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公开(公告)号：US20180120678A1
公开(公告)日：2018-05-03
申请号：US15788283
申请日：2017-10-19
Applicant: Yasunari MIKUTSU , Satoshi TSUCHIYA , Takehiro NISHIMORI , Jun MASHIMO , Tetsuya FUJIOKA , Hideo KANAI
Inventor： Yasunari MIKUTSU , Satoshi TSUCHIYA , Takehiro NISHIMORI , Jun MASHIMO , Tetsuya FUJIOKA , Hideo KANAI
CPC classification number: G03B21/142 , G03B21/008 , G03B21/145 , G03B21/28
Abstract: A projection optical device includes a projection lens unit, a projection optical element, an optical housing, a holder, and a mover. The projection lens unit holds a projection lens on which a projection image generated by an image generating device is incident. The projection optical element guides the projection image, which has passed through the projection lens, to a projection surface. The optical housing is attached with the image generating device. The holder is attached to the optical housing. The holder holds the projection lens unit and the projection optical element. The mover relatively moves the holder with respect to the optical housing in an incident direction in which the projection image is incident on the projection lens.
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2.发明授权公开(公告)号：US09952486B2
公开(公告)日：2018-04-24
申请号：US15057245
申请日：2016-03-01
Applicant: Akihisa Mikawa , Tetsuya Fujioka , Hideo Kanai , Yasunari Mikutsu , Satoshi Tsuchiya , Takahiro Hiramatsu , Yukimi Nishi , Jun Mashimo , Yoshito Saito
Inventor： Akihisa Mikawa , Tetsuya Fujioka , Hideo Kanai , Yasunari Mikutsu , Satoshi Tsuchiya , Takahiro Hiramatsu , Yukimi Nishi , Jun Mashimo , Yoshito Saito
CPC classification number: G03B21/145 , G02B26/0833 , G03B21/14 , G03B21/16 , H04N9/312 , H04N9/3141 , H04N9/3144 , H04N9/317 , H04N9/3188
Abstract: There is provided a image projection apparatus including an image generation unit for generating an image by using light emitted from a light source, comprising: a movable unit configured to hold the image generation unit and to be able to change a position of the image generation unit; and a drive unit configured to drive the movable unit to move, wherein the movable unit is disposed to move horizontally.
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公开(公告)号：US09713282B2
公开(公告)日：2017-07-18
申请号：US14742889
申请日：2015-06-18
Applicant: Akihisa Mikawa , Tetsuya Fujioka , Hideo Kanai , Masamichi Yamada , Yasunari Mikutsu , Satoshi Tsuchiya , Yukimi Nishi
Inventor： Akihisa Mikawa , Tetsuya Fujioka , Hideo Kanai , Masamichi Yamada , Yasunari Mikutsu , Satoshi Tsuchiya , Yukimi Nishi
IPC: G03B21/16 , H05K7/20 , H01L23/467
CPC classification number: H05K7/20154 , G03B21/16 , H01L23/467 , H01L2924/0002 , H01L2924/00
Abstract: A cooling apparatus including an air blow part including an air outtake port; and a heat dissipater including a plurality of heat dissipating fins, wherein an end side of an upper surface of the heat dissipater is linearly aligned, wherein the plurality of heat dissipating fins includes a first heat dissipating area and a second heat dissipating area, wherein a surface area of the heat dissipating fins arranged in the first heat dissipating area is smaller than a surface area of the heat dissipating fins arranged in the second heat dissipating area, wherein the heat dissipating fins are arranged at a position facing the air outtake port of the air blow part.
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4.发明授权Cooling structure, image projection apparatus, electronic device, and cooling device 有权冷却结构，图像投影装置，电子装置和冷却装置公开(公告)号：US09423677B2
公开(公告)日：2016-08-23
申请号：US14305231
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 , F28D1/024 , F28F3/00 , F28F3/02 , F28F13/12 , G03B21/008 , H04N9/3144
Abstract: A cooling structure includes: a heat releasing unit configured to include a plurality of fins and to release heat by contacting a first cooling target; and an air blowing unit configured to blow air to the heat releasing unit, wherein the heat releasing unit includes a first region and a second region in which intervals of the fins are smaller than those of the first region, and a second cooling target that is different from the first cooling target is positioned downstream relative to the first region in a flow path of the air, and the air that has passed through the first region blows on the second cooling target.
