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公开(公告)号：US09964733B2
公开(公告)日：2018-05-08
申请号：US15220809
申请日：2016-07-27
Applicant: Tetsuya Fujioka , Akihisa Mikawa , Hideo Kanai , Yasunari Mikutsu , Satoshi Tsuchiya , Takahiro Hiramatsu , Yukimi Nishi , Jun Mashimo , Yoshito Saito
Inventor： Tetsuya Fujioka , Akihisa Mikawa , Hideo Kanai , Yasunari Mikutsu , Satoshi Tsuchiya , Takahiro Hiramatsu , Yukimi Nishi , Jun Mashimo , Yoshito Saito
CPC classification number: G02B7/182 , G02B5/10 , G03B21/008 , G03B21/142 , G03B21/28
Abstract: A holding structure holds a reflecting mirror. The holding structure includes a reflecting mirror bracket holding the reflecting mirror; a protrusion disposed on the reflecting mirror; a protrusion supporting part disposed on the reflecting mirror bracket and supporting the protrusion; and a spacer disposed between the protrusion supporting part and the reflecting mirror bracket.
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公开(公告)号：US09778551B2
公开(公告)日：2017-10-03
申请号：US15186746
申请日：2016-06-20
Applicant: Satoshi Tsuchiya , Tetsuya Fujioka , Hideo Kanai , Yasunari Mikutsu , Akihisa Mikawa , Yukimi Nishi , Jun Mashimo , Takahiro Hiramatsu , Yoshito Saito
Inventor： Satoshi Tsuchiya , Tetsuya Fujioka , Hideo Kanai , Yasunari Mikutsu , Akihisa Mikawa , Yukimi Nishi , Jun Mashimo , Takahiro Hiramatsu , Yoshito Saito
CPC classification number: G03B21/147 , G02B26/008 , G02B26/0833 , G02B27/0068 , G03B21/008 , G03B21/142
Abstract: An illumination optical system is provided that is configured to guide light emitted from a light source to an image generation unit that is arranged to be movable in a direction perpendicular to incoming light and is configured to generate an image by reflecting the incoming light. The illumination optical system includes a first lens that is arranged to be movable in a direction perpendicular to an optical axis of the first lens, a second lens that is arranged to be movable in a direction that changes a face-to-face distance between the first lens and the second lens, and a lens position control unit configured to displace the first lens and the second lens.
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公开(公告)号：US09645478B2
公开(公告)日：2017-05-09
申请号：US14305343
申请日：2014-06-16
Applicant: Akihisa Mikawa , Tetsuya Fujioka , Hideo Kanai , Masamichi Yamada , Yasunari Mikutsu , Satoshi Tsuchiya , Naoyuki Ishikawa
Inventor： Akihisa Mikawa , Tetsuya Fujioka , Hideo Kanai , Masamichi Yamada , Yasunari Mikutsu , Satoshi Tsuchiya , Naoyuki Ishikawa
CPC classification number: G03B21/16 , H04N9/3144
Abstract: A cooling device includes a heat dissipating unit that is in contact with an object to be cooled and dissipates heat, and an air blowing unit that takes therein air and blows the air to the heat dissipating unit. The heat dissipating unit includes a first stage portion and a second stage portion that have a difference in level therebetween. The air blowing unit includes a first inlet port that takes therein air from outside, and an outlet port that exhausts the taken-in air. The first inlet port faces the first stage portion, and the outlet port faces the second stage portion.
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公开(公告)号：US09606426B2
公开(公告)日：2017-03-28
申请号：US14453870
申请日：2014-08-07
Applicant: Naoyuki Ishikawa , Tetsuya Fujioka , Hideo Kanai , Akihisa Mikawa , Masamichi Yamada , Yasunari Mikutsu , Satoshi Tsuchiya , Yukimi Nishi
Inventor： Naoyuki Ishikawa , Tetsuya Fujioka , Hideo Kanai , Akihisa Mikawa , Masamichi Yamada , Yasunari Mikutsu , Satoshi Tsuchiya , Yukimi Nishi
CPC classification number: G03B21/16 , G03B21/145 , G03B21/2093 , H04N9/3144
Abstract: An image projection apparatus includes: a grid portion provided on a housing of the apparatus and having a plurality of grids through which air flows in or out of the apparatus. The grid portion includes an edge portion of the grid portion, and a central portion of the grid portion, having a thickness thicker than a thickness of the edge portion of the grid portion.
