Travelling wave tubes

Details Travelling wave tubes Travelling wave tubes

1976-02-17

1977-11-08

Chatmon, Jr., Saxfield

Electric lamp and discharge devices: systems

Cathode ray tube circuits

Combined cathode ray tube and circuit element structure

315 36, 315 535, H01J 2534

Patent

active

040577481

ABSTRACT:
A travelling wave tube having a periodic permanent magnetic focusing structure is provided with ferromagnetic plates having copper inserts which conduct heat away from the electron beam path and reduce the formation of hot spots.

REFERENCES:
patent: 2305884 (1942-12-01), Litton
patent: 2741718 (1956-04-01), Wang
patent: 2971113 (1961-02-01), Nygard
patent: 3324339 (1967-06-01), Winslow et al.
patent: 3398315 (1968-08-01), Washburn
patent: 3602766 (1971-08-01), Grant
patent: 3684914 (1972-08-01), Purnell
patent: 3885192 (1975-05-01), Esterson

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