Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Reexamination Certificate
2006-05-23
2006-05-23
Williams, Joseph (Department: 2879)
Electric lamp and discharge devices
With luminescent solid or liquid material
With gaseous discharge medium
C313S483000
Reexamination Certificate
active
07049738
ABSTRACT:
A UV lamp unit includes a lamp in the form of a mercury low pressure amalgam lamp that is provided with at least one amalgam deposit. A cladding tube surrounds the lamp in such a way that an air gap is provided between the lamp and the cladding tube. An element is provided in one axial direction of the lamp, in the region of the at least one amalgam deposit, for influencing the temperature of the amalgam.
REFERENCES:
patent: 5909085 (1999-06-01), Nelson
patent: 6172452 (2001-01-01), Itaya et al.
Fischer Joachim
Riepe Dirk
Rudkowski Jan Boris
Sief Rolf
Becker Robert W
Robert W Becker & Associates
Wedeco AG Water Technology
Williams Joseph
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