JPH0271829U - - Google Patents

Info

Publication number
JPH0271829U
JPH0271829U JP14989388U JP14989388U JPH0271829U JP H0271829 U JPH0271829 U JP H0271829U JP 14989388 U JP14989388 U JP 14989388U JP 14989388 U JP14989388 U JP 14989388U JP H0271829 U JPH0271829 U JP H0271829U
Authority
JP
Japan
Prior art keywords
brightness
shutter
actuator
coil
camera
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
JP14989388U
Other languages
English (en)
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 filed Critical
Priority to JP14989388U priority Critical patent/JPH0271829U/ja
Publication of JPH0271829U publication Critical patent/JPH0271829U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Exposure Control For Cameras (AREA)
  • Shutters For Cameras (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例を示した構成図、第2
図は第1図のアクチユエータを制御する制御回路
である。 1,2……シヤツタ羽根、3……開閉部材、4
……アクチユエータ、5……光センサー、6……
増幅器、7……コンパレーター、8……電流切換
回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 シヤツタ羽根と、回動可能なロータと該ロータ
    を回動させる永久磁石およびコイルを有したアク
    チユエータとを有し、該アクチユエータを前記シ
    ヤツタ羽根の駆動源とするカメラ用シヤツタにお
    いて、 被写体の輝度を検出し輝度に応じた信号を発生
    する輝度検出手段と、前記輝度検出手段の信号に
    よつて前記アクチユエータのコイルへの電流の大
    きさを変える電流切換手段を設けたことを特徴と
    するカメラ用シヤツタ。
JP14989388U 1988-11-17 1988-11-17 Pending JPH0271829U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14989388U JPH0271829U (ja) 1988-11-17 1988-11-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14989388U JPH0271829U (ja) 1988-11-17 1988-11-17

Publications (1)

Publication Number Publication Date
JPH0271829U true JPH0271829U (ja) 1990-05-31

Family

ID=31422540

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14989388U Pending JPH0271829U (ja) 1988-11-17 1988-11-17

Country Status (1)

Country Link
JP (1) JPH0271829U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61248027A (ja) * 1985-04-25 1986-11-05 Canon Inc カメラのシヤツタ−装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61248027A (ja) * 1985-04-25 1986-11-05 Canon Inc カメラのシヤツタ−装置

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