Liquid cooled cathode ray tube with reduced internal reflectance

Details Liquid cooled cathode ray tube with reduced internal reflectance Liquid cooled cathode ray tube with reduced internal reflectance

1983-03-07

1985-09-24

Moore, David K.

Electric lamp and discharge devices

Cathode ray tube

Envelope

313478, 313 35, 313 44, H01J 3100, H01J 724

Patent

active

045435103

ABSTRACT:
A cathode ray tube apparatus including an envelope having a panel portion with a phosphor screen formed on the inner surface thereof, a neck portion provided with an electron gun therein and a funnel portion therebetween; and a transparent panel facing the external surface of the panel portion with a peripherally located spacer therebetween, wherein a liquid coolant is sealed in the space formed between the panel portion and the transparent panel by light absorbing material, and the spacer is treated to reduce reflection.

REFERENCES:
patent: 2342778 (1944-02-01), Wolff
patent: 2616057 (1952-10-01), Coltman
patent: 3524197 (1970-08-01), Soule
patent: 3531674 (1970-09-01), Spencer

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