JP2007072356A5 - - Google Patents

Download PDF

Info

Publication number
JP2007072356A5
JP2007072356A5 JP2005261832A JP2005261832A JP2007072356A5 JP 2007072356 A5 JP2007072356 A5 JP 2007072356A5 JP 2005261832 A JP2005261832 A JP 2005261832A JP 2005261832 A JP2005261832 A JP 2005261832A JP 2007072356 A5 JP2007072356 A5 JP 2007072356A5
Authority
JP
Japan
Prior art keywords
shaft
base
rotor
rotor shaft
drive portion
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.)
Pending
Application number
JP2005261832A
Other languages
Japanese (ja)
Other versions
JP2007072356A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2005261832A priority Critical patent/JP2007072356A/en
Priority claimed from JP2005261832A external-priority patent/JP2007072356A/en
Publication of JP2007072356A publication Critical patent/JP2007072356A/en
Publication of JP2007072356A5 publication Critical patent/JP2007072356A5/ja
Pending legal-status Critical Current

Links

Claims (4)

コイル及びヨークを含む中空筒状のステータ、該ステータ内に回転可能に収められたマグネットを含むロータ、該ロータの中心軸となり一端が外部に突出したドライブ部となっているシャフト、及び、該シャフトの軸受けを含むステッピングモータと、
前記ロータシャフトのドライブ部に固定されて回転駆動される、複数のカムピンの突設されたアームと、
該アームのカムピンによってスライド駆動され、光路開口を開閉する複数の組み合わせ羽根と、
該羽根のスライドガイド部の形成されたベースと、
該ベースに当てられて、前記羽根を挟持する押え板と、
前記ステッピングモータのロータシャフトの端部をスラスト方向に付勢するスラスト板バネと、
を具備することを特徴とするシャッターアイリス。 A hollow cylindrical stator including a coil and a yoke, a rotor including a magnet rotatably accommodated in the stator, a shaft serving as a central axis of the rotor and having a drive portion projecting to the outside, and the shaft A stepping motor including a bearing of
A plurality of cam pins protruding and fixed to the drive portion of the rotor shaft and driven to rotate;
A plurality of combination blades that are slid by the cam pins of the arm and open and close the optical path opening;
A base on which the slide guide portion of the blade is formed;
A holding plate that is applied to the base and holds the blade;
A thrust leaf spring for biasing the end of the rotor shaft of the stepping motor in the thrust direction ;
A shutter iris, comprising: 前記スラスト板バネが前記ロータシャフトの反ドライブ部側の端部をドライブ部側に付勢することを特徴とする請求項１記載のシャッターアイリス。The shutter iris according to claim 1, wherein the thrust leaf spring biases the end of the rotor shaft on the side opposite to the drive portion toward the drive portion. 前記ベースに、前記ロータシャフトのドライブ部側端部が当接する凸部が形成されており、該凸部の上に潤滑剤が塗布されていることを特徴とする請求項２記載のシャッターアイリス。 The shutter iris according to claim 2 , wherein a convex portion with which the drive shaft side end portion of the rotor shaft abuts is formed on the base, and a lubricant is applied on the convex portion. 前記ベース及び押え板の双方に、前記カムピンが貫通するガイド溝が設けられていることを特徴とする請求項１、２又は３記載のシャッターアイリス。 To both the base and the pressing plate, according to claim 1, 2 or 3 shutter iris, wherein the cam pin is characterized in that the guide groove is provided therethrough.
JP2005261832A 2005-09-09 2005-09-09 Shutter iris Pending JP2007072356A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005261832A JP2007072356A (en) 2005-09-09 2005-09-09 Shutter iris

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005261832A JP2007072356A (en) 2005-09-09 2005-09-09 Shutter iris

Publications (2)

Publication Number Publication Date
JP2007072356A JP2007072356A (en) 2007-03-22
JP2007072356A5 true JP2007072356A5 (en) 2007-09-06

Family

ID=37933823

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005261832A Pending JP2007072356A (en) 2005-09-09 2005-09-09 Shutter iris

Country Status (1)

Country Link
JP (1) JP2007072356A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5144359B2 (en) * 2008-04-25 2013-02-13 セイコープレシジョン株式会社 Blade driving device and optical apparatus
JP5394714B2 (en) * 2008-12-10 2014-01-22 キヤノン電子株式会社 Light control device
JP2011227195A (en) * 2010-04-16 2011-11-10 Canon Electronics Inc Magnetic driver, manufacturing method thereof, light adjusting device, and optical instrument
JP5562156B2 (en) * 2010-07-20 2014-07-30 パナソニック株式会社 lighting equipment
KR102172635B1 (en) * 2018-07-20 2020-11-03 삼성전기주식회사 Aperture module

Similar Documents

Publication Publication Date Title
JP4191755B2 (en) Focal plane shutter for camera
JP2007072356A5 (en)
WO2007089589A3 (en) Rotor magnet driven optical shutter assembly
EP1777583A1 (en) Exposure adjusting device and driving device for it
JP2007189824A5 (en)
JP2007006551A5 (en)
JP2015140598A (en) Rotation stopping-holding switching device
JP4285564B2 (en) Hair removal equipment
CN102171607A (en) Drive mechanism, blade drive mechanism and optical device
JP2007072356A (en) Shutter iris
CN101639557A (en) Aperture device
JP4335617B2 (en) Sector drive device for optical equipment
JP4021189B2 (en) Camera shutter device
JP5858655B2 (en) Light intensity adjustment device
JP2011102857A5 (en)
JP5113713B2 (en) Blade driving device and optical apparatus
WO2009050967A1 (en) Lens drive device
JP5975924B2 (en) Camera blade drive
JP3977506B2 (en) Camera shutter
JP5342179B2 (en) Electromagnetic actuator and camera blade drive device
JP3995481B2 (en) Camera drive unit
JP5178627B2 (en) Blade driving device and optical apparatus
JP4971257B2 (en) Light amount adjusting device and optical apparatus
JP3499087B2 (en) Camera drive
JP2007151354A (en) Electromagnetic actuator and camera blade driving unit