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1.发明申请公开(公告)号：US20150234257A1
公开(公告)日：2015-08-20
申请号：US14700662
申请日：2015-04-30
申请人： SEIKO PRECISION INC.
CPC分类号： G03B9/42 , B29C65/16 , B29L2031/764 , B32B37/06 , B32B37/142 , B32B37/18 , B32B38/0008 , B32B2559/00
摘要： A blade-driving device includes: a board including an opening; a blade opening and closing the opening; an arm driving the blade and made of a synthetic resin; a drive member driving the arm; and a reinforcement member formed with a laser welding mark indicating a mark formed by laser welding the reinforcement member and the arm together, and made of a synthetic resin.
摘要翻译： 叶片驱动装置包括：包括开口的板; 打开和关闭开口的刀片; 驱动刀片并由合成树脂制成的臂; 驱动臂的驱动构件; 以及形成有激光焊接标记的加强部件，该激光焊接标记表示通过将加强部件和臂部激光焊接在一起而由合成树脂制成的标记。
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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：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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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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公开(公告)号：US20140010527A1
公开(公告)日：2014-01-09
申请号：US14023747
申请日：2013-09-11
申请人： SEIKO PRECISION INC.
发明人： Mitsuru SUZUKI
IPC分类号： G03B9/10
摘要： A blade drive device includes: a board including an opening; a blade movable between a position receding from the opening and a position covering at least a portion of the opening; a first actuator including a first rotor rotatable about a first axis and a first stator, and being capable of driving the blade; a second actuator including a second rotor rotatable about a second axis and a second stator, and being capable of driving the blade; first and second positioning portions respectively positioning the first and second actuators; and a first biasing member respectively biasing the first and second actuators toward the first and second positioning portions.
摘要翻译： 刀片驱动装置包括：包括开口的板; 刀片可在从所述开口退回的位置与覆盖所述开口的至少一部分的位置之间移动; 第一致动器，包括可围绕第一轴线旋转的第一转子和第一定子，并且能够驱动所述叶片; 第二致动器，包括可围绕第二轴线旋转的第二转子和第二定子，并且能够驱动所述叶片; 分别定位第一和第二致动器的第一和第二定位部分; 以及第一偏压构件，其分别朝向所述第一和第二定位部分偏置所述第一和第二致动器。
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公开(公告)号：US20130322866A1
公开(公告)日：2013-12-05
申请号：US13961137
申请日：2013-08-07
申请人： SEIKO PRECISION INC.
发明人： Mitsuru SUZUKI
IPC分类号： G03B9/10
摘要： A blade drive device includes: a blade; a board including an opening opened and closed by the blade; an actuator including a rotor; an output member driven by the rotor; a drive member rotatable relative to the board in response to the output member; a driven member driving the blade in response to the drive member; and a holder holding the actuator, wherein the holder includes an escape hole, the drive member includes: a support portion rotatably supported; a first connection portion connected with the output member; and a second connection portion connected with the driven member, and the first connection portion is positioned in the escape hole between the second connection portion and the support portion.
摘要翻译： 叶片驱动装置包括：叶片; 包括由叶片打开和关闭的开口的板; 包括转子的致动器; 由转子驱动的输出构件; 驱动构件，其响应于所述输出构件相对于所述板旋转; 驱动构件，其响应于所述驱动构件驱动所述叶片; 以及保持所述致动器的保持器，其中所述保持器包括排出孔，所述驱动构件包括：可旋转地支撑的支撑部分; 与所述输出部件连接的第一连接部; 以及与所述从动构件连接的第二连接部，所述第一连接部位于所述第二连接部与所述支撑部之间的所述逸出孔中。
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