Abstract translation: 冷却结构包括：散热单元，其构造成包括多个翅片并通过接触第一冷却目标而释放热量; 以及吹风单元，其构造成将空气吹送到所述放热单元，其中所述散热单元包括第一区域和所述翅片的间隔小于所述第一区域的间隔的第二区域，以及第二冷却目标， 与第一冷却目标不同的是，在空气的流路中相对于第一区域位于下游，并且通过第一区域的空气吹向第二冷却对象。
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5.发明授权公开(公告)号：US09417510B2
公开(公告)日：2016-08-16
申请号：US14331636
申请日：2014-07-15
Applicant: Hideo Kanai , Tetsuya Fujioka , Masamichi Yamada , Satoshi Tsuchiya , Naoyuki Ishikawa , Akihisa Mikawa , Yasunari Mikutsu
Inventor： Hideo Kanai , Tetsuya Fujioka , Masamichi Yamada , Satoshi Tsuchiya , Naoyuki Ishikawa , Akihisa Mikawa , Yasunari Mikutsu
CPC classification number: G03B21/16 , G03B21/145 , H04N9/3144
Abstract: An image projection device includes: a centrifugal fan that sends air circulating through a casing to a light source; a heat generator that generates heat with supply of power and that is provided in the vicinity of an ejection port of the centrifugal fan; a temperature sensor that is provided to be adjacent to the heat generator; and a controller that monitors lowering of the velocity of the air, which is sent from the centrifugal fan, on the basis of the value of a temperature measured by the temperature sensor.
Abstract translation: 图像投影装置包括：离心风扇，其将通过壳体循环的空气发送到光源; 发电机，其通过供电而产生热量，并且设置在所述离心风扇的喷出口附近; 设置成与发热体相邻的温度传感器; 以及控制器，其基于由温度传感器测量的温度的值来监测从离心风扇发送的空气的速度的降低。
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Patent Agency Ranking
公开(公告)号：US20150370153A1
公开(公告)日：2015-12-24
申请号：US14722255
申请日：2015-05-27
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 , G03B21/2006
Abstract: Disclosed is a light source device including a light source that includes a light emitting tube; and a cooler configured to cool the light emitting tube. The cooler includes an inlet port for drawing cooling air for cooling the light emitting tube; a flow channel that extends from the inlet port to the light emitting tube in a horizontal direction and that is for flowing the cooling air toward the light emitting tube; and a baffle plate that is disposed in the flow channel and that can slide in a gravity direction. The baffle plate has a shape and openings such that, in an installation state, an upper portion of the flow channel is opened and a lower portion of the flow channel is closed by the shape and positions of the openings of the baffle plate.
Abstract translation: 公开了一种包括发光管的光源的光源装置， 以及构造成冷却发光管的冷却器。 冷却器包括用于抽出用于冷却发光管的冷却空气的入口; 流动通道，其从入口端口延伸到发光管的水平方向，并且用于使冷却空气朝向发光管流动; 以及设置在流路中并且可以在重力方向上滑动的挡板。 挡板具有形状和开口，使得在安装状态下，流动通道的上部被打开，并且流动通道的下部被挡板的开口的形状和位置封闭。
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公开(公告)号：US09104093B2
公开(公告)日：2015-08-11
申请号：US14037578
申请日：2013-09-26
Applicant: Tetsuya Fujioka , Masamichi Yamada , Yasunari Mikutsu , Hideo Kanai , Satoshi Tsuchiya , Naoyuki Ishikawa , Motohisa Ikeda
Inventor： Tetsuya Fujioka , Masamichi Yamada , Yasunari Mikutsu , Hideo Kanai , Satoshi Tsuchiya , Naoyuki Ishikawa , Motohisa Ikeda
CPC classification number: G03B21/142 , G02B7/026 , G03B21/145 , G03B21/2093 , H04N9/31
Abstract: An illumination optical system includes a lens unit that is arranged on a path of an emitted light to an image forming element for forming an image; a holding unit that holds the lens unit; and an elastic body that is attached to the holding unit, and has integrally-formed first and second parts, the first part being biased in a direction of an optical axis of the light to press the lens unit, and the second part being biased in a direction perpendicular to the direction of the optical axis to press the lens unit.
