公开(公告)号：US07950811B2

公开(公告)日：2011-05-31

申请号：US12082072

申请日：2008-04-07

申请人： Takashi Nagahata ,  Nobuaki Higuchi ,  Yuuki Itou ,  Nobuyuki Hara

发明人： Takashi Nagahata ,  Nobuaki Higuchi ,  Yuuki Itou ,  Nobuyuki Hara

IPC分类号： G03B21/16 ,  F04D29/66

CPC分类号： G03B21/16

摘要： A projection display device includes: a housing; a fan disposed within the housing, the fan having a vane portion and a fan case accommodating the vane portion so as to be rotatable; and multiple vibration-proofing members having at least one of elasticity and viscosity, the vibration-proofing members being disposed at multiple positions in the circumferential direction of the perimeter face portion of the fan case surrounding the vane portion around the rotational axis of the vane portion, such that the vibration-proofing members are introduced between the housing and the fan case.

摘要翻译： 投影显示装置包括：壳体; 设置在所述壳体内的风扇，所述风扇具有叶片部和容纳所述叶片部以能够旋转的风扇壳; 以及具有弹性和粘度中的至少一种的多个防振构件，所述防振构件设置在围绕所述叶片部分的所述叶片部分的旋转轴线的所述风扇壳体的周向面部分的圆周方向上的多个位置处 使得防振构件被引入壳体和风扇壳体之间。

公开(公告)号：US07850310B2

公开(公告)日：2010-12-14

申请号：US12082093

申请日：2008-04-08

申请人： Takashi Nagahata ,  Nobuaki Higuchi ,  Yuuki Itou ,  Nobuyuki Hara

发明人： Takashi Nagahata ,  Nobuaki Higuchi ,  Yuuki Itou ,  Nobuyuki Hara

IPC分类号： G03B21/18

CPC分类号： G03B21/16 ,  G03B21/145 ,  G03B21/2026

摘要： A projection display device may include a housing which can be placed on a placing face with a lower face portion thereof distanced from the placing face; a fan, disposed within the housing, to suction from a first air inlet formed in the lower face portion; a filter detachably provided to the housing the as to close off the first air inlet; and a filter replacement access lid detachably provided to the housing so as to cover the filter closing off the first air only from the placing face side, with a second air inlet for suctioning of the fan provided in the filter replacement access lid; wherein the filter replacement access lid may be formed so as to protrude toward the placing face side from the lower face portion; and wherein the second air inlet may be formed in a face of the filter replacement access lid intersecting the lower face portion.

摘要翻译： 投影显示装置可以包括可以放置在放置面上的壳体，其下表面部分远离放置面; 设置在所述壳体内的风扇，用于从形成在所述下表面部分中的第一空气入口抽吸; 过滤器，其可拆卸地设置在所述壳体上以便关闭所述第一空气入口; 以及可拆卸地设置到所述壳体的过滤器更换通道盖，以便仅覆盖从所述放置面侧封闭所述第一空气的所述过滤器，用于抽吸设置在所述过滤器更换通道盖中的所述风扇的第二空气入口; 其中，所述过滤器更换通道盖可以形成为从所述下表面部朝向所述放置面侧突出; 并且其中第二空气入口可以形成在与下表面部分相交的过滤器更换通道盖的表面中。

公开(公告)号：US20090051829A1

公开(公告)日：2009-02-26

申请号：US12082093

申请日：2008-04-08

申请人： Takashi Nagahata ,  Nobuaki Higuchi ,  Yuuki Itou ,  Nobuyuki Hara

发明人： Takashi Nagahata ,  Nobuaki Higuchi ,  Yuuki Itou ,  Nobuyuki Hara

IPC分类号： H04N5/64

CPC分类号： G03B21/16 ,  G03B21/145 ,  G03B21/2026

摘要： A projection display device may include a housing which can be placed on a placing face with a lower face portion thereof distanced from the placing face; a fan, disposed within the housing, to suction from a first air inlet formed in the lower face portion; a filter detachably provided to the housing the as to close off the first air inlet; and a filter replacement access lid detachably provided to the housing so as to cover the filter closing off the first air only from the placing face side, with a second air inlet for suctioning of the fan provided in the filter replacement access lid; wherein the filter replacement access lid may be formed so as to protrude toward the placing face side from the lower face portion; and wherein the second air inlet may be formed in a face of the filter replacement access lid intersecting the lower face portion.

摘要翻译： 投影显示装置可以包括可以放置在放置面上的壳体，其下表面部分远离放置面; 设置在所述壳体内的风扇，用于从形成在所述下表面部分中的第一空气入口抽吸; 过滤器，其可拆卸地设置在所述壳体上以便关闭所述第一空气入口; 以及可拆卸地设置到所述壳体的过滤器更换通道盖，以便仅覆盖从所述放置面侧封闭所述第一空气的所述过滤器，用于抽吸设置在所述过滤器更换通道盖中的所述风扇的第二空气入口; 其中，所述过滤器更换通道盖可以形成为从所述下表面部朝向所述放置面侧突出; 并且其中第二空气入口可以形成在与下表面部分相交的过滤器更换通道盖的表面中。

公开(公告)号：US20080252859A1

公开(公告)日：2008-10-16

申请号：US12082072

申请日：2008-04-07

申请人： Takashi Nagahata ,  Nobuaki Higuchi ,  Yuuki Itou ,  Nobuyuki Hara

发明人： Takashi Nagahata ,  Nobuaki Higuchi ,  Yuuki Itou ,  Nobuyuki Hara

IPC分类号： G03B21/16

CPC分类号： G03B21/16

摘要： A projection display device includes: a housing; a fan disposed within the housing, the fan having a vane portion and a fan case accommodating the vane portion so as to be rotatable; and multiple vibration-proofing members having at least one of elasticity and viscosity, the vibration-proofing members being disposed at multiple positions in the circumferential direction of the perimeter face portion of the fan case surrounding the vane portion around the rotational axis of the vane portion, such that the vibration-proofing members are introduced between the housing and the fan case.

摘要翻译： 投影显示装置包括：壳体; 设置在所述壳体内的风扇，所述风扇具有叶片部和容纳所述叶片部以能够旋转的风扇壳; 以及具有弹性和粘度中的至少一种的多个防振构件，所述防振构件设置在围绕所述叶片部分的所述叶片部分的旋转轴线的所述风扇壳体的周向面部分的圆周方向上的多个位置处 使得防振构件被引入壳体和风扇壳体之间。