Tension shadow mask and color cathode-ray tube using said tension shadow mask


Application Number: 00104978
Application Date: 2000.04.06
Publication Number: 1292568
Publication Date: 2001.04.25
Priority Information: 1999/6/30 KR 25812/99
International: H01J29/07
Applicant(s) Name: Samsung SDI Co., Ltd.
Address:
Inventor(s) Name: Kim Wan;Sin Son-Chol;Kang Gwang-Chu
Patent Agency Code: 72001
Patent Agent: zheng jianhui
Abstract A tensioned shadow mask for a color cathode ray tube (CRT) adopting the same. In the color CRT including a faceplate on an inner side, a phosphor screen; a tensioned mask, and frame assembly secured to the faceplate; a funnel connected to the faceplate, the funnel having a neck portion and a cone portion; an electron gun in the neck portion of the funnel; and a deflection yoke on the cone portion of the funnel. The tensioned mask comprises a series of parallel strips separated by slits at an interval, tie bars interconnecting adjacent strips and defining slits at intervals, and dummy bridges disposed between adjacent tie bars, the dummy bridges respectively extending from adjacent strips toward each other in respective slits but not interconnecting the adjacent strips.