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    • 2. 发明授权
    • Electron gun and color cathode-ray tube utilizing the same
    • 电子枪和彩色阴极射线管利用它
    • US06630777B2
    • 2003-10-07
    • US09768351
    • 2001-01-25
    • Yong-geol KwonYoung-jun YoonDeog-ho KimYang-je LeeKwang-jin Yun
    • Yong-geol KwonYoung-jun YoonDeog-ho KimYang-je LeeKwang-jin Yun
    • H01J2970
    • H01J29/707H01J2229/5682
    • A color cathode-ray tube includes a housing including a panel having a phosphor screen on its inside and a funnel fastened to the panel, the funnel including a neck portion; an electron gun housed in the neck portion and emitting electron beams for exciting the phosphor screen and forming an image, the electron gun including cathodes arranged in line, electrodes sequentially disposed from the cathodes and having electron beam passages for passing three electron beams, a shield cup coupled to a last electrode among the electrodes and provided with three electron beam passages in line, and magnetic pieces disposed on the shield cup or one or more electrodes so that the center of a coma correction portion composed of the magnetic pieces is positioned above and below the line and in spaces between the center of a central electron beam passage and the centers of side electron beam passages; and a deflection yoke disposed on the neck and cone portions of the funnel, the deflection yoke deflecting electron beams emitted from the electron gun to land on positions on the phosphor screen.
    • 彩色阴极射线管包括:壳体,其内部具有荧光屏,面板固定在面板上,漏斗包括颈部; 电子枪,其容纳在颈部并发射用于激发荧光屏并形成图像的电子束,电子枪包括排列成阴极的电极,从阴极顺序设置并具有用于通过三个电子束的电子束通道的电极, 连接到电极中的最后一个电极并且设置有三根电子束通道,以及设置在屏蔽杯或一个或多个电极上的磁性片,使得由磁性片组成的彗形校正部分的中心位于 在线下方和中心电子束通道的中心与侧面电子束通道的中心之间的空间中; 以及设置在漏斗的颈部和锥体部分上的偏转线圈,偏转线圈使从电子枪发射的电子束偏转到荧光屏上的位置上。