公开(公告)号：US08360584B2

公开(公告)日：2013-01-29

申请号：US12832318

申请日：2010-07-08

申请人： Akira Egawa ,  Kaname Nagatani ,  Kunihiko Takagi

发明人： Akira Egawa ,  Kaname Nagatani ,  Kunihiko Takagi

IPC分类号： G03B21/16

CPC分类号： G03B21/16 ,  H04N9/3144

摘要： A projector includes: an optical system includes a light source, a light modulation element for modulating light emitted from the light source to form an optical image, and a projection lens for projecting the optical image, the optical system is structured such that an illumination optical axis of the light source and a projection optical axis of the projection lens cross each other substantially at right angles in the plan view; and a cooling fan configured to the light modulation element, and has a rotation axis crossing each other substantially at right angles with a discharge direction where a cooling air is discharged, the cooling fan is disposed in the vicinity of the projection lens and on the side where the light source is provided such that the rotation axis extends in the thickness direction of the projector.

摘要翻译： 投影机包括：光学系统，包括光源，用于调制从光源发射的光以形成光学图像的光调制元件和用于投影光学图像的投影透镜，光学系统被构造成使得照明光学 光源的轴线和投影透镜的投影光轴在平面图中基本成直角相交; 以及冷却风扇，其配置于所述光调制元件，并且具有与放出冷却空气的排出方向大致成直角相交的旋转轴，所述冷却风扇配置在所述投影透镜的附近和所述侧面 其中光源被设置成使得旋转轴线在投影仪的厚度方向上延伸。

公开(公告)号：US20110025984A1

公开(公告)日：2011-02-03

申请号：US12844952

申请日：2010-07-28

申请人： Kunihiko Takagi ,  Kaname Nagatani ,  Akira Egawa ,  Tetsuo Shimizu ,  Joji Karasawa ,  Fumihide Sasaki

发明人： Kunihiko Takagi ,  Kaname Nagatani ,  Akira Egawa ,  Tetsuo Shimizu ,  Joji Karasawa ,  Fumihide Sasaki

IPC分类号： G03B21/16

CPC分类号： G03B21/16

摘要： A projector includes: spatial light modulation devices; and a cooling duct configured to flow a cooling air for sequentially cooling the spatial light modulation devices, the cooling duct has a first flow path formed by portions including the light entrance surface of at least one of the spatial light modulation devices for the respective color lights, a second flow path formed by portions including the light exit surface of the corresponding spatial light modulation device, and a junction area where the cooling air flowing through the first flow path and the cooling air flowing through the second flow path join each other, and the junction area is disposed at a downstream position of the cooling air with respect to the spatial light modulation device provided for a predetermined color light whose light amount is the maximum in the respective color lights that enter the light entrance surface.

摘要翻译： 投影机包括：空间光调制装置; 以及冷却管道，其构造成使冷却空气流动以顺序地冷却空间光调制装置，所述冷却管道具有由包括用于各个颜色的光的至少一个空间光调制装置的光入射面的部分形成的第一流路 由包括相应的空间光调制装置的光出射表面的部分形成的第二流路和流过第一流路的冷却空气和流经第二流路的冷却空气相互结合的接合区域，以及 接合区域相对于为进入光入射面的各色光中的光量最大的预定色光设置的空间光调制装置设置在冷却空气的下游位置。

公开(公告)号：US08395306B2

公开(公告)日：2013-03-12

申请号：US12818030

申请日：2010-06-17

申请人： Kaname Nagatani ,  Kunihiko Takagi ,  Tetsuo Shimizu ,  Yuji Takado ,  Akira Egawa ,  Satoshi Kinoshita

发明人： Kaname Nagatani ,  Kunihiko Takagi ,  Tetsuo Shimizu ,  Yuji Takado ,  Akira Egawa ,  Satoshi Kinoshita

IPC分类号： H01K1/30 ,  G03B21/28 ,  H01J9/24 ,  F21V7/00

CPC分类号： G03B21/28 ,  F21V7/0025

摘要： A light source unit includes: an arc tube having a light-emitting portion; a secondary reflector covering part of the periphery of the light-emitting portion and being provided with a secondary reflecting surface for reflecting light emitted from the light-emitting portion; a primary reflector having a primary reflecting surface for reflecting the light emitted from the light-emitting portion and the light reflected from the secondary reflector; a first electrode; and a second electrode; wherein the second electrode is arranged at a position which causes an ionic wind to be induced by applying a voltage between the second electrode and the first electrode and causes air between the secondary reflecting surface and the light-emitting portion to flow, and either one of the first electrode or the second electrode is arranged between the arc tube and the secondary reflector.

