JPS6253429U - - Google Patents

Info

Publication number
JPS6253429U
JPS6253429U JP14617685U JP14617685U JPS6253429U JP S6253429 U JPS6253429 U JP S6253429U JP 14617685 U JP14617685 U JP 14617685U JP 14617685 U JP14617685 U JP 14617685U JP S6253429 U JPS6253429 U JP S6253429U
Authority
JP
Japan
Prior art keywords
permanent magnet
electric coil
aperture
optical axis
base
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
JP14617685U
Other languages
English (en)
Other versions
JPH0248830Y2 (ja
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 JP14617685U priority Critical patent/JPH0248830Y2/ja
Publication of JPS6253429U publication Critical patent/JPS6253429U/ja
Application granted granted Critical
Publication of JPH0248830Y2 publication Critical patent/JPH0248830Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Diaphragms For Cameras (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)

Description

【図面の簡単な説明】
第１図は本考案に係わる絞り装置の分解斜視図
、第２図は第１図に全体記号 で示す駆動装置の
分解斜視図、第３図は第２図で示す可動部材の拡
大斜視図、第４図ａ，ｂは可動部材に作用する慣
性を説明するための説明図、第５図は本考案に係
わる他の実施例を示す平面図である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 基盤に形成した光軸開口に絞り羽根を配設し、
    この絞り羽根を互いに対向する永久磁石と電気コ
    イルとで構成した駆動手段で開閉規制する絞り装
    置に於いて、上記永久磁石と電気コイルとを上記
    基盤上にその一方を固定し他方を可動に取付ける
    に際し、可動側の永久磁石若しくは電気コイルを
    光軸開口周囲のリング形状に構成し、かつ左右対
    称の中央位置より変位した位置で一対の軸承部材
    によつて揺動自在に軸承すると共に、この軸承部
    を界して左右の重量が略均一になるように構成し
    たことを特徴とするカメラ用絞り装置。
JP14617685U 1985-09-25 1985-09-25 Expired JPH0248830Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14617685U JPH0248830Y2 (ja) 1985-09-25 1985-09-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14617685U JPH0248830Y2 (ja) 1985-09-25 1985-09-25

Publications (2)

Publication Number Publication Date
JPS6253429U true JPS6253429U (ja) 1987-04-02
JPH0248830Y2 JPH0248830Y2 (ja) 1990-12-21

Family

ID=31058404

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14617685U Expired JPH0248830Y2 (ja) 1985-09-25 1985-09-25

Country Status (1)

Country Link
JP (1) JPH0248830Y2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010103698A1 (ja) * 2009-03-10 2010-09-16 セイコープレシジョン株式会社 羽根駆動装置及び光学機器
JP2011040455A (ja) * 2009-08-07 2011-02-24 Shindengen Mechatronics Co Ltd ロータリソレノイド

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010103698A1 (ja) * 2009-03-10 2010-09-16 セイコープレシジョン株式会社 羽根駆動装置及び光学機器
JP2010210955A (ja) * 2009-03-10 2010-09-24 Seiko Precision Inc 羽根駆動装置及び光学機器
JP2011040455A (ja) * 2009-08-07 2011-02-24 Shindengen Mechatronics Co Ltd ロータリソレノイド

Also Published As

Publication number Publication date
JPH0248830Y2 (ja) 1990-12-21

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