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    • 105. 发明申请
    • LIGHT SOURCE DEVICE AND PROJECTOR
    • 光源设备和投影机
    • US20100026966A1
    • 2010-02-04
    • US12508021
    • 2009-07-23
    • Kiyotaka Nakano
    • Kiyotaka Nakano
    • G03B21/16F21V29/02
    • G03B21/16G03B21/2093
    • A light source device includes: a light source lamp; and a housing, wherein the housing includes: a pair of openings formed, along a top and bottom with direction of a luminous flux emission of the light source device; a duct member provided so as to cover the pair of openings, and having an intake which outside air is introduced from the pair of openings to an air flow channel upstream side; a first air flow guide member provided inside the duct member, and causing the air introduced from the intake to circulate to either one of the pair of openings via the duct member by pivots under its own weight; and a second air flow guide members provided in positions in the housing corresponding to the openings, and causing the air introduced from the openings to circulate toward the light source lamp.
    • 光源装置包括:光源灯; 以及壳体,其中,所述壳体包括:一对开口,沿着顶部和底部形成有所述光源装置的光束发射方向; 设置成覆盖所述一对开口的管道构件,并且具有外部空气从所述一对开口引导到空气流动通道上游侧的入口; 第一气流引导构件,设置在所述管道构件内部,并且使得从所述入口引入的空气经由所述管道构件通过枢轴在其自身重量下循环到所述一对开口中的任一个; 以及第二气流引导构件,其设置在与所述开口对应的壳体中的位置,并且使从所述开口引入的空气朝向所述光源灯循环。