JPH0175222U

JPH0175222U -

Info

Publication number: JPH0175222U
Application number: JP1987171469U
Authority: JP
Priority date: 1987-11-10
Filing date: 1987-11-10
Publication date: 1989-05-22
Anticipated expiration: 2002-11-10
Also published as: JPH0712974Y2

Description

[Brief explanation of the drawing]

第１図〜第２２図はこの考案の一実施例を示し
たもので、各図は次のものを表している。第１図
は絞り装置の正面図、第２図は絞り装置の底面図
、第３図は絞り装置の背面図、第４図は絞り装置
の左側面図、第５図は地板１と作動レバー１００
の取付状態を示す図、第６図は地板１の構造を示
す図、第７図は地板１に絞り羽根３，５を載置し
た状態を示す図、第８図は押さえ板７の構造を示
す図、第９図及び第１０図は２枚の絞り羽根３，
５の形状を示す図、第１１図は駆動装置９の構成
を示す図、第１２図Ａ，Ｂはカバー１１２の構造
を示す図、第１３図はコイル枠１０８の正面図、
第１４図は磁石１０５の平面図、第１５図はコイ
ル枠１０９の平面図、第１６図はコイル枠１０９
の側面図、第１７図Ａ，Ｂは取付カバー１０２の
構造を示す図、第１８図は作動レバー１００の構
造を示す図、第１９図はコイル枠１０８，１０９
に磁気検出素子配線用フレキシブルケーブル１１
０を取り付けた状態を示す図、第２０図はコイル
枠１０８の収容部１４４に磁気検出素子配線用フ
レキシブルケーブル１１０の取付部１５１を取り
付けた状態を示す図、第２１図はコイル枠１０８
，１０９に磁気検出素子配線用フレキシブルケー
ブル１１０及びコイル配線用フレキシブルケーブ
ル１１１を取り付けた状態を示す図、第２２図は
リブ３３と絞り羽根５との重なり状態を示す図で
ある。第２３図は従来技術を説明するための図で
ある。１……地板、３，５……絞り羽根、７……押さ
え板、９……駆動装置、１２……受光開口、２４
〜２７……ガイドピン、３２，３２Ａ，３２Ｂ，
３３，３３Ａ，３３Ｂ……リブ、５１，５２……
ガイド穴、５３……長穴、５５……フイルタ、５
７，５８……ガイド穴、５９……長穴、５１Ａ，
５１Ｂ，５７Ａ，５７Ｂ……縁部、１００……作
動レバー、１２１，１２２……駆動ピン。 1 to 22 show one embodiment of this invention, and each figure represents the following. Figure 1 is a front view of the throttle device, Figure 2 is a bottom view of the throttle device, Figure 3 is a rear view of the throttle device, Figure 4 is a left side view of the throttle device, and Figure 5 is the main plate 1 and operating lever. 100
6 is a diagram showing the structure of the main plate 1, FIG. 7 is a diagram showing the aperture blades 3 and 5 mounted on the main plate 1, and FIG. 8 is a diagram showing the structure of the holding plate 7. The figures shown in FIGS. 9 and 10 show two aperture blades 3,
11 is a diagram showing the configuration of the drive device 9, FIGS. 12A and B are diagrams showing the structure of the cover 112, FIG. 13 is a front view of the coil frame 108,
14 is a plan view of the magnet 105, FIG. 15 is a plan view of the coil frame 109, and FIG. 16 is a plan view of the coil frame 109.
17A and B show the structure of the mounting cover 102, FIG. 18 shows the structure of the operating lever 100, and FIG. 19 shows the coil frames 108, 109.
Flexible cable 11 for magnetic detection element wiring
20 is a diagram showing a state in which the attachment part 151 of the flexible cable 110 for magnetic sensing element wiring is attached to the housing part 144 of the coil frame 108, and FIG. 21 is a diagram showing the state in which the coil frame 108 is attached.
, 109 with the magnetic sensing element wiring flexible cable 110 and the coil wiring flexible cable 111 attached, and FIG. 22 is a diagram showing the overlapping state of the rib 33 and the aperture blade 5. FIG. 23 is a diagram for explaining the prior art. 1... Base plate, 3, 5... Aperture blade, 7... Holder plate, 9... Drive device, 12... Light receiving aperture, 24
~27... Guide pin, 32, 32A, 32B,
33, 33A, 33B...rib, 51, 52...
Guide hole, 53... Long hole, 55... Filter, 5
7, 58... Guide hole, 59... Long hole, 51A,
51B, 57A, 57B... Edge, 100... Operating lever, 121, 122... Drive pin.

Claims

[Claims for Utility Model Registration] (1) A guide plate having a light-receiving aperture and a guide member, and a blade having a guide hole that engages with the guide member, the blade being moved along the guide member to An opening/closing device for a camera that opens and closes a light-receiving aperture, wherein the guide plate is provided with a rib along an extension line in the moving direction of the guide hole, with which an edge of the guide hole in the moving direction contacts. . (2) Utility Model Registration The camera opening/closing device according to claim 1, wherein the width of the rib is narrower than the width of the guide hole.