Method of manufacturing an electron beam tube and electron beam

Details Method of manufacturing an electron beam tube and electron beam Method of manufacturing an electron beam tube and electron beam

1987-10-16

1989-02-21

Ramsey, Kenneth J.

Electric lamp and discharge devices

Cathode ray tube

Envelope

427 64, 427106, 427122, H01J 920, H01J 2928

Patent

active

048068233

ABSTRACT:
The invention relates to an electron beam tube for displaying color television pictures and to a method of manufacturing same, in which a graphite suspension substantially free from alkali metal ions and comprising colloidal silicon oxide is used for making contact between the color selection electrode and the phosphor pattern on the display window. This suspension enables a method of manufacture which is simpler than the conventional methods.

REFERENCES:
patent: 3473942 (1969-10-01), Magill et al.
patent: 4041347 (1977-08-01), Deal et al.
patent: 4092444 (1978-05-01), Kilichowshi
patent: 4301041 (1981-11-01), Shah

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