H - Electricity – 01 – J
Patent
H - Electricity
01
J
313/10, 313/132
H01J 61/073 (2006.01)
Patent
CA 1197547
IMPROVED ELECTRODE STRUCTURE FOR HIGH PRESSURE SODIUM VAPOR LAMPS ABSTRACT OF THE DISCLOSURE An electrode structure for a high pressure sodium vapor lamp has a molybdenum wire coil wound around a tungsten shank to replace the customary all-tungsten electrode structure in such lamps. The improved electrode structure provides increased initial lumens with acceptable lumen maintenance.
430685
Company General Electric
Eckersley Raymond A.
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