发明名称 |
X-ray tube with warning device for accurately indicating impending failure of the thermionic emitter |
摘要 |
The invention concerns an x-ray tube having a thermionic emitter and a warning means, which exhibits means for measuring as least one electrical property of the thermionic emitter and produces a signal during analysis of the measured electrical property, if the measured electrical property shows a value indicating an impending failure of the thermionic emitter.
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申请公布号 |
US6426997(B1) |
申请公布日期 |
2002.07.30 |
申请号 |
US20000539949 |
申请日期 |
2000.03.31 |
申请人 |
SIEMENS AKTIENGESELLSCHAFT |
发明人 |
FUCHS MANFRED;HELL ERICH;SCHILD MARKUS;MATTERN DETLEF;SCHARDT PETER |
分类号 |
H01J35/02;H05G1/34;H05G1/54;(IPC1-7):H05G1/54 |
主分类号 |
H01J35/02 |
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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