| 发明名称 |
Cathode ray tube having a deflection unit |
| 摘要 |
A deflection unit of a cathode ray tube is provided with a cooling fan. The fan includes means for reducing the disturbing effect of the electric field generated by the fan on the deflection of the electrons, or the fan is arranged in such a manner that the disturbing effect is small.
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| 申请公布号 |
US6424085(B1) |
申请公布日期 |
2002.07.23 |
| 申请号 |
US19990357269 |
申请日期 |
1999.07.20 |
| 申请人 |
U.S. PHILIPS CORPORATION |
发明人 |
JANSEN MARTINUS H. E.;VINKENVLEUGEL LUCIUS T.;BEIRENS LEOPOLD C. M. |
| 分类号 |
H01J29/76;H01J29/00;H05K7/20;(IPC1-7):H01J29/70 |
主分类号 |
H01J29/76 |
| 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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