Electron gun cathode support structure

Details Electron gun cathode support structure Electron gun cathode support structure

1975-05-19

1976-09-28

Chatmon, Jr., Saxfield

Electric lamp and discharge devices

With support and/or spacing structure for electrode and/or...

For plural electrodes of discharge device

313256, 313417, 313451, 313456, H01J 188, H01J 1942

Patent

active

039834425

ABSTRACT:
The invention relates to an electron gun for a color television picture tube which has a rapid heating characteristic to produce electron emission in a short time. The indirectly heated electron emission portion of the cathode is supported from thin contoured support straps which provide a low thermal conductivity to the electron gun body.

REFERENCES:
patent: 2414137 (1947-01-01), Branson
patent: 2599263 (1952-06-01), Law et al.
patent: 3005123 (1961-10-01), Griffiths
patent: 3128407 (1964-04-01), Mattson
patent: 3319102 (1967-05-01), Johnson
patent: 3333138 (1967-07-01), Szegho
patent: 3351792 (1967-11-01), Kuryla

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