Electric lamp and discharge devices – With getter – Incandescent lamp type
Patent
1986-03-31
1989-08-15
DeMeo, Palmer C.
Electric lamp and discharge devices
With getter
Incandescent lamp type
313559, 313579, H01K 156, H01K 150
Patent
active
048578045
ABSTRACT:
A tungsten-halogen lamp achieves long life in any burning orientation by the inclusion within the lamp of copper, which reduces filament sag and filament corrosion.
REFERENCES:
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patent: 3496401 (1970-02-01), Dumbaugh, Jr.
patent: 3798491 (1974-03-01), Malm
patent: 3843899 (1974-10-01), T'Jampens et al.
patent: 3912960 (1975-10-01), Danko
patent: 4296351 (1981-10-01), Kimball et al.
patent: 4354137 (1982-10-01), Martin et al.
patent: 4524302 (1985-06-01), Berlec
Bessone Carlo S.
DeMeo Palmer C.
GTE Products Corporation
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