Patent ID: 6236150
Filing Date: 2001-05-22
Classification: H01J

Abstract:
A mask assembly for a cathode ray tube, said cathode ray tube having a plurality of phosphors and an electron gun for emitting an electron beam toward the phosphors, said mask assembly comprising:a shadow mask for permitting said electron beam to strike one of the phosphor elements associated with the beam, said shadow mask comprising a plurality of apertures;a frame for supporting the shadow mask; andan electron beam interceptor for selectively passing the electron beam, said electron beam interceptor being mounted on the frame between the shadow mask and the electron gun, said electron beam interceptor comprising a metal sheet with a blocking mask having a plurality of apertures formed at positions corresponding to the apertures of the shadow mask; andat least one supporter having an end adhered to the frame, and another end adhered to the blocking mask to support the blocking mask in a funnel of the CRT.