Cathode ray tube protection systems

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

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Details

313325, 361120, 361129, H01J 2120, H02H 100

Patent

active

046008594

ABSTRACT:
A socket assembly for a CRT includes a socket mounted on a printed circuit board having a plurality of spark gaps interposed between an open grounding ring and the terminals of the socket. The spark gaps associated with the cathode and heater socket terminals have larger width dimensions than those associated with the other electrode terminals and are positioned adjacent to the portion of the open grounding ring farthest from the connection to the CRT "dag".

REFERENCES:
patent: 3683228 (1972-08-01), Kleen
patent: 3865452 (1975-02-01), Pittman
patent: 4199215 (1980-04-01), Pittman
patent: 4266158 (1981-05-01), Uda et al.
patent: 4298815 (1981-11-01), Ishihara et al.
patent: 4345185 (1982-08-01), Kobori
patent: 4400645 (1983-08-01), Simovits, Jr. et al.
patent: 4491764 (1985-01-01), D'Amato

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