Patent ID: 6700320
Filing Date: 2004-03-02
Classification: H01J

Abstract:
A cathode ray tube, comprising:a panel including a front screen portion and a panel flange formed on an edge of said front screen portion, a phosphor screen being formed on said screen portion; a funnel connected to said panel flange; a deflection yoke disposed around the funnel; a neck connected to said funnel; an electron gun disposed in said neck; a color selection apparatus selecting electron beams emitted from said electron gun and allowing the selected electron beams to land on corresponding phosphors, said color selection apparatus comprising a frame including a pair of supporting members disposed at a predetermined distance from each other in parallel and a pair of elastic members secured on both ends of said supporting members to correspond to lateral sides of a mask; and a shield apparatus for shielding geomagnetism, said shield apparatus mounted on a perimeter of said frame of said color selection apparatus and extended toward said neck, said shield apparatus includes disconnection parts defined corresponding to corners of said frame, said shield apparatus being extended toward the phosphor screen over one of longitudinal and lateral sidewalls of said frame.