High pressure metal vapor discharge lamp

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Load device temperature-modifying means combined with or...

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Details

315 59, 315 72, 315290, H01J 744

Patent

active

045202940

ABSTRACT:
There is disclosed a high pressure metal vapor discharge lamp which contains in an outer bulb a starting circuit connected in parallel with a light emitting tube having at least one pair of main electrodes. The starting circuit includes a ceramic capacitor surrounded by glass material and exhibiting a non-linear voltage-charge characteristic.

REFERENCES:
patent: 4117370 (1978-09-01), Jacobs et al.
patent: 4277725 (1981-07-01), Sneijers
patent: 4337417 (1982-07-01), Johnson
patent: 4399390 (1983-08-01), Oshita et al.
patent: 4473778 (1984-09-01), Adachi

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