Patent ID: 6774555
Filing Date: 2004-08-10
Classification: H01J,Y02W

Abstract:
A cathode ray tube having a replaceable getter attachment assembly, the cathode ray tube having a funnel sealed at one end to a faceplate panel with a luminescent screen on an inside surface thereof and forming an envelope with a neck at a second end opposite the faceplate panel; a color selection electrode assembly disposed within the envelope and in proximity to the screen; and an internal magnetic shield secured to said color selection electrode assembly, the magnetic shield having an exterior side extending along at least a portion of the funnel and being spaced therefrom, the replaceable getter attachment assembly comprising:a mounting rail having a first portion and a second portion, the first portion being secured to the internal magnetic shield and the second portion extending therefrom in a direction toward the neck; and a replaceable getter portion having an mounting section being removeably attachable to the second portion and extending to an end to which a getter cup is attached within the envelope to deposit a film of evaporated getter material therefrom.