JPH0175226U

JPH0175226U -

Info

Publication number: JPH0175226U
Application number: JP1987171473U
Authority: JP
Priority date: 1987-11-10
Filing date: 1987-11-10
Publication date: 1989-05-22

Description

[Brief explanation of the drawing]

第１図〜第２７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
は絞り装置の側面図、第２図は地板１の正面図、
第３図は第２図のＡ―Ａ断面図、第４図は地板１
の背面図、第５図及び第６図は２枚の絞り羽根３
，５の形状を示す図、第７図は押さえ板７の構造
を示す図、第８図は地板１に絞り羽根３，５を載
置した状態を示す図、第９図は絞り羽根３，５を
地板１と押さえ板７との間にはさんだ状態を示す
図、第１０図は駆動装置９の構成を示す図、第１
１図Ａ，Ｂはカバー１１２の構造を示す図、第１
２図はコイル枠１０８の正面図、第１３図は磁石
１０５の平面図、第１４図はコイル枠１０９の平
面図、第１５図はコイル枠１０９の側面図、第１
６図Ａ，Ｂは取付カバー１０２の構造を示す図、
第１７図は作動レバー１００の正面図、第１８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を取り付けた状態を
示す図、第１９図はコイル枠１０８の収容部１４
４に磁気検出素子配線用フレキシブルケーブル１
１０の取付部１５１を取り付けた状態を示す図、
第２０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２１図は鏡筒本体Ｂの断面図、
第２２図〜第２４図は鏡筒本体Ｂに絞り装置Ａを
装着した状態を示す図、第２５図〜第２７図はヨ
ーク１０３の構造を示す図である。Ａ……絞り装置、Ｂ……鏡筒本体、１……地板
、３，５……絞り羽根、７……押さえ板、９……
駆動装置、１０，１１……突起、２２，２３……
先端突起、１２……受光開口、２４，２５……ガ
イドピン、５１，５７……ガイド穴、５３，５９
……ピン穴、９３，９４……係合部、１００……
作動レバー、１２１，１２２……駆動ピン、２１
３，２１４，２１５……係合部、２１０……受光
開口、２１１……装着穴。 1 to 27 show one embodiment of this invention, and each figure represents the following. Figure 1 is a side view of the aperture device, Figure 2 is a front view of the main plate 1,
Figure 3 is a sectional view taken along line A-A in Figure 2, and Figure 4 is the main plate 1.
The rear view, Figures 5 and 6 show two aperture blades 3.
, 5, FIG. 7 is a diagram showing the structure of the holding plate 7, FIG. 8 is a diagram showing the aperture blades 3, 5 mounted on the main plate 1, and FIG. 9 is a diagram showing the aperture blades 3, 5. 5 is sandwiched between the base plate 1 and the holding plate 7, FIG.
1A and B are diagrams showing the structure of the cover 112.
2 is a front view of the coil frame 108, FIG. 13 is a plan view of the magnet 105, FIG. 14 is a plan view of the coil frame 109, and FIG. 15 is a side view of the coil frame 109.
6A and B are diagrams showing the structure of the mounting cover 102,
FIG. 17 is a front view of the actuation lever 100, FIG. 18 is a diagram showing the state in which the flexible cable 110 for wiring the magnetic detection element is attached to the coil frames 108 and 109, and FIG. 19 is a diagram showing the accommodation section 14 of the coil frame 108.
4. Flexible cable 1 for magnetic detection element wiring
A diagram showing a state in which the mounting portion 151 of No. 10 is attached,
FIG. 20 is a diagram showing a state in which the magnetic detection element wiring flexible cable 110 and the coil wiring flexible cable 111 are attached to the coil frames 108 and 109, and FIG. 21 is a cross-sectional view of the lens barrel body B.
22 to 24 are views showing the aperture device A attached to the lens barrel body B, and FIGS. 25 to 27 are views showing the structure of the yoke 103. A... Aperture device, B... Lens barrel body, 1... Main plate, 3, 5... Aperture blades, 7... Holder plate, 9...
Drive device, 10, 11... Protrusion, 22, 23...
Tip projection, 12... Light receiving aperture, 24, 25... Guide pin, 51, 57... Guide hole, 53, 59
...Pin hole, 93, 94...Engagement part, 100...
Actuation lever, 121, 122... Drive pin, 21
3, 214, 215...Engaging portion, 210...Light receiving opening, 211...Mounting hole.

Claims

[Claims for Utility Model Registration] (1) A camera opening/closing device that has a first light receiving aperture and can freely open and close the first light receiving aperture, and a second light receiving aperture facing the first light receiving aperture. and a lens barrel main body having a mounting hole into which the opening/closing device is installed in a direction that blocks the second light receiving aperture, the opening/closing device has a first engaging member on a distal end surface. 1. A lens barrel for a camera, wherein the lens barrel body has a second engaging portion that slides into contact with the first engaging portion. (2) Utility model registration Claim 1: The camera lens barrel according to claim 1, wherein the first engaging portion is provided at both ends of a tip end face of the opening/closing device. . (3) Utility Model Registration The camera lens barrel according to claim 1, wherein the first engaging portion is provided over the entire tip of the opening/closing device. (4) In the camera lens barrel according to claim 1, the engaging surfaces of the first and second engaging portions are equidistant from the centers of the first and second light-receiving apertures. A camera lens barrel characterized by its location. (5) The camera lens barrel according to claim 1 of the utility model registration claim, wherein the engaging surfaces of the first and second engaging portions are arcuate. . (6) Utility Model Registration The camera lens barrel according to claim 1, wherein the mounting hole has a width at the back narrower than a width at the entrance. (7) In the lens barrel of a camera according to claim 1, the opening/closing device has a protrusion that protrudes in the thickness direction, and the lens barrel body engages with the protrusion in the mounting hole. A lens barrel for a camera, characterized in that it has an engaging portion that fits together. (8) Utility Model Registration The camera lens barrel according to claim 1, wherein the opening/closing device includes a fixing portion that is fixed to the lens barrel.