Samsung Sdi Co., Inc.

Woo-il Park

Kuen-Dong Ha

Dong-hwan Kim

Hoo-Deuk Kim

Joon-Soo Bae

Gui-bae Kim

Gui-Bae Kim

Arimoto Nozomu

Kwang-Sik Lee

Duk-Hyun Choe

A tension mask frame assembly for a color CRT includes a tension mask having an effective area having a plurality of electron beam passing holes and an ineffective area disposed at an edge portion of the effective area, a frame including support members which support opposite side portions of the tension mask so that tension is applied to the tension mask and rigid members which support end portions of the support members to maintain a gap between support members, and at least one weight member installed by a fixing unit to be separated at a predetermined interval in the ineffective area of the tension mask in a lengthwise direction of the tension mask fixed at the frame.

Tension mask frame assembly for color CRT

A tension mask assembly for a color cathode-ray tube includes a tension mask including a plurality of strips separated a predetermined distance from each other to form slots, a plurality of bridges connecting the strips to section the slots, and a plurality of holes formed in each of short side portions of the tension mask, a frame including first and second support members supporting both long side portions of the tension mask to apply a tension force to the strips of the tension mask, and at least a pair of elastic members supporting the first and second support members, and a plurality of vibration attenuation units coupled to the holes formed at both short side portions of the tension mask to attenuate vibrations of the tension mask.

Tension mask assembly for color CRT having vibration attenation units

Color selection apparatus for cathode ray tube

Growing community of inventors

Kyungki-do, South Korea

Woo-il Park