Cathode structure and method

Details Cathode structure and method Cathode structure and method

1976-10-18

1978-09-05

Chatmon, Jr., Saxfield

Electric lamp and discharge devices

Electrode and shield structures

Indirectly heated cathodes

313270, 313346R, 313446, H01J 120, H01J 1914

Patent

active

041123271

ABSTRACT:
Cathode cup has a stop shoulder therein. Cathode is spring urged against the stop shoulder so that it is retained in position through mechanical shock and thermal cycling. The method of assembling the cathode structure includes the step of compressing the spring loaded structure and staking the cathode cup behind the spring.

REFERENCES:
patent: 2431137 (1947-11-01), O'Larte et al.
patent: 3311774 (1967-03-01), Atti
patent: 3610988 (1971-10-01), Schmitz

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