Electric lamp and discharge devices – With radioactive material
Patent
1987-12-18
1989-05-02
DeMeo, Palmer C.
Electric lamp and discharge devices
With radioactive material
501155, 313638, H01J 6118, H01J 1732, H01J 6508
Patent
active
048271764
ABSTRACT:
A metal vapor discharge lamp. The metal vapor discharge lamp includes an enclosed discharge tube having a pair of main electrodes mounted at spaced apart locations therein, the discharge tube including a fill of at least a metal vapor and a starting gas, a radiation source including radioactively impregnated ceramic material having a vitrified radioactive outer protection portion and an outer bulb for enclosing the discharge tube and a circuit for electrically generating an arc between the main electrodes.
REFERENCES:
patent: 3093593 (1963-06-01), Arrance
patent: 4445067 (1984-04-01), Inoue et al.
patent: 4568856 (1986-02-01), Inoue et al.
Honda Kazuo
Inukai Shinji
Kamiya Akihiro
DeMeo Palmer C.
Kabushiki Kaisha Toshiba
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