Electron gun for cathode tube

Details Electron gun for cathode tube Electron gun for cathode tube

1994-07-25

1996-09-03

O'Shea, Sandra L.

Electric lamp and discharge devices

Electrode and shield structures

Cathodes containing and/or coated with electron emissive...

313446, 313337, H01J 2904

Patent

active

055526616

ABSTRACT:
This invention relates to an electron gun for cathode tube having red, green and blue cathode structure body composed of a combination with a sleeve having open and close type and other length, thickness, shape and the quality of material and connecting heater therein, a base metal having other shape, thickness and attached on upper edge of the sleeve and a hot electron emitting material deposited on the base metal.

REFERENCES:
patent: 3569768 (1971-03-01), Benda
patent: 4165473 (1979-08-01), Falce
patent: 4554480 (1985-11-01), Schlack
patent: 4782263 (1988-11-01), Schlack et al.
patent: 4797593 (1989-01-01), Saito et al.

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