018-02-08 2019-02-01 진동파 모터 및 진동파 모터를 구비한 렌즈 구동장치 Active KR102449959B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2018-020884 2018-02-08
JP2018020884A JP7007943B2 (ja) 2018-02-08 2018-02-08 振動波モータ及び振動波モータを備えたレンズ駆動装置

Publications (2)

Publication Number Publication Date
KR20190096288A KR20190096288A (ko) 2019-08-19
KR102449959B1 true KR102449959B1 (ko) 2022-10-05

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KR1020190013206A Active KR102449959B1 (ko) 2018-02-08 2019-02-01 진동파 모터 및 진동파 모터를 구비한 렌즈 구동장치

Country Status (5)

Country Link
US (1) US11165368B2 (enExample)
EP (1) EP3537592B1 (enExample)
JP (1) JP7007943B2 (enExample)
KR (1) KR102449959B1 (enExample)
CN (1) CN110138267B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5773900B2 (ja) * 2012-01-30 2015-09-02 キヤノン株式会社 モータ
JP7599840B2 (ja) * 2020-04-30 2024-12-16 キヤノン株式会社 駆動装置及び駆動装置を備えた撮像装置
JP7562358B2 (ja) * 2020-09-30 2024-10-07 キヤノン株式会社 振動型駆動装置およびこれを備えた装置
DE102020126863A1 (de) 2020-10-13 2022-04-14 Physik Instrumente (PI) GmbH & Co KG Stellvorrichtung und verfahren zu deren montage
JP7676188B2 (ja) 2021-03-31 2025-05-14 キヤノン株式会社 振動型アクチュエータ並びにそれを有する光学機器及び電子機器
JP2023019753A (ja) * 2021-07-29 2023-02-09 キヤノン株式会社 振動型アクチュエータ及び撮像装置
WO2025142394A1 (ja) * 2023-12-28 2025-07-03 ミツミ電機株式会社 光学素子駆動装置、カメラモジュールおよびカメラ搭載装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140293463A1 (en) * 2013-04-01 2014-10-02 Canon Kabushiki Kaisha Linear ultrasonic motor and lens apparatus and image pickup apparatus using the same
US20160164436A1 (en) 2013-07-10 2016-06-09 Canon Kabushiki Kaisha Driving apparatus and lens driving apparatus having the same
JP2016226129A (ja) 2015-05-29 2016-12-28 キヤノン株式会社 振動波モータ

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Publication number Priority date Publication date Assignee Title
JPS5230994B2 (enExample) 1972-01-17 1977-08-11
JP2005057839A (ja) * 2003-08-06 2005-03-03 Olympus Corp 振動波リニアモータ及びそれを用いたレンズ装置
JP4309736B2 (ja) * 2003-10-01 2009-08-05 オリンパス株式会社 振動波リニアモータ
KR20060077314A (ko) * 2004-12-30 2006-07-05 삼성전기주식회사 압전 구동 유닛 및 이를 구비하는 렌즈 구동 장치
JP5230994B2 (ja) 2006-12-15 2013-07-10 オリンパスイメージング株式会社 駆動装置および撮像装置
JP2009044932A (ja) 2007-08-10 2009-02-26 Olympus Corp 超音波モータの駆動方法及び超音波モータ
KR20100039158A (ko) * 2008-10-07 2010-04-15 삼성전자주식회사 초음파 모터 및 그것을 구비한 이송장치
KR20110094464A (ko) * 2010-02-16 2011-08-24 삼성전자주식회사 압전 액추에이터 조립체 및 이를 구비하는 광학 시스템
US8643252B2 (en) * 2010-05-11 2014-02-04 Canon Kabushiki Kaisha Vibration wave actuator
JP2012165496A (ja) * 2011-02-03 2012-08-30 Tamron Co Ltd 振動モータ及びレンズ駆動機構
JP6110629B2 (ja) * 2012-11-04 2017-04-05 キヤノン株式会社 超音波モータ、及び超音波モータ付き機器駆動装置
JP6535237B2 (ja) * 2015-07-06 2019-06-26 トヨタホーム株式会社 建物の柱構造
JP6652794B2 (ja) 2015-07-15 2020-02-26 キヤノン株式会社 振動波モータ
JP6808345B2 (ja) * 2016-04-28 2021-01-06 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、レンズ鏡筒、撮像装置
JP6567020B2 (ja) 2017-01-30 2019-08-28 キヤノン株式会社 駆動装置、光学機器及び撮像装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140293463A1 (en) * 2013-04-01 2014-10-02 Canon Kabushiki Kaisha Linear ultrasonic motor and lens apparatus and image pickup apparatus using the same
US20160164436A1 (en) 2013-07-10 2016-06-09 Canon Kabushiki Kaisha Driving apparatus and lens driving apparatus having the same
JP2016226129A (ja) 2015-05-29 2016-12-28 キヤノン株式会社 振動波モータ

Also Published As

Publication number Publication date
EP3537592A1 (en) 2019-09-11
CN110138267A (zh) 2019-08-16
US20190245460A1 (en) 2019-08-08
CN110138267B (zh) 2022-07-05
EP3537592B1 (en) 2021-05-05
JP2019140764A (ja) 2019-08-22
KR20190096288A (ko) 2019-08-19
US11165368B2 (en) 2021-11-02
JP7007943B2 (ja) 2022-01-25

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