Stain resistant fluorescent lamp

Details Stain resistant fluorescent lamp Stain resistant fluorescent lamp

1984-11-01

1987-02-10

Moore, David K.

Electric lamp and discharge devices

With temperature modifier

Double wall, jacket or casing for envelope

313493, 313634, H01J 6112, H01J 6134, H01J 6152

Patent

active

046425128

ABSTRACT:
A low-pressure mercury vapor discharge lamp comprising a glass tube in which a metal oxide or phosphate layer and then a phosphor layer are formed on its inner surface, in which during operation of the lamp, the lowest temperature of the wall of the glass tube along its discharge path is kept at 80.degree. C. or above.

REFERENCES:
patent: 3541377 (1970-11-01), Nagy
patent: 4199708 (1980-04-01), Lauwerijssen et al.
patent: 4524299 (1985-06-01), Preston, III
Hanada, "Color Television Studio Lighting", Illuminating Engineering, Feb., 1970, pp. 105-110.

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