Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent
1985-02-11
1986-11-11
DeMeo, Palmer C.
Electric lamp and discharge devices
With temperature modifier
Double wall, jacket or casing for envelope
313572, 313643, H01J 6130, H01J 6116
Patent
active
046224858
ABSTRACT:
A discharge lamp comprising an inner arc tube and an outer tube enclosing the inner tube. The outer tube is filled with neon at a pressure of 0.1 atm or more, or a gas mixture of neon in 80 pressure percent or more and breakdown suppressing gas.
REFERENCES:
patent: 2176134 (1939-10-01), Holst
patent: 3753018 (1973-08-01), Beijer et al.
Arai Yoji
Miyashita Tsune
Murayama Seiichi
Yasuda Makoto
DeMeo Palmer C.
Hitachi , Ltd.
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