| 摘要 |
A CATHODE RAY TUBE INCLUDES A RECTANGULAR PANEL (3) ON WHICH A PHOSPHOR SCREEN (1) IS FORMED, A NECK (11) IN WHICH AN ELECTRON GUN ASSEMBLY (9) FOR EMITTING THREE ELECTRON BEAMS IS DISPOSED, AND A FUNNEL (7) FORMED CONTIGUOUS TO BOTH THE NECK (11) AND THE PANEL, AND HAVING A DEFLECTION YOKE MOUNTING PORTION ON WHICH A DEFLECTION YOKE (5) IS MOUNTED. THE CROSS SECTION OF THE DEFLECTION YOKE MOUNTING PORTION FULFILLS THE FOLLOWING CONDITION AT THE PANEL SIDE END OF THE DEFLECTION YOKE MOUNTING PORTION.WHERE RH IS A DIAMETER OF THE FUNNEL (7) DIRECTED TO A DIRECTION OF A LONG AXIS OF THE PANEL, AND RV IS A DIAMETER OF THE FUNNEL (7) DIRECTED TO A DIRECTION OF A SHORT AXIS OF THE PANEL.(FIG 2)
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