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US 2011/0298356 A1Published application
Positioning of auxiliary amalgam
AssigneeGeneral Electric Company
InventorsPeter Lucz, Jozsef Fulop, Attila Kulcsar, Qi Long
Life of this patent
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Abstract
A compact fluorescent lamp includes a discharge tube having cathodes disposed adjacent opposite ends. A fill gas which includes mercury is disposed within the discharge tube. The lamp further includes an amalgam located in the discharge tube and dispersed in the arc to be heated thereby for emitting mercury vapor during at least a starting period.
Claims26
A compact fluorescent lamp comprising:
- a discharge tube having cathodes disposed adjacent opposite ends;
- a fill gas including mercury disposed within the discharge tube;
- and
- an auxiliary amalgam located in the discharge tube and dispersed in the arc to be heated thereby for emitting mercury vapor during at least a starting period.
1 more element
A method of positioning an auxiliary amalgam in a compact fluorescent lamp comprising:
- providing a sealed envelope having an interior surface forming a discharge tube;
- disposing a fill gas which includes mercury vapor within the discharge tube;
- providing a continuous arc path with cathodes disposed at each end of the arc path;
- and
- locating an auxiliary amalgam in the sealed envelope between the cathodes and dispersed in the arc to be heated thereby for emitting mercury vapor during at least a starting period.
2 more elements
A compact fluorescent lamp comprising;
- a sealed envelope having an interior surface forming a discharge tube;
- a fill gas including mercury vapor disposed within the discharge tube;
- a phosphor coating disposed on the inner surface of the tube;
- a continuous arc path with a cathodes disposed at each end of the arc path;
- and
- an auxiliary amalgam located in the sealed envelope between the cathodes and dispersed in the arc to be heated thereby for emitting mercury vapor during at least a starting period.
3 more elements
Dependencies are inferred from the claim text.