Vacuum fluorescent display device with substrate including a met

Details Vacuum fluorescent display device with substrate including a met Vacuum fluorescent display device with substrate including a met

1981-03-03

1983-10-18

Demeo, Palmer C.

Electric lamp and discharge devices

With luminescent solid or liquid material

Vacuum-type tube

313513, H01J 6302, H01J 6306

Patent

active

044108303

ABSTRACT:
The invention relates to vacuum fluorescent devices having substrates on which anodes coated with fluorescent material are disposed. According to the invention, the substrate comprises a relatively thin layer of insulation on a metal plate so that the acceleration potential in the vacuum fluorescent device may be increased for greater brightness.

REFERENCES:
patent: 3673451 (1972-06-01), Tackett
patent: 3723789 (1973-03-01), Tanji
patent: 3840770 (1974-10-01), Rogers
patent: 4023876 (1977-05-01), Fukunaga et al.

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