JP4849516B2 - 駆動装置及び光量調節装置 - Google Patents

駆動装置及び光量調節装置 Download PDF

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Publication number
JP4849516B2
JP4849516B2 JP2005307504A JP2005307504A JP4849516B2 JP 4849516 B2 JP4849516 B2 JP 4849516B2 JP 2005307504 A JP2005307504 A JP 2005307504A JP 2005307504 A JP2005307504 A JP 2005307504A JP 4849516 B2 JP4849516 B2 JP 4849516B2
Authority
JP
Japan
Prior art keywords
rotor yoke
yoke
magnet
coil
rotor
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
JP2005307504A
Other languages
English (en)
Japanese (ja)
Other versions
JP2007116854A (ja
JP2007116854A5 (enExample
Inventor
悠 安田
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 JP2005307504A priority Critical patent/JP4849516B2/ja
Priority to DE602006006632T priority patent/DE602006006632D1/de
Priority to EP06019862A priority patent/EP1777583B1/en
Priority to US11/536,622 priority patent/US7560836B2/en
Priority to TW095136422A priority patent/TWI311684B/zh
Priority to CN2006101402708A priority patent/CN1953295B/zh
Priority to KR1020060102138A priority patent/KR100820847B1/ko
Publication of JP2007116854A publication Critical patent/JP2007116854A/ja
Publication of JP2007116854A5 publication Critical patent/JP2007116854A5/ja
Application granted granted Critical
Publication of JP4849516B2 publication Critical patent/JP4849516B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/10—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device a servo-motor providing energy to move the setting member
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/02—Diaphragms
    • G03B9/07—Diaphragms with means for presetting the diaphragm
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • G03B9/18—More than two members
    • G03B9/22—More than two members each moving in one direction to open and then in opposite direction to close, e.g. iris type
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/08—Structural association with bearings
    • H02K7/086—Structural association with bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly
    • H02K7/088—Structural association with bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly radially supporting the rotor directly

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Diaphragms For Cameras (AREA)
  • Shutters For Cameras (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
JP2005307504A 2005-10-21 2005-10-21 駆動装置及び光量調節装置 Expired - Fee Related JP4849516B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2005307504A JP4849516B2 (ja) 2005-10-21 2005-10-21 駆動装置及び光量調節装置
DE602006006632T DE602006006632D1 (de) 2005-10-21 2006-09-22 Belichtungseinstellvorrichtung und Antriebsvorrichtung dafür
EP06019862A EP1777583B1 (en) 2005-10-21 2006-09-22 Exposure adjusting device and driving device for it
US11/536,622 US7560836B2 (en) 2005-10-21 2006-09-28 Driving device and light amount adjusting device
TW095136422A TWI311684B (en) 2005-10-21 2006-09-29 Driving device and light amount adjusting device
CN2006101402708A CN1953295B (zh) 2005-10-21 2006-10-20 驱动装置及光量调节装置
KR1020060102138A KR100820847B1 (ko) 2005-10-21 2006-10-20 구동장치 및 광량 조절장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005307504A JP4849516B2 (ja) 2005-10-21 2005-10-21 駆動装置及び光量調節装置

Publications (3)

Publication Number Publication Date
JP2007116854A JP2007116854A (ja) 2007-05-10
JP2007116854A5 JP2007116854A5 (enExample) 2008-12-04
JP4849516B2 true JP4849516B2 (ja) 2012-01-11

Family

ID=37525644

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005307504A Expired - Fee Related JP4849516B2 (ja) 2005-10-21 2005-10-21 駆動装置及び光量調節装置

Country Status (7)