摘要翻译： 光源单元包括：具有发光部的电弧管; 第二反射器覆盖发光部的周边的一部分，并且设置有用于反射从发光部发射的光的次反射面; 主反射器具有用于反射从发光部射出的光和从二次反射体反射的光的主反射面; 第一电极; 和第二电极; 其中所述第二电极被布置在通过在所述第二电极和所述第一电极之间施加电压并且使得所述次级反射表面和所述发光部分之间的空气流动而导致离子风的位置，并且所述第二电极中的任一个 第一电极或第二电极布置在电弧管和次级反射器之间。

公开(公告)号：US20110019159A1

公开(公告)日：2011-01-27

申请号：US12832318

申请日：2010-07-08

申请人： Akira Egawa ,  Kaname Nagatani ,  Kunihiko Takagi

发明人： Akira Egawa ,  Kaname Nagatani ,  Kunihiko Takagi

IPC分类号： G03B21/16

CPC分类号： G03B21/16 ,  H04N9/3144

摘要： A projector includes: an optical system includes a light source, a light modulation element for modulating light emitted from the light source to form an optical image, and a projection lens for projecting the optical image, the optical system is structured such that an illumination optical axis of the light source and a projection optical axis of the projection lens cross each other substantially at right angles in the plan view; and a cooling fan configured to the light modulation element, and has a rotation axis crossing each other substantially at right angles with a discharge direction where a cooling air is discharged, the cooling fan is disposed in the vicinity of the projection lens and on the side where the light source is provided such that the rotation axis extends in the thickness direction of the projector.

摘要翻译： 投影机包括：光学系统，包括光源，用于调制从光源发射的光以形成光学图像的光调制元件和用于投影光学图像的投影透镜，光学系统被构造成使得照明光学 光源的轴线和投影透镜的投影光轴在平面图中基本成直角相交; 以及冷却风扇，其配置于所述光调制元件，并且具有与放出冷却空气的排出方向大致成直角相交的旋转轴，所述冷却风扇配置在所述投影透镜的附近和所述侧面 其中光源被设置成使得旋转轴线在投影仪的厚度方向上延伸。

公开(公告)号：US09016869B2

公开(公告)日：2015-04-28

申请号：US12822216

申请日：2010-06-24

申请人： Akira Egawa ,  Kaname Nagatani ,  Kunihiko Takagi ,  Tetsuo Shimizu

发明人： Akira Egawa ,  Kaname Nagatani ,  Kunihiko Takagi ,  Tetsuo Shimizu

IPC分类号： G03B21/16 ,  G02F1/1333

CPC分类号： G03B21/16 ,  G02F1/133308 ,  G02F2001/133311 ,  G02F2001/133331

摘要： An optical device includes: a light modulation unit configured to modulate a light according to image information, including an element substrate having a pixel electrode and a switching element connected with the pixel electrode, and an opposed substrate disposed opposed to the element substrate; a frame configured to hold the light modulation unit; and an incident side dustproof glass disposed in close contact with a light incident side end surface of the opposed substrate, the incident side dustproof glass having the plane size larger than the plane size of the opposed substrate is disposed on the light incident side of the frame.

