Patent ID: 6611088
Filing Date: 2003-08-26
Classification: H01J

Abstract:
An apparatus, comprising:a frame including first and second support members separated a predetermined distance from each other, and at least a pair of elastic members for supporting the first and second support members, both end portions of each of the elastic members being secured to the first and second support members; a tension mask of a color cathode-ray tube including a plurality of strips separated a predetermined distance from each other and forming slits, the slits allowing electron beams to pass through, a plurality of tie bars disposed between the strips and connecting neighboring strips to divide slits, longer side portions of the tension mask being perpendicular to a lengthwise direction of the strips being secured to the first and second support members accommodating a tensile force applied to the strips; and vibration prevention members having both end portions supported at the first and second support members, having a predetermined tensile force, and being in contact with shorter side portions of the tension mask in a direction parallel to the strips of the tension mask.