JP2005354875A5 - - Google Patents

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Publication number
JP2005354875A5
JP2005354875A5 JP2004175937A JP2004175937A JP2005354875A5 JP 2005354875 A5 JP2005354875 A5 JP 2005354875A5 JP 2004175937 A JP2004175937 A JP 2004175937A JP 2004175937 A JP2004175937 A JP 2004175937A JP 2005354875 A5 JP2005354875 A5 JP 2005354875A5
Authority
JP
Japan
Prior art keywords
magnet
coil
top plate
outer peripheral
peripheral edge
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.)
Granted
Application number
JP2004175937A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005354875A (ja
JP4324025B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2004175937A priority Critical patent/JP4324025B2/ja
Priority claimed from JP2004175937A external-priority patent/JP4324025B2/ja
Priority to US11/151,376 priority patent/US7304409B2/en
Priority to KR1020050050828A priority patent/KR100695465B1/ko
Publication of JP2005354875A publication Critical patent/JP2005354875A/ja
Publication of JP2005354875A5 publication Critical patent/JP2005354875A5/ja
Application granted granted Critical
Publication of JP4324025B2 publication Critical patent/JP4324025B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP2004175937A 2004-06-14 2004-06-14 駆動装置 Expired - Fee Related JP4324025B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2004175937A JP4324025B2 (ja) 2004-06-14 2004-06-14 駆動装置
US11/151,376 US7304409B2 (en) 2004-06-14 2005-06-13 Driving device and light amount controller
KR1020050050828A KR100695465B1 (ko) 2004-06-14 2005-06-14 구동장치 및 광량 조절기

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004175937A JP4324025B2 (ja) 2004-06-14 2004-06-14 駆動装置

Publications (3)

Publication Number Publication Date
JP2005354875A JP2005354875A (ja) 2005-12-22
JP2005354875A5 true JP2005354875A5 (enExample) 2007-07-12
JP4324025B2 JP4324025B2 (ja) 2009-09-02

Family

ID=35459813

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004175937A Expired - Fee Related JP4324025B2 (ja) 2004-06-14 2004-06-14 駆動装置

Country Status (3)

Country Link
US (1) US7304409B2 (enExample)
JP (1) JP4324025B2 (enExample)
KR (1) KR100695465B1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4324025B2 (ja) * 2004-06-14 2009-09-02 キヤノン株式会社 駆動装置
DE102006023275B3 (de) * 2006-05-18 2007-04-26 Dr.Ing.H.C. F. Porsche Ag Verfahren und Vorrichtung zum Einstellen einer Soll-Ausgangsspannung eines in einem Kraftfahrzeug angeordneten Generators
DE102006026593B4 (de) * 2006-05-31 2010-04-08 Getrag Getriebe-Und Zahnradfabrik Hermann Hagenmeyer Gmbh & Cie Kg Elektrische Synchronmaschine
US7544003B2 (en) * 2006-07-31 2009-06-09 Tricore Corporation Driving assembly of camera shutter and diaphragm
JP4897475B2 (ja) * 2006-12-27 2012-03-14 セイコープレシジョン株式会社 アクチュエータ及びそれを備えたカメラ用羽根駆動装置
US20100283347A1 (en) * 2009-05-07 2010-11-11 Clynton Caines Novel ganged alternating current generator
JP5952534B2 (ja) * 2011-06-29 2016-07-13 ミネベア株式会社 ステッピングモータ
JP5947550B2 (ja) * 2012-01-20 2016-07-06 キヤノン株式会社 光量制御装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2814746A (en) * 1953-09-11 1957-11-26 Philips Corp Electric motor
NL254261A (enExample) * 1960-07-26
JPS61128763A (ja) * 1984-11-27 1986-06-16 Copal Co Ltd ステツピングモ−タ
JPS63686U (enExample) * 1986-06-20 1988-01-06
JP2918249B2 (ja) * 1989-08-25 1999-07-12 株式会社ユニシアジェックス 減衰力可変型緩衝器
JPH04190664A (ja) * 1990-11-22 1992-07-09 Maruhon:Kk 小型複軸モータ
US5831356A (en) * 1996-04-08 1998-11-03 Canon Kabushiki Kaisha Compact cylindrical stepping motor and advancing device
CH690632A5 (fr) * 1996-11-27 2000-11-15 Ebauchesfabrik Eta Ag Moteur électromagnétique à deux rotors coaxiaux.
DE69801244T2 (de) * 1997-02-14 2002-05-08 Canon K.K., Tokio/Tokyo Motor mit Leistungsabtriebsmitteln
JPH11190815A (ja) * 1997-12-25 1999-07-13 Canon Inc 駆動装置および光学機器
US6331741B1 (en) * 1998-11-16 2001-12-18 Canon Kabushiki Kaisha Electromagnetic driving device
JP2001183717A (ja) 1999-12-24 2001-07-06 Canon Inc 光量調節装置およびこれを備えた光学機器
JP4636658B2 (ja) 2000-08-02 2011-02-23 キヤノン株式会社 光量調整装置
JP3978332B2 (ja) * 2001-12-06 2007-09-19 日本電産サンキョー株式会社 ステッピングモータ
TWI238586B (en) * 2002-12-20 2005-08-21 Canon Kk Actuator
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
JP4387858B2 (ja) * 2004-04-14 2009-12-24 キヤノン株式会社 ステッピングモータ
JP4324025B2 (ja) * 2004-06-14 2009-09-02 キヤノン株式会社 駆動装置

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