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31 条记录 (耗时 0.022 秒)

    Projector with light-shielding member and holding member having varied coefficient of thermal conductivity
    3.
    发明授权
    Projector with light-shielding member and holding member having varied coefficient of thermal conductivity 有权
    具有遮光构件和保持构件的投影仪具有不同的导热系数

    公开(公告)号：US08585215B2

    公开(公告)日：2013-11-19

    申请号：US12693748

    申请日：2010-01-26

    申请人： Hirohisa Nakano

    发明人： Hirohisa Nakano

    IPC分类号： G03B21/14 ,  G03B21/18 ,  G03B21/22 ,  G03B21/26 ,  G02B9/00 ,  G02B9/08 ,  G02B26/02

    CPC分类号： G03B21/208 ,  G03B21/16

    摘要： A projector includes: a light source, a light amount control device, an electro-optic unit, and a projection device, the light amount control device includes a light-shielding member configured to shield part of the luminous flux emitted from the light source, a holding member configured to hold the light-shielding member, the holding member is formed of a material having a coefficient of thermal conductivity lower than the coefficient of thermal conductivity of the light-shielding member, and a position changing unit configured to move or rotate in order to change the position of the light-shielding member, the light-shielding member is attached to the position changing unit via the holding member, and the light-shielding member comes into contact with the holding member via a projection provided on at least one of the light-shielding member and the holding member.

    摘要翻译： 投影机包括：光源，光量控制装置，电光单元和投影装置，光量控制装置包括遮光部件，其被构造成遮蔽从光源发射的光束的一部分， 保持构件，其构造成保持遮光构件，所述保持构件由导热系数低于所述遮光构件的导热系数的材料形成，以及位置改变单元，其构造成移动或旋转 为了改变遮光构件的位置，遮光构件经由保持构件安装到位置改变单元，并且遮光构件经由至少设置的突起与保持构件接触 遮光构件和保持构件中的一个。

    Projector suspension device including a suspension position adjustment mechanism
    6.
    发明授权
    Projector suspension device including a suspension position adjustment mechanism 有权
    具有悬挂位置调整机构的投影机悬架装置

    公开(公告)号：US08454174B2

    公开(公告)日：2013-06-04

    申请号：US12815499

    申请日：2010-06-15

    申请人： Hirohisa Nakano ,  Toshimitsu Watanabe ,  Nobuyuki Otsuki

    发明人： Hirohisa Nakano ,  Toshimitsu Watanabe ,  Nobuyuki Otsuki

    IPC分类号： G03B21/14 ,  F16M11/00

    CPC分类号： G03B21/145 ,  F16M13/02 ,  F16M2200/021 ,  F16M2200/025 ,  G03B21/10 ,  G03B21/14 ,  G03B21/28

    摘要： A projector suspension device including a projection optical device having a reflecting mirror, and a suspension position adjustment mechanism, the suspension position adjustment mechanism includes: a pressing member which presses a first member and a second member; a screw member which, being fixed in the first member, passes through the second member; and a turning member which, by turning and engaging with the screw member passing through the second member, against the pressing force of the pressing member, adjusts the angle formed by the first member and second member, with a turning pivot set perpendicular to the axial direction of the screw member as the center.

    摘要翻译： 一种投影仪悬架装置，包括具有反射镜的投影光学装置和悬挂位置调节机构，所述悬挂位置调整机构包括：按压第一部件和第二部件的按压部件; 固定在第一构件中的螺钉构件穿过第二构件; 以及转动构件，其通过与穿过所述第二构件的所述螺纹构件相互转动和接合而抵抗所述按压构件的按压力，利用垂直于所述轴向的旋转枢轴来调整由所述第一构件和所述第二构件形成的角度 螺杆构件的方向为中心。

    Handle attachment structure and projector
    8.
    发明授权
    Handle attachment structure and projector 有权

    公开(公告)号：US06505941B2

    公开(公告)日：2003-01-14

    申请号：US09960373

    申请日：2001-09-24

    申请人： Hirohisa Nakano

    发明人： Hirohisa Nakano

    IPC分类号： G03B2100

    CPC分类号： G03B21/006 ,  Y10T16/4567

    摘要： A handle opening is formed by cutting a part of an exterior case, a rising portion is formed by bending the case toward inside of a casing along cutting periphery of the handle opening, a shaft member for rotatably supporting the handle is inserted to an attachment hole formed on the rising portion, and a screening member for covering the handle opening from the inside of the casing is engaged to the rising portion, thereby covering the gap between the handle and the rising portion by the screening member to improve appearance after attaching the handle.

    Projector and keystone distortion correction method for projector
    10.
    发明授权
    Projector and keystone distortion correction method for projector 有权
    投影仪和梯形失真校正方法

    公开(公告)号：US07905607B2

    公开(公告)日：2011-03-15

    申请号：US11862892

    申请日：2007-09-27

    申请人： Susumu Takatsu ,  Nobuyuki Otsuki ,  Hirohisa Nakano

    发明人： Susumu Takatsu ,  Nobuyuki Otsuki ,  Hirohisa Nakano

    IPC分类号： G03B21/14

    CPC分类号： H04N9/3185 ,  G03B21/145 ,  G03B21/147 ,  H04N9/3141

    摘要： A projector includes an adjusting leg section configured to be capable of protruding/retracting outside/inside an exterior chassis and changing a tilt condition of the projector, an interlocking device that displaces based on the protruding/retracting movement of the adjusting leg section, a variable resistance device that has a resistance that varies based on displacement of the interlocking device, a voltage detection device that detects a voltage based on the resistance of the variable resistance device, a storage device that stores keystone distortion correction amount information, and a keystone distortion correction device that obtains a keystone distortion correction amount from the keystone distortion correction amount information based on the voltage detected by the voltage detection device, and that corrects the keystone distortion of the projection image using the keystone distortion correction amount.

    摘要翻译： 一种投影机，包括：调整支腿部，其能够在外部框架的外部/外部突出/缩回，并且改变投影仪的倾斜状态;基于调节支腿部的突出/缩回移动而移位的互锁装置;变量 具有基于互锁装置的位移而变化的电阻的电阻装置，基于可变电阻装置的电阻检测电压的电压检测装置，存储梯形失真校正量信息的存储装置和梯形失真校正量 装置，其基于由电压检测装置检测的电压从梯形失真校正量信息获得梯形失真校正量，并且使用梯形失真校正量校正投影图像的梯形失真。