Electric lamp and discharge devices – With gas or vapor – With particular gas or vapor
Patent
1995-07-25
1996-12-31
O'Shea, Sandra L.
Electric lamp and discharge devices
With gas or vapor
With particular gas or vapor
313620, 313621, 313573, 313642, H01J 708, H01J 6118
Patent
active
055897355
ABSTRACT:
An emission device which operates a cadmium lamp with a light intensity sufficient for used in industrial applications is achieved by an emission device having a cadmium lamp with a fluorescent tube within which a cathode and an anode are space a small distance apart and a buffer gas for easier initiation of luminous operation and metallic cadmium in an amount per unit volume of the fluorescent tube of 1.times.10.sup.-4 g/cm.sup.3 to 3.times.10.sup.-3 g/cm.sup.3 are encapsulated, and a power source device for supplying an electrical input between the cathode and the anode in an electrical input range from 0.5 kW to 5.0 kW with the condition:
REFERENCES:
patent: 2659833 (1953-11-01), Anderson, Jr.
patent: 3758805 (1973-09-01), Geller et al.
patent: 5394059 (1995-02-01), Ohyama et al.
patent: 5471278 (1995-11-01), Yasuda et al.
patent: 5489819 (1996-02-01), Sakai et al.
Hiramoto Tatsumi
Igarashi Tatsushi
Matsuno Hiromitsu
Okanuma Tsuneo
Yamaguchi Akiyasu
O'Shea Sandra L.
Patel Ashok
Safran David S.
Ushiodenki Kabushiki Kaisha
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