JPS6289625U - - Google Patents
Info
- Publication number
- JPS6289625U JPS6289625U JP18148585U JP18148585U JPS6289625U JP S6289625 U JPS6289625 U JP S6289625U JP 18148585 U JP18148585 U JP 18148585U JP 18148585 U JP18148585 U JP 18148585U JP S6289625 U JPS6289625 U JP S6289625U
- Authority
- JP
- Japan
- Prior art keywords
- trailing blade
- blade group
- trailing
- blade drive
- locking member
- 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
Links
- 230000002265 prevention Effects 0.000 description 2
Landscapes
- Shutters For Cameras (AREA)
Description
第１図は本考案の一実施例のシヤツタチヤージ
完了状態を示す正面図、第２図は第１図図示実施
例の露光動作直前状態を示す正面図、第３図は同
じく第１図図示実施例の露光開始状態を示す正面
図、第４図は同じく第１図図示実施例の露光完了
状態を示す正面図、第５図は同じく第１図図示実
施例におけるシヤツタチヤージ途中の状態を示す
正面図、第６図は第１図図示実施例が取り付けら
れるフオーカルプレンシヤツタの正面図である。
１……シヤツタ基板、３……シヤツタアパーチ
ユア部、４，５，６，７……回転軸、８……後羽
根駆動アーム、１１……先羽根駆動アーム、１８
，１９，２０……後羽根、２７，２８，２９……
先羽根、３０，３１……ガイド穴、３２，３３…
…駆動ピン、３４……先羽根駆動レバー、３６…
…バネ、４９……軸、５３……バウンド防止レバ
ー、５４……復帰阻止レバー、５５……バネ、５
６……第１係止部、５７……傾斜部、５８……ア
ーム部、５９……第２係止部、６０……当接部、
６１……後羽根駆動レバー、６２……後羽根蓄勢
レバー、６３……バネ、７４……係合片、８２…
…制御レバー、８９……第１アーム、９０……第
２アーム、９２……当接部、９４……連絡レバー
、９６……チヤージレバー、９７……レリーズレ
バー。
1 is a front view showing an embodiment of the present invention in a shutter charge completed state, FIG. 2 is a front view showing the embodiment shown in FIG. 1 immediately before the exposure operation, and FIG. 3 is a front view of the embodiment shown in FIG. 1. FIG. 4 is a front view showing the exposure completion state of the embodiment shown in FIG. 1; FIG. 5 is a front view showing the shutter charging state of the embodiment shown in FIG. 1; FIG. 6 is a front view of the focal plane shutter to which the embodiment shown in FIG. 1 is attached. DESCRIPTION OF SYMBOLS 1... Shutter board, 3... Shutter aperture part, 4, 5, 6, 7... Rotating shaft, 8... Rear blade drive arm, 11... Lead blade drive arm, 18
, 19, 20...rear blade, 27, 28, 29...
Leading blade, 30, 31... Guide hole, 32, 33...
... Drive pin, 34... Lead blade drive lever, 36...
... Spring, 49 ... Shaft, 53 ... Bound prevention lever, 54 ... Return prevention lever, 55 ... Spring, 5
6... First locking part, 57... Inclined part, 58... Arm part, 59... Second locking part, 60... Contact part,
61...Rear blade drive lever, 62...Rear blade storage lever, 63...Spring, 74...Engagement piece, 82...
... Control lever, 89 ... First arm, 90 ... Second arm, 92 ... Contact portion, 94 ... Communication lever, 96 ... Charge lever, 97 ... Release lever.
Claims (1)
、前記先羽根群と後羽根群とを、それぞれシヤツ
タアパーチユア部から退避位置からシヤツタアパ
ーチユア部へと走行させる駆動部材及び駆動バネ
とを備えたフオーカルプレンシヤツタにおいて、
後羽根群の走行完了直前から後羽根駆動バネのチ
ヤージ途中までの間、後羽根駆動部材の戻りを係
止するように係合し、後羽根駆動バネのチヤージ
途中で後羽根駆動部材との係合が解かれる第１係
止部材と、第１係止部材の係合解除により後羽根
駆動部材の戻りを係止するように係合する第２係
止部材とを設けたことを特徴とするフオーカルプ
レンシヤツタ。 A leading blade group and a trailing blade group constituting a shutter curtain, and a driving member and a driving spring that cause the leading blade group and trailing blade group to travel from a retracted position to the shutter aperture portion, respectively, from the shutter aperture portion. In a focal plane shaft equipped with
From just before the trailing blade group completes travel until halfway through the charging of the trailing blade drive spring, the trailing blade drive member is engaged to prevent it from returning, and during the charging of the trailing blade drive spring, it is engaged with the trailing blade driving member. The invention is characterized in that it includes a first locking member that is disengaged, and a second locking member that engages so as to lock the rear blade drive member from returning when the first locking member is disengaged. Focal plane ivy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18148585U JPS6289625U (en) | 1985-11-27 | 1985-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18148585U JPS6289625U (en) | 1985-11-27 | 1985-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6289625U true JPS6289625U (en) | 1987-06-08 |
Family
ID=31126396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18148585U Pending JPS6289625U (en) | 1985-11-27 | 1985-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6289625U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007155774A (en) * | 2005-11-30 | 2007-06-21 | Nidec Copal Corp | Focal plane shutter for digital camera |
| JP2020101704A (en) * | 2018-12-21 | 2020-07-02 | キヤノン電子株式会社 | Blade driving device and imaging device |
-
1985
- 1985-11-27 JP JP18148585U patent/JPS6289625U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007155774A (en) * | 2005-11-30 | 2007-06-21 | Nidec Copal Corp | Focal plane shutter for digital camera |
| JP2020101704A (en) * | 2018-12-21 | 2020-07-02 | キヤノン電子株式会社 | Blade driving device and imaging device |
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