Electric lamp and discharge devices – With radioactive material
Patent
1982-02-10
1988-10-11
Sikes, William L.
Electric lamp and discharge devices
With radioactive material
313DIG7, H01J 740, H01J 1732, H01J 6508
Patent
active
047773995
ABSTRACT:
A high pressure metal vapor discharge lamp comprising a discharge tube with a pair of spaced main electrodes; a filling sealed in the discharge tube comprising a light emitting metal and a starting gas; a radioactive source comprising a radioactive substance entirely covered with an envelope of non-radioactive, heat- and corrosion-resistant material sealed inside the discharge tube, an outer tube enclosing the discharge tube, and circuit means for starting the discharge tube.
REFERENCES:
patent: 3275873 (1966-09-01), Houston
patent: 3928781 (1975-12-01), Edwards et al.
Inoue Akihiro
Kamiya Akihiro
Miyazaki Kouichi
Sikes William L.
Tokyo Shibaura Denki Kabushiki Kaisha
Wise Robert E.
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