Metal vapor lamp having low starting voltage

Electric lamp and discharge devices: systems – Discharge device load

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Details

315227R, 315241P, 315244, 315101, 315330, H01J 1104

Patent

active

047806494

ABSTRACT:
A high-intensity discharge (HID) metal vapor lamp and starting apparatus includes a metal vapor lamp having an outer envelope containing a gas filled arc tube, the fill gas including xenon, the arc tube having a pair of spaced electrodes with a starting aid surrounding the arc tube intermediate the electrodes, a non-linear dielectric element shunting the spaced electrodes and a ballast means and an electrical conductor coupling the spaced electrodes to a base member connected to a low voltage source whereby starting of the metal vapor lamp from a low voltage source is effected.

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patent: 4179640 (1979-12-01), Larson et al.
patent: 4316122 (1982-02-01), Yamazaki et al.
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patent: 4445073 (1984-04-01), Wyner et al.
patent: 4447759 (1984-05-01), Moerkens et al.
patent: 4473778 (1984-09-01), Adachi
patent: 4491766 (1985-01-01), Larson
patent: 4517496 (1985-05-01), Adachi et al.
patent: 4647819 (1987-03-01), Wyner et al.
Investigation on Built In Starter Unit for High Pressure Sodium Lamp, Naoki Saito, 6/81, 53-55-National Technical Report.

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