Method of depositing phosphor dot triads on a cathode ray tube screen
    1.
    发明授权
    Method of depositing phosphor dot triads on a cathode ray tube screen 失效
    在阴极射线管屏幕上沉积磷酸三钙的方法

    公开(公告)号:US3573909A

    公开(公告)日:1971-04-06

    申请号:US3573909D

    申请日:1968-05-10

    Applicant: MOTOROLA INC

    CPC classification number: H01J9/2272 H01J9/2271

    Abstract: THE FACEPLATE PANEL AND SHADOW MASK ASSEMBLY OF A COLOR CATHODE RAY TUVE ARE MOUNTED ON A LIGHTHOUSE IN A SPACED RELATION TO A POINT SOURCE OF LIGHT. A FORCE IS APPLIED TO THE SHADOW MASK SCREEN TO TILT THE SAME ABOUT THE SPRINGS CONNECTING IT TO STUDS IN THE FACEPLATE PANEL. WITH THE MASK IN THE TILTED POSITION, THE SPACING BETWEEN THE SHADOW MASK AND THE SCREEN WHEN DEPOSITING THE PHOSPHOR DOT TRIAD THEREON IS EQUAL TO THE SPACING BETWEEN THE SHADOW MASK AND THE SCREEN IN AN OPERATING INSTALLATION.

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