Frame for cathode ray tube having a plurality of beads

Details Frame for cathode ray tube having a plurality of beads Frame for cathode ray tube having a plurality of beads

2007-07-31

2007-07-31

Santiago, Mariceli (Department: 2879)

Electric lamp and discharge devices

Cathode ray tube

Shadow mask, support or shield

C313S402000

Reexamination Certificate

active

11249434

ABSTRACT:
A frame for a cathode ray tube including a substantially rectangular frame body having longer and shorter sides, and one or more beads formed on each of the longer frame sides, and one or more beads formed on each of the shorter frame sides, wherein at least one of the beads formed on each of the longer frame sides has a shape different from the shape of the beads formed on each of the shorter frame sides, to increase the rigidity of the longer frame side. The number of the beads formed on each of the longer frame sides may be different from the number of the beads formed on each of the shorter frame sides, to increase the rigidity of the longer frame side.

REFERENCES:
patent: 4886997 (1989-12-01), Inoue et al.
patent: 6046535 (2000-04-01), Jung
patent: 6215237 (2001-04-01), Tsuchida et al.
patent: 6577049 (2003-06-01), Kim et al.
patent: 6724136 (2004-04-01), Kim et al.
patent: 11054063 (1999-02-01), None
patent: 11067118 (1999-03-01), None
patent: 1999-0075045 (1999-10-01), None

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