JPH0413932U - - Google Patents
Info
- Publication number
- JPH0413932U JPH0413932U JP5469890U JP5469890U JPH0413932U JP H0413932 U JPH0413932 U JP H0413932U JP 5469890 U JP5469890 U JP 5469890U JP 5469890 U JP5469890 U JP 5469890U JP H0413932 U JPH0413932 U JP H0413932U
- Authority
- JP
- Japan
- Prior art keywords
- shutter curtain
- curtain control
- aperture
- control device
- open
- 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 1
Description
第１図ａは裏蓋が開放した状態における従来の
カメラを示す斜視図、第１図ｂは裏蓋が開放した
状態における本考案の一実施例を示す斜視図、第
２図はカメラの制御回路を示す図、第３図はシヤ
ツター幕制御プログラムのフローチヤートである
。
１２……先幕、１３……裏蓋、１４……アパー
チヤー。
Figure 1a is a perspective view showing a conventional camera with the back cover open, Figure 1b is a perspective view showing an embodiment of the present invention with the back cover open, and Figure 2 is a camera control. FIG. 3, which is a diagram showing the circuit, is a flowchart of the shutter curtain control program. 12...front curtain, 13...back cover, 14...aperture.
Claims (1)
蓋が開放状態にある時、シヤツター幕を走行させ
てカメラ本体のアパーチヤー内に露出しないよう
に制御する幕制御手段とを備えることを特徴とす
るシヤツター幕制御装置。 (2) 上記幕制御手段は、上記裏蓋が閉塞した時
、上記シヤツター幕をアパーチヤー内に復帰させ
ることを特徴とする実用新案登録請求の範囲第１
項記載のシヤツター幕制御装置。 (3) 上記幕制御手段は、上記裏蓋が開放してい
る状態において上記シヤツター幕が走行してから
所定時間以上経過した時、このシヤツター幕をア
パーチヤー内に復帰させることを特徴とする実用
新案登録請求の範囲第１項記載のシヤツター幕制
御装置。 (4) 上記幕制御手段は、上記裏蓋が開放してい
る状態においてカメラのバツテリ電圧が所定値よ
りも低くなつた時、上記シヤツター幕をアパーチ
ヤー内に復帰させることを特徴とする実用新案登
録請求の範囲第１項記載のシヤツター幕制御装置
。[Scope of Claim for Utility Model Registration] (1) A means for detecting the open/closed state of the camera back, and a means for controlling the shutter curtain to run so as not to be exposed inside the aperture of the camera body when the camera back is in the open state. A shutter curtain control device comprising: curtain control means. (2) The curtain control means returns the shutter curtain to the aperture when the camera back is closed.
Shutter curtain control device as described in 2. (3) A utility model characterized in that the curtain control means returns the shutter curtain to the aperture when a predetermined time period has elapsed since the shutter curtain traveled while the camera back was open. A shutter curtain control device according to claim 1. (4) The curtain control means returns the shutter curtain to the aperture when the battery voltage of the camera becomes lower than a predetermined value while the camera back is open. A shutter curtain control device according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990054698U JP2504327Y2 (en) | 1990-05-25 | 1990-05-25 | Shutter-curtain control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990054698U JP2504327Y2 (en) | 1990-05-25 | 1990-05-25 | Shutter-curtain control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0413932U true JPH0413932U (en) | 1992-02-04 |
| JP2504327Y2 JP2504327Y2 (en) | 1996-07-10 |
Family
ID=31576993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990054698U Expired - Fee Related JP2504327Y2 (en) | 1990-05-25 | 1990-05-25 | Shutter-curtain control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2504327Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5742031A (en) * | 1980-08-28 | 1982-03-09 | Canon Inc | Electric shutter camera |
| JPS61193135A (en) * | 1985-02-22 | 1986-08-27 | Nippon Kogaku Kk <Nikon> | Protecting device for shutter curtain of focal plane shutter |
-
1990
- 1990-05-25 JP JP1990054698U patent/JP2504327Y2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5742031A (en) * | 1980-08-28 | 1982-03-09 | Canon Inc | Electric shutter camera |
| JPS61193135A (en) * | 1985-02-22 | 1986-08-27 | Nippon Kogaku Kk <Nikon> | Protecting device for shutter curtain of focal plane shutter |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2504327Y2 (en) | 1996-07-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |