Tungsten-halogen lamp with organic and inorganic getters

Details Tungsten-halogen lamp with organic and inorganic getters Tungsten-halogen lamp with organic and inorganic getters

1985-02-11

1986-12-16

DeMeo, Palmer C.

Electric lamp and discharge devices

With gas or vapor

Incandescent filament lamp

H01K 150, H01K 154

Patent

active

046299351

ABSTRACT:
A tungsten halogen lamp which utilizes a quantity, in combination, of an organic getter and inorganic getter for the purposes of substantially eliminating contaminants contained within the lamp and substantially reducing filament sag. In particular, the organic getter may be in the form of a carbon-containing halide, such as methyl bromide, and the inorganic getter may be in the form of a phosphorus-based gaseous getter, such as phosphine.

REFERENCES:
patent: 1600203 (1926-09-01), Campbell
patent: 3538373 (1970-11-01), Linden et al.
patent: 3712701 (1973-01-01), Johnston et al.
patent: 3912960 (1975-10-01), Danko
patent: 3912961 (1975-10-01), Rees et al.
patent: 4039879 (1977-08-01), T'jampens et al.
patent: 4532455 (1985-07-01), Connor et al.

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