发明名称 Electrode for a discharge lamp and corresponding production method
摘要 An electrode for a discharge lamp, wherein the electrode comprises a pin and a mass arranged on an end of the pin by melting over an electrode coil. The pin consists of tungsten with microstructure-stabilizing additives, wherein the concentration of the microstructure-stabilizing additives is greater than or equal to 30 ppm. The electrode coil consists of pure tungsten, which has additives at most up to a concentration of 20 ppm.
申请公布号 US8502439(B2) 申请公布日期 2013.08.06
申请号 US200813062675 申请日期 2008.09.05
申请人 STANGE MARKUS;OSRAM GESELLSCHAFT MIT BESCHRANKTER HAFTUNG 发明人 STANGE MARKUS
分类号 H01J1/00;H01J9/02 主分类号 H01J1/00
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