Country Link
US (1) US7560836B2 (enExample)
EP (1) EP1777583B1 (enExample)
JP (1) JP4849516B2 (enExample)
KR (1) KR100820847B1 (enExample)
CN (1) CN1953295B (enExample)
DE (1) DE602006006632D1 (enExample)
TW (1) TWI311684B (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4849516B2 (ja) 2005-10-21 2012-01-11 キヤノン株式会社 駆動装置及び光量調節装置
JP2007195370A (ja) * 2006-01-20 2007-08-02 Nidec Copal Corp ブラシレスモータ及びブラシレス型ファンモータ
US8508828B2 (en) * 2006-11-15 2013-08-13 Cvi Laser, Llc Magnetic voice-coil shutter drive actuation system
US7513703B2 (en) * 2006-12-11 2009-04-07 Canon Kabushiki Kaisha Magnetic actuator and light quantity adjusting device
JP4295329B2 (ja) * 2007-03-30 2009-07-15 ミネベアモータ株式会社 ステッピングモータ
JP2009294342A (ja) * 2008-06-04 2009-12-17 Olympus Corp 光調節装置
TW201107867A (en) * 2009-08-17 2011-03-01 Vi Tai Technology Co Ltd Magnetic component having at least four poles and shutter
CN102012604B (zh) * 2009-09-07 2012-04-18 微太科技股份有限公司 具有四极以上的磁石构件及快门
TWI446100B (zh) * 2010-01-21 2014-07-21 Hon Hai Prec Ind Co Ltd 機械快門及採用該機械快門之行動電話
JP5788280B2 (ja) * 2011-09-29 2015-09-30 オリンパス株式会社 像振れ補正装置及びそれを備えた撮像装置
CN103842901B (zh) * 2011-09-29 2016-10-19 奥林巴斯株式会社 像抖动校正装置及具有该像抖动校正装置的拍摄装置
WO2016061821A1 (zh) * 2014-10-24 2016-04-28 峰岹科技（深圳）有限公司 高功率密度的绕组结构、方法及具有轴向磁场的电机
JP6981006B2 (ja) * 2017-02-03 2021-12-15 日本電産株式会社 モータ
WO2019026448A1 (ja) * 2017-07-31 2019-02-07 日本電産株式会社 遮光羽根、羽根駆動装置、および撮像装置
WO2019026450A1 (ja) * 2017-07-31 2019-02-07 日本電産株式会社 遮光羽根、羽根駆動装置、および撮像装置
JPWO2019026449A1 (ja) * 2017-07-31 2020-09-03 日本電産株式会社 遮光羽根、羽根駆動装置、および撮像装置
DE102018210085A1 (de) * 2018-06-21 2019-12-24 Continental Automotive Gmbh Verdichter mit direkt angetriebener variabler Irisblende und Aufladevorrichtung
KR102139767B1 (ko) 2018-08-22 2020-07-31 삼성전기주식회사 조리개 모듈 및 이를 포함하는 카메라 모듈
CN111684350B (zh) * 2019-06-26 2022-05-17 深圳市大疆创新科技有限公司 电机、快门装置及摄像装置
CN116157730A (zh) * 2020-09-11 2023-05-23 华为技术有限公司 可变光圈设备
CN112946972B (zh) * 2021-03-04 2022-07-01 新思考电机有限公司 驱动装置的稳定机构、光圈组件、驱动和摄像装置及电子设备
CN117148647B (zh) * 2023-02-24 2024-12-10 荣耀终端有限公司 光阑、摄像装置以及电子设备
WO2025089767A1 (ko) * 2023-10-24 2025-05-01 엘지이노텍 주식회사 조리개 장치, 카메라 장치 및 광학기기
WO2025095504A1 (ko) * 2023-11-02 2025-05-08 엘지이노텍 주식회사 조리개 장치, 카메라 장치 및 광학기기
KR102892311B1 (ko) 2024-10-18 2025-11-27 엘지이노텍 주식회사 조리개 모듈 및 그를 포함하는 카메라 모듈

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1475948A (fr) * 1966-02-25 1967-04-07 Hatot Leon Ets Perfectionnements aux machines tournantes électromagnétiques
JPS56117730U (enExample) * 1980-02-08 1981-09-09
DE3104001A1 (de) * 1980-02-08 1981-12-17 Canon K.K., Tokyo Elektromagnetisch angetriebener verschluss
JPS5863563A (ja) * 1981-10-13 1983-04-15 株式会社神戸製鋼所 片側押付側方案内式車両の案内方法および同装置
US6710563B2 (en) * 2001-03-12 2004-03-23 Canon Kabushiki Kaisha Driving device, light amount controller and shutter
JP3684184B2 (ja) 2001-09-28 2005-08-17 キヤノン株式会社 駆動装置及び光量調節手段を有する光学機器
JP3950756B2 (ja) * 2002-07-10 2007-08-01 キヤノン株式会社 駆動装置及び光量調節装置
JP4164297B2 (ja) * 2002-07-11 2008-10-15 キヤノン株式会社 駆動装置、光量調節装置及びレンズ駆動装置
JP4401696B2 (ja) * 2002-07-29 2010-01-20 キヤノン株式会社 駆動装置、光量調節装置およびレンズ駆動装置
JP4164378B2 (ja) * 2003-02-03 2008-10-15 キヤノン株式会社 光量調節装置
JP4012170B2 (ja) * 2004-01-06 2007-11-21 キヤノン株式会社 アクチュエータ及び光量調節装置
JP2005227530A (ja) 2004-02-13 2005-08-25 Alps Electric Co Ltd シャッタ装置
JP4849516B2 (ja) 2005-10-21 2012-01-11 キヤノン株式会社 駆動装置及び光量調節装置

Also Published As

Publication number Publication date
US7560836B2 (en) 2009-07-14
CN1953295A (zh) 2007-04-25
CN1953295B (zh) 2010-12-22
KR20070043649A (ko) 2007-04-25
JP2007116854A (ja) 2007-05-10
US20070090698A1 (en) 2007-04-26
TWI311684B (en) 2009-07-01
TW200717174A (en) 2007-05-01
EP1777583B1 (en) 2009-05-06
DE602006006632D1 (de) 2009-06-18
KR100820847B1 (ko) 2008-04-11
EP1777583A1 (en) 2007-04-25

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