Starting and operating circuit for gaseous discharge lamps

Electric lamp and discharge devices: systems – Pulsating or a.c. supply – Transformer in the supply circuit

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315DIG5, 315289, H05B 3700

Patent

active

039639584

ABSTRACT:
Operating circuits for gaseous discharge lamps such as those of metal vapor type having ballast devices of conventional type are provided with high voltage generating devices for applying high voltage starting pulses on the lamp, comprising a charging capacitor and a neon glow tube forming a series discharge loop with a selected number of turns of the ballast coil winding at its output end.

REFERENCES:
patent: 2575001 (1951-11-01), Bird
patent: 3037147 (1962-05-01), Genuit et al.
patent: 3235769 (1966-02-01), Wattenbach
patent: 3364386 (1968-01-01), Segawa et al.
patent: 3407334 (1968-10-01), Attewell

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