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公开(公告)号：US20140376904A1
公开(公告)日：2014-12-25
申请号：US14291717
申请日：2014-05-30
申请人： SEIKO PRECISION INC.
IPC分类号： G03B9/40
CPC分类号： G03B9/40
摘要： A focal plane shutter includes: a board including an opening; a shutter opening and closing the opening; a drive source driving the shutter; a drive lever driven by the drive source; a drive arm connected to the drive lever and driving the shutter; a restriction portion defining a stop position of the drive lever; and a buffering member elastically deformable, wherein, when the drive lever drives, abuts the restriction portion, and stops, at least one of the drive arm and the shutter temporarily abuts the buffering member, is spaced from the buffering member, and stops.
摘要翻译： 焦平面快门包括：包括开口的板; 打开和关闭开口的快门; 驱动快门的驱动源; 由驱动源驱动的驱动杆; 连接到所述驱动杆并驱动所述活门的驱动臂; 限定部分限定驱动杆的停止位置; 以及可弹性变形的缓冲构件，其中，当所述驱动杆驱动时，所述驱动杆与所述限制部抵接并停止，所述驱动臂和所述闸板中的至少一个暂时抵靠所述缓冲构件，与所述缓冲构件间隔开并停止。
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公开(公告)号：US20140320737A1
公开(公告)日：2014-10-30
申请号：US14325716
申请日：2014-07-08
申请人： Seiko Precision Inc.
摘要： A focal plane shutter includes: a board including an opening; a leading shutter and a trailing shutter opening and closing the opening; first and second biasing members respectively biasing the leading shutter and the trailing shutter to move away from the opening; a first actuator causing the leading shutter to move from a position to close the opening to a position to recede from the opening while the leading shutter is assisted by a biasing force of the first biasing member in an exposure operation; and a second actuator causing the trailing shutter to move from a position to recede from the opening to a position to close the opening against a biasing force of the second biasing member in the exposure operation, wherein drive torque of the first actuator is smaller than that of the second actuator.
摘要翻译： 焦平面快门包括：包括开口的板; 前挡板和后挡板打开和关闭开口; 第一和第二偏置构件分别偏压前挡板和后挡板以远离开口移动; 所述第一致动器使得所述前挡板从位置移动以将所述开口闭合到从所述开口退出的位置，同时在所述曝光操作中所述第一偏压构件的偏置力辅助所述前挡板; 以及第二致动器，其使所述后挡板从所述开口的位置移动到抵抗所述第二偏压构件在所述曝光操作中的偏置力而关闭所述开口的位置，其中所述第一致动器的驱动转矩小于 的第二致动器。
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3.发明申请FOCAL-PLANE SHUTTER, OPTICAL DEVICE, AND METHOD FOR ADJUSTING CURRENT FOR FOCAL-PLANE SHUTTER 有权FOCAL-PLANE SHUTTER，OPTICAL DEVICE，AND METHOD FOR MODETINGS CURRENT FOR FOCAL-PLANE SHUTTER公开(公告)号：US20160011491A1
公开(公告)日：2016-01-14
申请号：US14862420
申请日：2015-09-23
申请人： SEIKO PRECISION INC.
IPC分类号： G03B9/40
CPC分类号： G03B9/40
摘要： A focal-plane shutter includes: a mechanical portion including: a board including an opening; and a leading blade and a trailing blade capable of opening and closing the opening; and a leading blade actuator and a trailing blade actuator respectively driving the leading blade and the trailing blade, and respectively including a leading blade coil and a trailing blade coil, wherein a current value flowing through at least one of the leading blade coil and the trailing blade coil is adjusted such that one of variations in a leading blade run-up period and a trailing blade run-up period depending on a temperature change corresponds to the other one.
摘要翻译： 焦平面快门包括：机械部分，包括：包括开口的板; 以及能够打开和关闭开口的前刀片和后刀片; 以及分别驱动前刀片和后刀片并分别包括前刀片线圈和后刀片线圈的前刀片致动器和后刀片致动器，其中流过至少一个前刀片线圈和尾随刀片线圈的电流值 叶片线圈被调整为使得根据温度变化而导致的叶片启动周期和后叶片启动周期中的一个变化对应于另一个。
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公开(公告)号：US20150234256A1
公开(公告)日：2015-08-20
申请号：US14700708
申请日：2015-04-30
申请人： SEIKO PRECISION INC.
