发明名称 |
High-Pressure Sodium Lamp |
摘要 |
The invention is related to high pressure sodium lamp having a nominal power Pla. The lamp, which is designed to be operated at a very high frequency (VHF), has a discharge tube with a ceramic wall and an internal vessel diameter D<SUB>int</SUB>, which encloses a discharge space in which a pair of electrodes at a mutual electrode distance ed and a filling of Na-amalgam with a sodium mol fraction (smf). According to the invention the discharge tube has a ratio ed/D<SUB>int </SUB>of at most 7, preferably between about 5.5 and 4.0.
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申请公布号 |
US2007228993(A1) |
申请公布日期 |
2007.10.04 |
申请号 |
US20050599617 |
申请日期 |
2005.04.05 |
申请人 |
KONINKLIJKE PHILIPS ELECTRONICS, N.V. |
发明人 |
STUER CINDY B.A.;JANCZAK JERZY;HERREMANS HANNELORE M.L.;HENDRICX JOSEPHUS C.M. |
分类号 |
H01J61/12;H01J61/82;H05B41/24 |
主分类号 |
H01J61/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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