摘要翻译： 光学装置包括：光调制单元，被配置为根据图像信息调制光，包括具有像素电极的元件基板和与像素电极连接的开关元件，以及与元件基板相对设置的相对基板。 被配置为保持所述光调制单元的帧; 和与相对基板的光入射侧端面紧密接触的入射侧防尘玻璃，具有比对置基板的平面尺寸大的面尺寸的入射侧防尘玻璃配置在框架的光入射侧 。

公开(公告)号：US08128239B2

公开(公告)日：2012-03-06

申请号：US12757188

申请日：2010-04-09

申请人： Tetsuo Shimizu ,  Kaname Nagatani ,  Kunihiko Takagi ,  Akira Egawa ,  Yuji Takado ,  Satoshi Kinoshita

发明人： Tetsuo Shimizu ,  Kaname Nagatani ,  Kunihiko Takagi ,  Akira Egawa ,  Yuji Takado ,  Satoshi Kinoshita

IPC分类号： G03B21/28

CPC分类号： F21V7/0025 ,  F21V7/04 ,  G03B21/28

摘要： A light source device includes a light emitting tube having a light emitting section that emits light, a first sealing section on one side of the light emitting section formed integrally with the light emitting section, and a second sealing section on the other side of the light emitting section formed integrally with the light emitting section. A secondary reflecting mirror having a secondary reflecting surface covers part of a periphery of the light emitting section and reflects light emitted from the light emitting section. A primary reflecting mirror having a primary reflecting surface reflects the light emitted from the light emitting section and the light reflected by the secondary reflecting mirror. The secondary reflecting mirror has a first reference plane defined by a first boundary line as a boundary between the light emitting section and the first sealing section, which does not intersect with the secondary reflecting surface.

摘要翻译： 光源装置包括具有发光部的发光部的发光管，与发光部一体形成的发光部的一侧的第一密封部和光的另一侧的第二密封部 发光部与发光部一体地形成。 具有副反射面的副反射镜覆盖发光部的周边的一部分，并且反射从发光部发射的光。 具有主反射面的主反射镜反射从发光部发射的光和由二次反射镜反射的光。 二次反射镜具有由与第二反射面不相交的第一边界线作为发光部与第一密封部之间的边界的第一基准面。

公开(公告)号：US09250502B2

公开(公告)日：2016-02-02

申请号：US12851828

申请日：2010-08-06

申请人： Akira Egawa ,  Kaname Nagatani ,  Kunihiko Takagi ,  Tetsuo Shimizu

发明人： Akira Egawa ,  Kaname Nagatani ,  Kunihiko Takagi ,  Tetsuo Shimizu

IPC分类号： G03B21/16 ,  H04N9/31 ,  G03B21/14 ,  G03B21/20

CPC分类号： G03B21/16 ,  G03B21/145 ,  G03B21/2073 ,  H04N9/3105 ,  H04N9/3144 ,  Y10T29/49826

摘要： A projector includes: a spatial light modulator provided for each color light flux and configured to modulate the light flux in accordance with an image signal; a light combining system configured to combine the color light flux outputted from the spatial light modulator; a projection system configured to project the light combined by the light combining system; a fixing member configured to integrally fix the spatial light modulator, the light combining system, and the projection system; a base on which the spatial light modulators and the light combining system fixed to the fixing member are mounted; and a cover member configured to cover the spatial light modulator and the light combining system mounted on the base, wherein the base and the cover member form a cooling duct through which cooling air for sequentially cooling the spatial light modulator for the respective color light flux flows.

摘要翻译： 投影仪包括：空间光调制器，其针对每个颜色光束提供并被配置为根据图像信号调制光通量; 配置为组合从空间光调制器输出的彩色光束的光合成系统; 投影系统，被配置为投射由所述光合成系统组合的光; 固定构件，被构造成一体地固定所述空间光调制器，所述光合成系统和所述投影系统; 其上安装有固定在固定部件上的空间光调制器和光合成系统的基座; 以及盖构件，其被构造成覆盖安装在所述基座上的所述空间光调制器和所述光合成系统，其中所述基座和所述盖构件形成冷却管道，通过所述冷却管道顺序冷却所述空间光调制器用于各个颜色光通量流的冷却空气 。

公开(公告)号：US20100328621A1

公开(公告)日：2010-12-30

申请号：US12822216

申请日：2010-06-24

申请人： Akira Egawa ,  Kaname Nagatani ,  Kunihiko Takagi ,  Tetsuo Shimizu

发明人： Akira Egawa ,  Kaname Nagatani ,  Kunihiko Takagi ,  Tetsuo Shimizu

IPC分类号： G03B21/16 ,  G02F1/00

CPC分类号： G03B21/16 ,  G02F1/133308 ,  G02F2001/133311 ,  G02F2001/133331

摘要： An optical device includes: a light modulation unit configured to modulate a light according to image information, including an element substrate having a pixel electrode and a switching element connected with the pixel electrode, and an opposed substrate disposed opposed to the element substrate; a frame configured to hold the light modulation unit; and an incident side dustproof glass disposed in close contact with a light incident side end surface of the opposed substrate, the incident side dustproof glass having the plane size larger than the plane size of the opposed substrate is disposed on the light incident side of the frame.