IPC分类号： G03B9/40
摘要： A focal-plane shutter includes: first, second, and third boards each including an opening and arranged in an optical axis direction passing through the openings; a first blade arranged between the first and second boards and capable of opening and closing the openings; a second blade arranged between the second and third boards and capable of opening and closing the openings; first and second arms arranged between the second and third boards, connected to the second blade, made of synthetic resins, and capable of rotating about respective different fulcrums; and a drive member connected to the first arm and driving the first arm.
摘要翻译： 焦平面快门包括：第一，第二和第三板，每个包括开口并沿着穿过开口的光轴方向布置; 布置在所述第一板和所述第二板之间并能够打开和关闭所述开口的第一叶片; 布置在第二和第三板之间并能够打开和关闭开口的第二刀片; 布置在第二和第三板之间的第一和第二臂，连接到第二叶片，由合成树脂制成，并且能够绕各自不同的支点旋转; 以及连接到第一臂并驱动第一臂的驱动构件。
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公开(公告)号：US20140010526A1
公开(公告)日：2014-01-09
申请号：US14023734
申请日：2013-09-11
申请人： SEIKO PRECISION INC.
IPC分类号： G03B9/10
摘要： A focal plane shutter includes: a board including an opening; a leading blade and a trailing blade opening and closing the opening; first and second drive members respectively driving the leading blade and the trailing blade; first and second actuators respectively driving the first and second drive members; a first biasing member biasing the first drive member to move the leading blade away from the opening; and a second biasing member biasing the second drive member to move the trailing blade away from the opening.
摘要翻译： 焦平面快门包括：包括开口的板; 前刀片和后刀片，打开和关闭开口; 第一和第二驱动构件分别驱动前刀片和后刀片; 分别驱动第一和第二驱动构件的第一和第二致动器; 偏置所述第一驱动构件以使所述前刀片远离所述开口的第一偏置构件; 以及偏置所述第二驱动构件以使所述后叶片远离所述开口移动的第二偏置构件。
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公开(公告)号：US20160195795A1
公开(公告)日：2016-07-07
申请号：US15067501
申请日：2016-03-11
申请人： SEIKO PRECISION INC.
CPC分类号： G03B9/14 , G03B9/36 , G03B9/40 , H04N5/2254
摘要： A blade driving device includes: a board including an opening; first and second blades opening and closing the opening; first and second actuators arranged adjacent to each other and respectively driving the first and second blades, and respectively including first and second stators, first and second rotors, and first and second coils; a printed circuit board; and solder portions electrically connecting the first and second coils with the printed circuit board; wherein the solder portions includes: first and second solder portions respectively connecting one end and another end of the first coil with the printed circuit board; and third and fourth solder portions respectively connecting one end and another end of the second coil with the printed circuit board; and the first, second, third, and fourth solder portions face one another.
摘要翻译： 一种刀片驱动装置，包括：一个板，包括一个开口; 第一和第二叶片打开和关闭开口; 第一和第二致动器彼此相邻布置并分别驱动第一和第二叶片，并且分别包括第一和第二定子，第一和第二转子以及第一和第二线圈; 印刷电路板; 以及将所述第一和第二线圈与所述印刷电路板电连接的焊接部分; 其中所述焊料部分包括：分别将所述第一线圈的一端和另一端与所述印刷电路板连接的第一和第二焊料部分; 以及分别将所述第二线圈的一端和另一端与所述印刷电路板连接的第三和第四焊料部分; 并且第一，第二，第三和第四焊料部分彼此面对。
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公开(公告)号：US20150227020A1
公开(公告)日：2015-08-13
申请号：US14695568
申请日：2015-04-24
申请人： SEIKO PRECISION INC.
CPC分类号： G03B9/40 , G03B9/08 , G03B9/42 , H04N5/2254 , H04N5/2353
摘要： An imaging device includes: a focal plane shutter including: a board including an opening; a leading shutter and a trailing shutter opening and closing the opening; a leading shutter actuator and a trailing shutter actuator respectively driving the leading shutter and the trailing shutter; and a restrict portion that restricts reciprocating movement ranges of the leading shutter and the trailing shutter, an image pickup element which light enters through the opening; and a drive control portion.
