Electric lamp and discharge devices – Cathode ray tube – Shadow mask – support or shield
Patent
1997-09-30
1999-09-07
O'Shea, Sandra
Electric lamp and discharge devices
Cathode ray tube
Shadow mask, support or shield
313402, 313408, H01J 2980
Patent
active
059491833
ABSTRACT:
An object of the present invention is to enable production of a flat color selecting mechanism in which no floating of a damper wire is produced, accompanied by flattening of a cathode-ray tube screen. A color selecting mechanism frame over which a color selecting electrode thin plate is stretched is formed so as to have at least one point of inflection between a center portion and end portions of the frame.
REFERENCES:
patent: 5394051 (1995-02-01), Lerner
patent: 5631520 (1997-05-01), Inoue et al.
Saita Koji
Utsumi Ichiro
Haynes Mack
Kananen Ronald P.
O'shea Sandra
Sony Corporation
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