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5.发明授权公开(公告)号：US09541821B2
公开(公告)日：2017-01-10
申请号：US14631966
申请日：2015-02-26
Applicant: Naoyuki Ishikawa , Tetsuya Fujioka , Hideo Kanai , Akihisa Mikawa , Masamichi Yamada , Yasunari Mikutsu , Satoshi Tsuchiya , Yukimi Nishi
Inventor： Naoyuki Ishikawa , Tetsuya Fujioka , Hideo Kanai , Akihisa Mikawa , Masamichi Yamada , Yasunari Mikutsu , Satoshi Tsuchiya , Yukimi Nishi
CPC classification number: G03B21/2066 , F21V7/00 , F21V29/60 , G03B21/16 , G03B21/2026
Abstract: A light source housing to which a light source lamp having a light emission tube and a reflector is attached includes a pair of flow paths bifurcating onto upper and lower sides of the light emission tube from an air intake port for introducing a cooling air; a flow path open and close unit that slides in a direction of the gravitational force so as to open the flow path on the upper side of the light emission tube and close the flow path on the lower side of the light emission tube; and an air outtake port that outtakes the cooling air introduced into the reflector from the flow path on the upper side of the light emission tube to an outside of the reflector.
Abstract translation: 安装有发光管和反射器的光源灯的光源壳体包括从用于引入冷却空气的进气口分叉到发光管的上侧和下侧的一对流路; 流路开闭单元，其在重力方向上滑动，以打开发光管的上侧的流路并封闭发光管的下侧的流路; 以及从所述发光管的上侧的流路将从所述反射器引入的所述冷却空气从所述反射器的外部延伸出的排气口。
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Patent Agency Ranking
6.发明授权Cooling device, cooling structure, image projection device, and electronic device 有权冷却装置，冷却结构，图像投影装置和电子装置公开(公告)号：US09541818B2
公开(公告)日：2017-01-10
申请号：US14831982
申请日：2015-08-21
Applicant: Akihisa Mikawa , Tetsuya Fujioka , Hideo Kanai , Yasunari Mikutsu , Satoshi Tsuchiya , Yukimi Nishi , Jun Mashimo
Inventor： Akihisa Mikawa , Tetsuya Fujioka , Hideo Kanai , Yasunari Mikutsu , Satoshi Tsuchiya , Yukimi Nishi , Jun Mashimo
CPC classification number: G03B21/16 , G02B6/4269
Abstract: Disclosed is a cooling device including a blower including an exhaust port; and a radiator including heat radiation fins, wherein the heat radiation fins include a first heat dissipation area and a second heat dissipation area, wherein a first surface area of the heat radiation fins disposed in the first heat dissipation area is greater than that of the heat radiation fins disposed in the second heat dissipation area, wherein the exhaust port of the air blowing part includes first and second exhaust areas for exhausting cooling air, wherein an amount of the cooling air exhausted from the second exhaust area is greater than that of the first exhaust area, and wherein the first heat dissipation area is disposed in the first exhaust area, and the second heat dissipation area is disposed in the second exhaust area.
Abstract translation: 公开了一种冷却装置，其包括具有排气口的鼓风机; 以及包括散热片的散热器，其中所述散热翅片包括第一散热区域和第二散热区域，其中设置在所述第一散热区域中的所述散热片的第一表面积大于所述第一散热区域的热量 设置在第二散热区域的散热片，其中，所述送风部的排气口包括用于排出冷却空气的第一和第二排气区域，其中从所述第二排气区域排出的冷却空气的量大于所述第一排气区域 排气区域，其中第一散热区域设置在第一排气区域中，第二散热区域设置在第二排气区域中。
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公开(公告)号：US09525840B2
公开(公告)日：2016-12-20
申请号：US14291241
申请日：2014-05-30
Applicant: Masamichi Yamada , Tetsuya Fujioka , Naoyuki Ishikawa , Akihisa Mikawa , Hideo Kanai , Yasunari Mikutsu , Satoshi Tsuchiya
Inventor： Masamichi Yamada , Tetsuya Fujioka , Naoyuki Ishikawa , Akihisa Mikawa , Hideo Kanai , Yasunari Mikutsu , Satoshi Tsuchiya
CPC classification number: H04N5/7475 , G03B21/14 , G03B21/145 , G03B21/147 , G03B21/28 , H04N5/7458 , H04N9/3114 , H04N9/3141
Abstract: According to an embodiment of the invention, an image projection apparatus includes: a light source device; a first circuit board including an image display device configured to form an image using light, a connector, and an electrically conductive portion near the connector; a retaining member made of metal; an optical illuminating unit held by the retaining member and configured to guide the light to the image display device; an optical projecting unit configured to project the image onto a projection surface; a second circuit board configured to be electrically connected to the connector; a metal plate fixed and electrically connected to the retaining member; and an elastic metal member arranged on the metal plate. The first circuit board is fixed to the retaining member. The elastic metal member is in contact with the electrically conductive portion. The second circuit board is fixed and electrically connected to the metal plate.
