Electric discharge element

Details Electric discharge element Electric discharge element

1992-07-17

1993-12-14

O'Shea, Sandra L.

Electric lamp and discharge devices

Cathode ray tube

Beam deflecting means

3133591, 313103R, H01J 2970, H01J 4306

Patent

active

052706117

ABSTRACT:
Electric discharge element comprising a cathode which cooperates with an electron duct cavity which is defined by walls of electrically insulating material having a secondary emission coefficient .delta., which cavity has an output aperture, while electrode means which can be connected to a voltage source are provided for applying, in operation, an electric field across a path in the cavity from the cathode to the output aperture so as to enable electron transport through the cavity.

REFERENCES:
patent: Re26138 (1967-01-01), Gabor
patent: 3808494 (1974-04-01), Hayashi et al.
patent: 4879496 (1989-11-01), Knapp et al.
Radio Shack Dictionary of Electronics, 1974 p. 336.

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