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    • 3. 发明授权
    • Low inertia electronic camera shutter
    • LOW INERTIA电子相机快门
    • US3836982A
    • 1974-09-17
    • US38175773
    • 1973-07-23
    • OPTO DYNETICS INC
    • SCHWARTZ J
    • G03B9/08G03B9/58G03B9/22
    • G03B9/08G03B9/58
    • A low inertial electronic camera shutter is disclosed wherein a ring member coaxially aligned with a bore in a housing pivotally moves a plurality of shutter blades in registry with the bore between open and closed positions for controlling light radiation through the bore. In accordance with the invention, a low inertial means including a longitudinal wire member connected between the ring member and the frame at a pivot point thereon, drives the plurality of shutter blades between the two positions in response to a pulse applied to a solenoid having an armature connected to the wire member at a point thereon to amplify armature movement. The camera shutter includes a flash means including an electrical contact switch actuated by the ring member when the shutter blades are driven into the open position.
    • 公开了一种低惯性电子照相机快门,其中与壳体中的孔同轴对准的环构件枢转地移动多个快门叶片,其与打开和关闭位置之间的孔对准,以控制通过该孔的光辐射。 根据本发明,一种低惯性装置,包括在其上的枢轴点处连接在环形构件和框架之间的纵向线构件,响应于施加到螺线管的脉冲而在两个位置之间驱动多个快门叶片,该螺线管具有 衔铁在其上一点处连接到线构件以放大电枢运动。 相机快门包括闪光装置,其包括当快门叶片被驱动到打开位置时由环形构件致动的电接触开关。