JPH0175227U - - Google Patents
Info
- Publication number
- JPH0175227U JPH0175227U JP1987171474U JP17147487U JPH0175227U JP H0175227 U JPH0175227 U JP H0175227U JP 1987171474 U JP1987171474 U JP 1987171474U JP 17147487 U JP17147487 U JP 17147487U JP H0175227 U JPH0175227 U JP H0175227U
- Authority
- JP
- Japan
- Prior art keywords
- guide
- opening
- blade
- closing device
- light
- 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
Links
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Diaphragms For Cameras (AREA)
Description
第１図〜第１４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図は地板１に設けたリブの高さを示す
図、第１１図は押さえ板７に設けたリブの高さを
示す図、第１２図は絞り羽根３，５を全開した状
態を示す図、第１３図は絞り羽根３，５により絞
り最小開口を形成した状態を示す図、第１４図は
駆動装置９の構成を示す図である。第１５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、１５
，１６……作動穴、２４，２５……ガイドピン、
２８，３０，３１，３２，３３，３４，８２，８
２Ａ，８１，８２Ｂ，８３，８５，８６，８７，
８８，２０１，２０２，２０３……リブ、５１，
５７……ガイド穴、５３，５９……ピン穴、７０
……受光開口、７１，７２……作動穴、１００…
…作動レバー、１２１，１２２……駆動ピン。
1 to 14 show an 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 placed on the main plate 1, and FIG. 9 is a diagram showing the aperture blades 3, 5. Figure 10 shows the height of the ribs provided on the base plate 1, and Figure 11 shows the height of the ribs provided on the base plate 7. 12 is a diagram showing a state in which the aperture blades 3 and 5 are fully opened, FIG. 13 is a diagram showing a state in which the minimum aperture opening is formed by the aperture blades 3 and 5, and FIG. FIG. 3 is a diagram showing the configuration. FIG. 15 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, 15
, 16... operating hole, 24, 25... guide pin,
28, 30, 31, 32, 33, 34, 82, 8
2A, 81, 82B, 83, 85, 86, 87,
88, 201, 202, 203...rib, 51,
57... Guide hole, 53, 59... Pin hole, 70
...Light receiving aperture, 71, 72...Operating hole, 100...
...Operating lever, 121, 122...Driving pin.
Claims (1)
と、前記ガイド部材に係合するガイド穴を有する
第１、第２の羽根とを備え、前記第１、第２の羽
根を前記ガイド部材に沿つて相対的に逆方向に移
動して前記受光開口を開閉するカメラの開閉装置
において、前記ガイド板の前記ガイド穴が通過す
る位置に、前記羽根の移動方向に対して横切る方
向に前記ガイド穴の幅より長いリブを設けたこと
を特徴とするカメラの開閉装置。 (2) 実用新案登録請求の範囲第１項記載のカメ
ラの開閉装置において、前記リブの一端は前記受
光開口に連接していることを特徴とするカメラの
開閉装置。[Claims for Utility Model Registration] (1) A guide plate having a light-receiving aperture and a guide member, and first and second blades having guide holes that engage with the guide member; In a camera opening/closing device that opens and closes the light-receiving aperture by moving a blade in a relatively opposite direction along the guide member, a blade is provided at a position through which the guide hole of the guide plate passes, relative to the direction of movement of the blade. An opening/closing device for a camera, characterized in that a rib is provided which is longer than the width of the guide hole in the transverse direction. (2) Utility Model Registration The camera opening/closing device according to claim 1, wherein one end of the rib is connected to the light receiving opening.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987171474U JP2531765Y2 (en) | 1987-11-10 | 1987-11-10 | Aperture device |
| US07/221,288 US4884091A (en) | 1987-10-08 | 1988-07-19 | Exposure control device in a camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987171474U JP2531765Y2 (en) | 1987-11-10 | 1987-11-10 | Aperture device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0175227U true JPH0175227U (en) | 1989-05-22 |
| JP2531765Y2 JP2531765Y2 (en) | 1997-04-09 |
Family
ID=31463339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987171474U Expired - Lifetime JP2531765Y2 (en) | 1987-10-08 | 1987-11-10 | Aperture device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2531765Y2 (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2408932B2 (en) | 1974-02-25 | 1976-01-02 | Balda-Werke Photographische Geraete Und Kunststoff Gmbh & Co Kg, 4980 Buende | Camera shutter with two slats arranged one behind the other and guided in the longitudinal direction |
-
1987
- 1987-11-10 JP JP1987171474U patent/JP2531765Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2531765Y2 (en) | 1997-04-09 |