Flat color cathode-ray tube with phosphor index stripes

Details Flat color cathode-ray tube with phosphor index stripes Flat color cathode-ray tube with phosphor index stripes

1985-09-16

1988-01-19

DeMeo, Palmer C.

Electric lamp and discharge devices

Cathode ray tube

Beam deflecting means

313466, 313471, H01J 2932, H01J 2928

Patent

active

047206551

ABSTRACT:
A flat color CRT having a phosphor screen comprises red, green and, blue primary phosphor color stripes arranged at a spacing, and phosphor index stripes arranged in some of the spaces between the phosphor color stripes in a definite relation thereto. A black nonluminescent substance is provided between the phosphor index stripes and positioned at least in the spaces between the phosphor color stripes, and a metallic layer of sufficient thickness formed on the inner side of a tube panel and positioned in a corresponding relationship to the phosphor color stripes.

REFERENCES:
patent: 3005125 (1961-10-01), Evans et al.
patent: 3154715 (1964-10-01), Jackson et al.
patent: 4180760 (1978-01-01), Chang
patent: 4551652 (1985-11-01), Compen et al.
WO-84/03796, 9/27/84.

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