JPS6376825U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案によるシヤツター装置の一実施
例のセツト状態を示す正面図、第２図は上記実施
例のアクチユエータへの印加電流の変化及び露出
開口の開度変化を示す図である。 １……シヤツター地板、２……アクチユエータ
、４……駆動レバー、５……フオーカスリング、
７……レンズ送りレバー、９……レンズ係止レバ
ー、１１……係止レバー爪、１３……羽根開閉レ
バー、１５……絞り兼用シヤツター羽根、３，６
，８，１２，１４……バネ。 FIG. 1 is a front view showing a set state of an embodiment of the shutter device according to the present invention, and FIG. 2 is a diagram showing changes in the current applied to the actuator and changes in the opening degree of the exposure opening in the above embodiment. 1... Shutter base plate, 2... Actuator, 4... Drive lever, 5... Focus ring,
7... Lens feed lever, 9... Lens locking lever, 11... Locking lever pawl, 13... Blade opening/closing lever, 15... Shutter blade that also serves as aperture, 3, 6
, 8, 12, 14... spring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 印加電流の方向を変えることで二つの方向に作
動し且つバネ又は磁性部材により静止位置に復帰
・保持せしめられるアクチユエータと、該アクチ
ユエータに連結された駆動部材と、該駆動部材の
一方向の往復運動によりフオーカスリングを回動
せしめるレンズ送り部材と、前記駆動部材の他方
向の往復運動により羽根を開閉する羽根開閉部材
と、フオーカスリングの復帰運動を係止し且つ前
記駆動部材の他方向の復帰運動によりフオーカス
リングの係止を解除するレンズ係止部材とを具備
したレンズ駆動機能付シヤツター装置。 An actuator that operates in two directions by changing the direction of applied current and is returned to and held at a stationary position by a spring or magnetic member, a drive member connected to the actuator, and a reciprocating motion of the drive member in one direction. a lens feeding member that rotates the focus ring, a blade opening/closing member that opens and closes the blades by reciprocating the drive member in the other direction, and a blade opening/closing member that locks the return movement of the focus ring and rotates the drive member in the other direction. A shutter device with a lens driving function, which includes a lens locking member that releases the lock of a focus ring by a return movement.