发明名称 |
GRID ELECTRON GUN |
摘要 |
The present invention relates to a grid electron tube whose cathode is comprised of an emissive part (12) which delimits a substantially central recess (11). Said cathode reduces considerably the emission of spurious electrons of the grid by contributing to its cooling. Application particularly to electronic tubes known as IOT.
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申请公布号 |
WO9635219(A1) |
申请公布日期 |
1996.11.07 |
申请号 |
WO1996FR00644 |
申请日期 |
1996.04.26 |
申请人 |
THOMSON TUBES ELECTRONIQUES;CLERC, GUY |
发明人 |
CLERC, GUY |
分类号 |
H01J1/20;H01J1/46;H01J3/02;H01J23/06;H01J23/07;(IPC1-7):H01J1/20 |
主分类号 |
H01J1/20 |
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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