Invention Application
- Patent Title: High pressure alkali metal discharge lamp
- Patent Title (中): 高压碱金属放电灯
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Application No.: US11249985Application Date: 2005-10-13
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Publication No.: US20070085478A1Publication Date: 2007-04-19
- Inventor: James Dakin , Jack Strok
- Applicant: James Dakin , Jack Strok
- Assignee: General Electric Company
- Current Assignee: General Electric Company
- Main IPC: H01J61/12
- IPC: H01J61/12 ; H01J61/20
Abstract:
A high pressure alkaline metal discharge lamp includes a ceramic arctube and a discharge-sustaining fill. The fill contains rare gas and alkali metal, the alkali metal being cesium, rubidium, potassium or mixtures thereof. The fill is mercury free and cadmium free. The alkali metal vapor pressure during operation is at least 2 atmospheres.
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