Samsung Sdi Co., Inc.

Sung-oh Rho

Soon-Cheol Shin

Jong-Han Rhee

Chan-Yong Kim

Do-hoon Peen

Oan Kim

A tension mask frame assembly for a color picture tube includes a tension mask where a plurality of strips formed on a thin plate to be separated a predetermined distance forming slots, a plurality of tie bars for connecting the strips and sectioning the slots at a predetermined pitch, and a plurality of dummy bridges extending from at least one strip toward a facing strip in the slots sectioned by the tie bars, and a frame supporting the edge of the tension mask so that a not less than can be applied to the tension mask. In the tension mask frame assembly, the area of the dummy bridge of the tension mask is smaller from the central portion of the tension mask to the peripheral portion thereof.

Tension mask frame assembly having a variable area for dummy bridges

A tension-type shadow mask assembly for a flat cathode ray tube including a planar tension-type shadow mask including numerous slits, first and second parallel spaced apart support members for supporting opposite edges of the shadow mask, first and second rigid members facing each other under the first and second support members and connected at ends to the first and second support members to elastically support the first and second support members, and connectors installed on the first and second rigid members for connection to stud pins of a panel installed on the shadow mask and accommodating the shadow mask.

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Seoul, South Korea

Sung-oh Rho