Fast heating cathode

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...

Reexamination Certificate

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C313S311000

Reexamination Certificate

active

06956320

ABSTRACT:
A fast heating cathode comprises a layer of diamond, a thermionic emitting element in thermal contact with a surface of the diamond layer and means to heat the diamond layer.

REFERENCES:
patent: 4129801 (1978-12-01), Soeno et al.
patent: 5349264 (1994-09-01), Krings
patent: 2296371 (1996-06-01), None

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