Travelling wave tubes

Electric lamp and discharge devices: systems – Cathode ray tube circuits – Combined cathode ray tube and circuit element structure

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315 393, 315 50, 315112, 313 22, 313 36, 313 44, H01J 2534

Patent

active

047483776

ABSTRACT:
A coupled cavity travelling wave tube has a coupling wall/ferro-magnetic pole piece formed as an iron-copper-iron sandwich with a coolant channel therein defined at least in part by the inner copper member of the sandwich. Where the coolant channel is defined also in part by a surface of an outer ferromagnetic member, at least that surface is electroplated.

REFERENCES:
patent: 3412279 (1968-11-01), Allen et al.
patent: 3678327 (1972-07-01), Schmidt
patent: 4057748 (1977-11-01), Davis
patent: 4103207 (1978-07-01), Chaffee
patent: 4471266 (1984-09-01), Fleury et al.

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