Abstract translation: 根据本发明的实施例，图像投影设备包括：光源装置; 第一电路板，包括被配置为使用光形成图像的图像显示装置，连接器和连接器附近的导电部分; 由金属制成的保持构件; 光学照明单元，由所述保持构件保持，并被配置为将光引导到所述图像显示装置; 光学投影单元，被配置为将图像投影到投影表面上; 被配置为电连接到所述连接器的第二电路板; 固定并电连接到保持构件的金属板; 以及布置在所述金属板上的弹性金属构件。 第一电路板固定在保持构件上。 弹性金属构件与导电部分接触。 第二电路板固定并电连接到金属板。
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公开(公告)号：US20150268541A1
公开(公告)日：2015-09-24
申请号：US14728796
申请日：2015-06-02
Applicant: Naoyuki ISHIKAWA , Masamichi Yamada , Tetsuya Fujioka , Yasutada Tsukioka , Hideo Kanai
Inventor： Naoyuki ISHIKAWA , Masamichi Yamada , Tetsuya Fujioka , Yasutada Tsukioka , Hideo Kanai
CPC classification number: G03B21/145 , G03B21/20 , G03B21/2046 , G03B21/2093 , H04N9/3141
Abstract: An image projection apparatus includes a light source unit including a light source detachable from a main body, an image forming part to form an image with a light from the light source, a projection optical system to project the image, an openable cover to open and close an opening formed for attaching and detaching the light source unit to and from the main body, an abutting member on which the light source unit abuts when the light source unit is attached to the main body, and a pressing member to press the light source unit to the abutting member, in conjunction with a fix operation of the openable cover to the main body.
Abstract translation: 一种图像投影装置，包括：光源单元，其包括可从主体拆卸的光源;图像形成部，用于形成来自光源的光的图像;投影光学系统，投影图像;打开盖， 闭合形成为用于将光源单元附接到主体的开口，以及当光源单元附接到主体时光源单元抵接的抵接构件，以及按压构件 单元连接到抵接构件，结合可打开盖到主体的固定操作。
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公开(公告)号：US09091908B2
公开(公告)日：2015-07-28
申请号：US13660289
申请日：2012-10-25
Applicant: Masamichi Yamada , Tetsuya Fujioka , Yasutada Tsukioka , Naoyuki Ishikawa , Hideo Kanai
Inventor： Masamichi Yamada , Tetsuya Fujioka , Yasutada Tsukioka , Naoyuki Ishikawa , Hideo Kanai
CPC classification number: G03B21/16 , G03B21/14 , G03B21/145 , G03B21/206 , G03B21/28 , H04N9/3144
Abstract: An image projection apparatus includes a light source, light from which is used to form an image to be projected, a first flow path, a control unit configured to control a light emission from the light source, an electrical power stabilizing unit configured to stabilize an electrical power to be supplied to the light source, and an electrical power source unit configured to supply the electrical power to at least one of the control unit and the electrical power stabilizing unit. One or both of the electrical power source unit and the electrical power stabilizing unit is/are divided into a plurality of boards. The light source is arranged on a normal line of a surface of any of the plurality of boards. The plurality of boards configure surfaces of the first flow path except a surface nearest to the light source.
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公开(公告)号：US20150015851A1
公开(公告)日：2015-01-15
申请号：US14313134
申请日：2014-06-24
Applicant: Masamichi YAMADA , Tetsuya Fujioka , Naoyuki Ishikawa , Akihisa Mikawa , Hideo Kanai , Yasunari Mikutsu , Satoshi Tsuchiya
Inventor： Masamichi YAMADA , Tetsuya Fujioka , Naoyuki Ishikawa , Akihisa Mikawa , Hideo Kanai , Yasunari Mikutsu , Satoshi Tsuchiya
IPC: G03B21/16
CPC classification number: G03B21/16 , G02B7/1815 , G02B17/0848 , G03B21/145 , G03B21/28 , H04N9/3144
Abstract: In a projector that includes a light source, an image forming unit, a projection optical unit, and a case to contain the light source, the image forming unit, the projection optical unit, and the power supply, takes outside air in through a first intake duct provided on the case, cools the power supply by circulating the taken outside air to the power supply circumventing the projection optical unit, and exhausts the air after cooling through an exhaust vent provided on the case. A second intake duct is provided nearby the power supply compared to the first intake duct, and the amount of outside air drawn into the case through the second intake duct is larger than the amount of outside air drawn into the case through the first intake duct.
Abstract translation: 在包括光源的投影仪，图像形成单元，投影光学单元以及容纳光源，图像形成单元，投影光学单元和电源的壳体中，通过第一 设置在壳体上的进气管道通过将外部空气循环到围绕投影光学单元的电源来冷却电源，并且通过设置在壳体上的排气口在冷却之后排出空气。 与第一进气管相比，第二进气管道设置在电源附近，并且通过第二进气管道吸入壳体的外部空气量大于通过第一进气管道吸入壳体的外部空气量。
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