Patent ID: 6069438
Filing Date: 2000-05-30
Classification: H01J

Abstract:
A color cathode ray tube comprising:an envelope having a tube axis and including a panel having an inner surface on which a phosphor screen is formed, a funnel connected to the panel and neck connected the funnel;an electron gun assembly, arranged in said neck, for emitting in-line three electron beams toward said phosphor screen;convergence magnet structure arranged outside of said neck, for generating a hexapole magnetic field in the neck;a first pair of magnetic members arranged outside of the neck on a horizontal axis, faced to each other with said electron gun assembly interposed therebetween and extending along the axis of the tube; anda second pair of magnetic members so arranged in the X-Y plane as to face to each other on a Y-axis and elongated along the magnet structure, respectively, the X-axis corresponding to said horizontal axis, the Y-axis corresponding to a vertical axis normal to said horizontal axis and the tube, axis and the X-Y plane being defined by the X- and Y-axis.