摘要翻译： 一种成像装置，包括：焦平面快门，其包括：包括开口的板; 前挡板和后挡板打开和关闭开口; 分别驱动前挡板和后挡板的前挡板致动器和后挡板致动器; 以及限制部分，其限制所述前挡板和所述后挡板的往复运动范围，所述光进入所述开口的图像拾取元件; 和驱动控制部。
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公开(公告)号：US20160191777A1
公开(公告)日：2016-06-30
申请号：US15062770
申请日：2016-03-07
申请人： SEIKO PRECISION INC.
发明人： Seiichi OISHI , Minori MURATA , Motoharu SAKURAI , Akira ITO
CPC分类号： H04N5/2353 , G03B9/36 , G03B9/62 , H04N5/2253
摘要： An image pickup device includes: an image pickup element; a board including an opening through which light entering the image pickup element passes; a shutter opening and closing the opening; an actuator driving the shutter, and including: a rotor; a stator; and first and second coils wound around the stator and not electrically connected to each other; and a drive circuit including plural terminal portions to which the first and second coils are individually connected.
摘要翻译： 图像拾取装置包括：图像拾取元件; 一个板，包括一个开口，通过该开口进入图像拾取元件的光通过; 打开和关闭开口的快门; 驱动所述活门的致动器，包括：转子; 定子 并且第一和第二线圈缠绕在定子上并且彼此不电连接; 以及包括多个端子部分的驱动电路，第一和第二线圈分别连接到该端子部分。
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公开(公告)号：US20150234255A1
公开(公告)日：2015-08-20
申请号：US14700687
申请日：2015-04-30
申请人： SEIKO PRECISION INC.
IPC分类号： G03B9/08
摘要： A focal-plane shutter includes: a board including an opening; a blade opening and closing the opening; a rotor of an actuator for driving the blade; an output member rotated by the rotor and including a first gear portion; a drive member including a second gear portion meshing with the first gear portion, rotating about a predetermined axis, and driving the blade; and a positioning portion abutting with the drive member and defining an end of a rotational range of the drive member, wherein the first and second gear portions and the positioning portion overlap one another in a plane direction perpendicular to the axis.15
摘要翻译： 焦平面快门包括：包括开口的板; 打开和关闭开口的刀片; 用于驱动叶片的致动器的转子; 由转子旋转并包括第一齿轮部分的输出构件; 驱动构件，其包括与所述第一齿轮部分啮合的第二齿轮部分，绕预定轴线旋转，并且驱动所述刀片; 以及与所述驱动构件抵接并且限定所述驱动构件的旋转范围的端部的定位部，其中所述第一和第二齿轮部分和所述定位部分在垂直于所述轴线的平面方向上彼此重叠。 15
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公开(公告)号：US20140248046A1
公开(公告)日：2014-09-04
申请号：US14277322
申请日：2014-05-14
申请人： SEIKO PRECISION INC.
IPC分类号： G03B9/40
摘要： A focal plane shutter includes a board including an opening; a leading blade and a trailing blade opening and closing the opening; a trailing blade actuator driving the trailing blade; a drive member driving the trailing blade by receiving driving force of the trailing blade actuator; and a buffering member abutting with the drive member in a state where the trailing blade recedes away from the opening, wherein the trailing blade actuator causes the drive member to move away from the buffering member from an abutting state therewith and to abut therewith again in a charging operation, and then starts an exposure operation.
摘要翻译： 焦平面快门包括：包括开口的板; 前刀片和后刀片，打开和关闭开口; 后叶片致动器驱动后叶片; 驱动构件，其通过接收所述后叶片致动器的驱动力来驱动所述后叶片; 以及缓冲构件，其在所述后叶片从所述开口退出的状态下与所述驱动构件抵接，其中所述后叶片致动器使所述驱动构件从所述缓冲构件与其抵接状态移动并且再次抵靠所述缓冲构件 充电操作，然后开始曝光操作。
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