JPS60191034U - Aperture drive device - Google Patents

Aperture drive device

Info

Publication number
JPS60191034U
JPS60191034U JP7855084U JP7855084U JPS60191034U JP S60191034 U JPS60191034 U JP S60191034U JP 7855084 U JP7855084 U JP 7855084U JP 7855084 U JP7855084 U JP 7855084U JP S60191034 U JPS60191034 U JP S60191034U
Authority
JP
Japan
Prior art keywords
stator
aperture
drive device
aperture drive
magnet rotor
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
JP7855084U
Other languages
Japanese (ja)
Inventor
川本　憲一
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
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 Inc filed Critical Canon Inc
Priority to JP7855084U priority Critical patent/JPS60191034U/en
Publication of JPS60191034U publication Critical patent/JPS60191034U/en
Pending legal-status Critical Current

Links

Landscapes

  • Diaphragms For Cameras (AREA)
  • Dc Machiner (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案に係る絞り駆動装置の実施例の概略構成
を示す分解斜視図、第２図はその要部断面図、第３図は
従来例の中空形モータを用いた絞り駆動装置の概略構成
を示す斜視図である。 １１・・・中空形ステッピングモータ本体となるステー
タ、１２・・・マグネットロータ、１２ａ・・・絞り作
動カム板、１３・・・絞り羽根、１４・・・絞り支持筒
、１５・・・割りヴツシャ。Fig. 1 is an exploded perspective view showing the schematic structure of an embodiment of the diaphragm drive device according to the present invention, Fig. 2 is a sectional view of the main parts thereof, and Fig. 3 is a conventional diaphragm drive device using a hollow motor. FIG. 2 is a perspective view showing a schematic configuration. DESCRIPTION OF SYMBOLS 11... Stator serving as the main body of a hollow stepping motor, 12... Magnetic rotor, 12a... Aperture operating cam plate, 13... Aperture blade, 14... Aperture support tube, 15... Split shaft .

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ステータコイルを内蔵した環状のステータと、該ステー
タ内に若干の隙間をもって配設される環状のマグネット
ロータと、該ステータ及びマグネットロータを支持する
絞り支持筒とによってステッピングモータを構成し、該
マグネットロータに絞り作動カムを一体的に形成してな
る絞り駆動装置。A stepping motor is constituted by an annular stator with a built-in stator coil, an annular magnet rotor disposed within the stator with a slight gap, and an aperture support tube that supports the stator and the magnet rotor. An aperture drive device that has an aperture actuation cam integrally formed with the aperture drive cam.
JP7855084U 1984-05-30 1984-05-30 Aperture drive device Pending JPS60191034U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7855084U JPS60191034U (en) 1984-05-30 1984-05-30 Aperture drive device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7855084U JPS60191034U (en) 1984-05-30 1984-05-30 Aperture drive device

Publications (1)

Publication Number Publication Date
JPS60191034U true JPS60191034U (en) 1985-12-18

Family

ID=30622623

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7855084U Pending JPS60191034U (en) 1984-05-30 1984-05-30 Aperture drive device

Country Status (1)

Country Link
JP (1) JPS60191034U (en)

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