TWI311684B - Driving device and light amount adjusting device - Google Patents

Driving device and light amount adjusting device Download PDF

Info

Publication number
TWI311684B
TWI311684B TW095136422A TW95136422A TWI311684B TW I311684 B TWI311684 B TW I311684B TW 095136422 A TW095136422 A TW 095136422A TW 95136422 A TW95136422 A TW 95136422A TW I311684 B TWI311684 B TW I311684B
Authority
TW
Taiwan
Prior art keywords
core
yoke
rotor yoke
rotor
stator
Prior art date
Application number
TW095136422A
Other languages
English (en)
Chinese (zh)
Other versions
TW200717174A (en
Inventor
Hiromu Yasuda
Original Assignee
Canon Kabushiki Kaish
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 Kabushiki Kaish filed Critical Canon Kabushiki Kaish
Publication of TW200717174A publication Critical patent/TW200717174A/zh
Application granted granted Critical
Publication of TWI311684B publication Critical patent/TWI311684B/zh

Links

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)
TW095136422A 2005-10-21 2006-09-29 Driving device and light amount adjusting device TWI311684B (en)

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 (2)

Publication Number Publication Date
TW200717174A TW200717174A (en) 2007-05-01
TWI311684B true TWI311684B (en) 2009-07-01

Family

ID=37525644

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095136422A TWI311684B (en) 2005-10-21 2006-09-29 Driving device and light amount adjusting device

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
JP4849516B2 (ja) 2012-01-11
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
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

Similar Documents

Publication Publication Date Title
TWI311684B (en) Driving device and light amount adjusting device
KR100552557B1 (ko) 구동장치, 광량조정장치 및 렌즈구동장치
JP2004045682A5 (enExample)
JP4164378B2 (ja) 光量調節装置
JP4378326B2 (ja) 駆動装置及び光量調節装置
KR100820269B1 (ko) 구동장치
JP2004048874A5 (enExample)
JP2008170537A (ja) 光量調節装置
JP2004048874A (ja) 駆動装置及び光量調節装置
KR100512250B1 (ko) 구동장치, 광량조절장치, 및 렌즈구동장치
US7304409B2 (en) Driving device and light amount controller
JP2004048873A5 (enExample)
JP4006234B2 (ja) ステッピングモータ
JP3886408B2 (ja) マグネット駆動装置、光学装置およびカメラ
JP2005151637A (ja) ステッピングモータ及び光量調節装置
JP2004354860A (ja) 光量調節装置及び撮像装置
JP2006113256A (ja) 光量調節装置
JP2004029175A (ja) 光量調節装置及びカメラのレンズ装置
JPH06250070A (ja) レンズ駆動装置およびステップモータ
JP4012242B2 (ja) ステッピングモータ
JP3870195B2 (ja) 駆動装置および光量調節装置
JP2006050699A (ja) ２位置切換機構、絞り機構及びシャッター機構
JP2005057902A (ja) 駆動装置及び光学装置
JP2000224831A (ja) アクチュエータ

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees