公开(公告)号：US09507240B2

公开(公告)日：2016-11-29

申请号：US14470400

申请日：2014-08-27

Applicant: SEIKO PRECISION INC.

Inventor： Hiroshi Takahashi ,  Shoichi Tokura ,  Chiaki Nemoto ,  Yoichi Nakano

IPC: G03B9/08 ,  G03B9/10 ,  G03B9/36 ,  G02B26/02

CPC classification number: G03B9/10 ,  G02B26/02 ,  G03B9/36

Abstract: A blade drive device includes: a board including an opening; first and second blades opening and closing the opening; and first and second actuators arranged adjacent to each other and respectively driving the first and second blades, wherein the first and second actuators respectively include first and second stators, first and second rotors, and first and second coils, and the first and second rotors is arranged to sandwich at least one of the first and second coils.

Abstract translation: 刀片驱动装置包括：包括开口的板; 第一和第二叶片打开和关闭开口; 以及第一和第二致动器，彼此相邻并且分别驱动第一和第二叶片，其中第一和第二致动器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，并且第一和第二转子是 布置成夹持第一和第二线圈中的至少一个。

公开(公告)号：US08807853B2

公开(公告)日：2014-08-19

申请号：US14023734

申请日：2013-09-11

Applicant: Seiko Precision Inc.

Inventor： Hiroshi Takahashi ,  Minori Murata ,  Chiaki Nemoto ,  Shoichi Tokura

IPC: G03B9/08

CPC classification number: G03B9/10 ,  G03B9/42

Abstract: 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.

Abstract translation: 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。

公开(公告)号：US20140369675A1

公开(公告)日：2014-12-18

申请号：US14470400

申请日：2014-08-27

Applicant: SEIKO PRECISION INC.

Inventor： Hiroshi TAKAHASHI ,  Shoichi Tokura ,  Chiaki Nemoto ,  Yoichi Nakano

IPC: G03B9/10 ,  G02B26/02

CPC classification number: G03B9/10 ,  G02B26/02 ,  G03B9/36

Abstract: A blade drive device includes: a board including an opening; first and second blades opening and closing the opening; and first and second actuators arranged adjacent to each other and respectively driving the first and second blades, wherein the first and second actuators respectively include first and second stators, first and second rotors, and first and second coils, and the first and second rotors is arranged to sandwich at least one of the first and second coils.

Abstract translation: 刀片驱动装置包括：包括开口的板; 第一和第二叶片打开和关闭开口; 以及第一和第二致动器，彼此相邻并且分别驱动第一和第二叶片，其中第一和第二致动器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，并且第一和第二转子是 布置成夹持第一和第二线圈中的至少一个。

公开(公告)号：US09762820B2

公开(公告)日：2017-09-12

申请号：US14817424

申请日：2015-08-04

Applicant: SEIKO PRECISION INC.

Inventor： Hiroshi Takahashi ,  Chiaki Nemoto ,  Yoichi Nakano

IPC: H04N5/335 ,  H04N5/235 ,  G03B9/36 ,  H04N5/238 ,  H04N5/376

CPC classification number: H04N5/335 ,  G03B9/36 ,  H04N5/2353 ,  H04N5/238 ,  H04N5/3765

Abstract: An imaging device includes: an image pickup element; a focal plane shutter including: a board including an opening exposing the image pickup element; a leading shutter and a trailing shutter movable between a closed position to close the opening and an opened position to open the opening; and a leading shutter actuator and a trailing shutter actuator respectively driving the leading shutter and the trailing shutter, a drive control portion that drives the leading shutter actuator and the trailing shutter actuator; and a control portion that controls the image pickup element.

公开(公告)号：US09632394B2

公开(公告)日：2017-04-25

申请号：US14795099

申请日：2015-07-09

Applicant: SEIKO PRECISION INC.

Inventor： Chiaki Nemoto ,  Hiroshi Takahashi ,  Shoichi Tokura ,  Yoichi Nakano ,  Motoharu Sakurai

IPC: G03B9/14 ,  G03B9/58 ,  G03B9/08 ,  H04N5/238 ,  G03B9/42

CPC classification number: G03B9/14 ,  G03B9/08 ,  G03B9/42 ,  G03B9/58 ,  G03B2205/0053 ,  H04N5/238

Abstract: An image pickup device includes: a focal plane shutter including: a board including an opening; a shutter moving to open and close the opening; an actuator moving the shutter; and a detection portion detecting that the shutter passes through a predetermined position, an image pickup element which light enters through the opening; and a drive control portion that controls the actuator to move the shutter, wherein the drive control portion performs movement control to move the shutter at least until the shutter passes through the predetermined position, and performs brake control to decelerate the shutter while the shutter is moving after the shutter passes through the predetermined position.

公开(公告)号：US09429815B2

公开(公告)日：2016-08-30

申请号：US14528223

申请日：2014-10-30

Applicant: SEIKO PRECISION INC.

Inventor： Hiroshi Takahashi ,  Shoichi Tokura ,  Chiaki Nemoto ,  Yoichi Nakano

IPC: G03B9/08 ,  G03B9/42 ,  G03B9/36

CPC classification number: G03B9/42 ,  G03B9/36

Abstract: A blade drive device includes: a board including an opening; first and second blades opening and closing the opening; and first and second actuators respectively driving the first and second blades, wherein the first and second actuators respectively include first and second stators, first and second rotors, and first and second coils, and respectively drive the first and second blades through first and second drive members, the first drive member is arranged to overlap the first stator and the first coil in an optical axis direction, and the second drive member is arranged to overlap the second stator and the second coil in the optical axis direction.

Abstract translation: 刀片驱动装置包括：包括开口的板; 第一和第二叶片打开和关闭开口; 以及分别驱动第一和第二叶片的第一和第二致动器，其中第一和第二致动器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，并且分别通过第一和第二驱动器驱动第一和第二叶片 构件，第一驱动构件布置成在光轴方向上与第一定子和第一线圈重叠，并且第二驱动构件布置成在光轴方向上与第二定子和第二线圈重叠。