Shadow mask with edge slots configuration

Details Shadow mask with edge slots configuration Shadow mask with edge slots configuration

1997-03-27

1999-01-05

Patel, Vip

Electric lamp and discharge devices

Cathode ray tube

Shadow mask, support or shield

313403, 313407, 313408, H01J 2980

Patent

active

058567259

ABSTRACT:
In a shadow mask of the present invention applicable to a color CRT (Cathode Ray Tube), a part of slots located at the opposite edges of the mask each has a horizontal section so configured as to intercept or reduce the quantity of direct light contained in exposing light, while allowing reflections from, e.g., the casing of an exposing device to pass therethrough.

REFERENCES:
patent: 5635320 (1997-06-01), Ohtake et al.

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