发明授权
- 专利标题: Incandescent lamp having an illuminant that contains a high-temperature resistant metal compound
- 专利标题(中): 具有含有高温金属化合物的发光体的白炽灯
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申请号: US11665158申请日: 2005-10-18
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公开(公告)号: US07911121B2公开(公告)日: 2011-03-22
- 发明人: Axel Bunk , Matthias Damm , Georg Rosenbauer
- 申请人: Axel Bunk , Matthias Damm , Georg Rosenbauer
- 申请人地址: DE Munich
- 专利权人: OSRAM Gesellschaft mit beschraenkter Haftung
- 当前专利权人: OSRAM Gesellschaft mit beschraenkter Haftung
- 当前专利权人地址: DE Munich
- 国际申请: PCT/DE2005/001857 WO 20051018
- 国际公布: WO2006/045273 WO 20060504
- 主分类号: H01J19/42
- IPC分类号: H01J19/42
摘要:
The invention relates to an incandescent lamp (1) which is provided with an illuminant (7) which is inserted in a bulb (2) together with a filling in a vacuum-tight manner, the illuminant (7) comprising a metal carbide that has a melting point above that of tungsten. The bulb also comprises a source and a sink for a material of which the illuminant is depleted during use.
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