摘要翻译： 光学装置包括：光调制单元，被配置为根据图像信息调制光，包括具有像素电极的元件基板和与像素电极连接的开关元件，以及与元件基板相对设置的相对基板。 被配置为保持所述光调制单元的帧; 和与相对基板的光入射侧端面紧密接触的入射侧防尘玻璃，具有比对置基板的平面尺寸大的面尺寸的入射侧防尘玻璃配置在框架的光入射侧 。

公开(公告)号：US08308303B2

公开(公告)日：2012-11-13

申请号：US12844952

申请日：2010-07-28

申请人： Kunihiko Takagi ,  Kaname Nagatani ,  Akira Egawa ,  Tetsuo Shimizu ,  Joji Karasawa ,  Fumihide Sasaki

发明人： Kunihiko Takagi ,  Kaname Nagatani ,  Akira Egawa ,  Tetsuo Shimizu ,  Joji Karasawa ,  Fumihide Sasaki

IPC分类号： G03B21/16

CPC分类号： G03B21/16

摘要： A projector includes: spatial light modulation devices; and a cooling duct configured to flow a cooling air for sequentially cooling the spatial light modulation devices, the cooling duct has a first flow path formed by portions including the light entrance surface of at least one of the spatial light modulation devices for the respective color lights, a second flow path formed by portions including the light exit surface of the corresponding spatial light modulation device, and a junction area where the cooling air flowing through the first flow path and the cooling air flowing through the second flow path join each other, and the junction area is disposed at a downstream position of the cooling air with respect to the spatial light modulation device provided for a predetermined color light whose light amount is the maximum in the respective color lights that enter the light entrance surface.

摘要翻译： 投影机包括：空间光调制装置; 以及冷却管道，其构造成使冷却空气流动以顺序地冷却空间光调制装置，所述冷却管道具有由包括用于各个颜色的光的至少一个空间光调制装置的光入射面的部分形成的第一流路 由包括相应的空间光调制装置的光出射表面的部分形成的第二流路和流过第一流路的冷却空气和流经第二流路的冷却空气相互结合的接合区域，以及 接合区域相对于为进入光入射面的各色光中的光量最大的预定色光设置的空间光调制装置设置在冷却空气的下游位置。

公开(公告)号：US20100207503A1

公开(公告)日：2010-08-19

申请号：US12696607

申请日：2010-01-29

申请人： Akira Egawa ,  Kaname Nagatani ,  Kunihiko Takagi

发明人： Akira Egawa ,  Kaname Nagatani ,  Kunihiko Takagi

IPC分类号： H01K1/30 ,  H01J9/24

CPC分类号： H01J61/86 ,  H01J61/025 ,  H04N9/315

摘要： A light source device includes: an arc tube having a light emitting portion that emits light; a sub-reflection mirror that covers a part of the periphery of the light emitting portion and reflects the light emitted from the light emitting portion; a main reflection mirror that reflects the light emitted from the light emitting portion and the light reflected by the sub-reflection mirror; and a base that is formed separately from the main reflection mirror and to which the main reflection mirror is secured, wherein an arc tube securing portion for positioning and securing the arc tube is formed in the base.

摘要翻译： 光源装置包括：具有发光的发光部的电弧管; 副反射镜，其覆盖所述发光部的周围的一部分，并且反射从所述发光部发射的光; 反射从发光部发射的光和由副反射镜反射的光的主反射镜; 以及与主反射镜分开形成并且固定有主反射镜的基部，其中在基座中形成有用于定位和固定电弧管的电弧管固定部。