Abstract translation: 照明光学系统包括：透镜单元，布置在发射光的路径上，用于形成图像的图像形成元件; 保持单元，其保持所述透镜单元; 以及弹性体，其附接到所述保持单元，并且具有一体形成的第一和第二部分，所述第一部分沿着所述光的光轴的方向被偏压以按压所述透镜单元，并且所述第二部分被偏置在 垂直于光轴方向的方向按压透镜单元。
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公开(公告)号：US20150192843A1
公开(公告)日：2015-07-09
申请号：US14659261
申请日：2015-03-16
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.
Abstract translation: 图像投影设备包括光源，用于形成要投影的图像的光，第一流路，被配置为控制来自光源的光发射的控制单元，被配置为稳定光源的电力稳定单元 提供给光源的电力，以及被配置为将电力供应到控制单元和电力稳定单元中的至少一个的电源单元。 电源单元和电力稳定单元中的一个或两个被分成多个板。 光源布置在多个板中的任一个的表面的法线上。 多个板配置除了最靠近光源的表面之外的第一流动路径的表面。
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公开(公告)号：US20150153637A1
公开(公告)日：2015-06-04
申请号：US14618608
申请日：2015-02-10
Applicant: Tetsuya FUJIOKA , Masamichi YAMADA , Yasutada TSUKIOKA , Naoyuki ISHIKAWA , Hideo KANAI
Inventor： Tetsuya FUJIOKA , Masamichi YAMADA , Yasutada TSUKIOKA , Naoyuki ISHIKAWA , Hideo KANAI
CPC classification number: G03B21/28 , G02B17/08 , G03B21/008 , G03B21/145 , G03B21/2066 , H04N9/3141
Abstract: Provided is an image projection apparatus, such as a projector, including a light source; an image generating element such as a DMD that receives light from the light source and forms an image; an image generating unit that irradiates the image generating element with the light from the light source; a first optical system including multiple transmission refractive optical elements; a second optical system arranged on an optical path of outgoing light of the first optical system and including a reflection optical element; and a projection optical system that enlarges and projects an image conjugate to the image generated by the image generating element as a projected image. The light source, the image generating unit, and the first optical system are arranged side by side in series in a direction parallel with the projected image plane.
Abstract translation: 提供了包括光源的诸如投影仪的图像投影设备; 诸如DMD的图像产生元件，其接收来自光源的光并形成图像; 图像生成单元，其利用来自所述光源的光照射所述图像生成元件; 包括多个透射折射光学元件的第一光学系统; 第二光学系统，其布置在所述第一光学系统的出射光的光路上并且包括反射光学元件; 以及投影光学系统，其放大并投影与由图像生成元件生成的图像共轭的图像作为投影图像。 光源，图像生成单元和第一光学系统在与投影像平面平行的方向上并排布置。
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公开(公告)号：US09010939B2
公开(公告)日：2015-04-21
申请号：US13665349
申请日：2012-10-31
Applicant: Tetsuya Fujioka , Yasutada Tsukioka , Masamichi Yamada , Naoyuki Ishikawa , Hideo Kanai
Inventor： Tetsuya Fujioka , Yasutada Tsukioka , Masamichi Yamada , Naoyuki Ishikawa , Hideo Kanai
CPC classification number: G03B21/145 , G03B21/008 , G03B21/16 , G03B21/2066 , G03B21/28 , H04N9/3141
Abstract: According to an embodiment, an image projection apparatus includes a light source unit, an image forming unit that forms an image using light from the light source unit, and a heat releasing unit that is provided to the image forming unit and releases heat from the image forming unit, and projecting the image formed by the image forming unit. The image projection apparatus includes a facing member that faces an installation surface on which a main body of the apparatus is installed; and a foot that allows the facing member to support the image forming unit. The heat releasing unit is provided between the facing member and the image forming unit.
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