Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent
1992-07-02
1994-07-05
Yusko, Donald J.
Electric lamp and discharge devices
With temperature modifier
Double wall, jacket or casing for envelope
313571, 313554, 313559, 313642, H01J 6134
Patent
active
053270428
ABSTRACT:
A halide discharge lamp has a an evacuated outer envelope including a getter comprising from about 60 to about 85 percent zirconium, from about 10 to about 20 percent vanadium, and from about 2 to about 10 percent manganese having an activation temperature of less than about 350 degrees Centigrade for reducing the tendency of the lamps to discolor during operation.
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Bazin Simone P.
Nortrup Edward H.
Parrott Richard A.
McNeill William H.
Osram Sylvania Inc.
Patel Ashok
Romanow Joseph S.
Yusko Donald J.
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