发明名称 |
Display apparatus having first and second internal spaces |
摘要 |
An image display apparatus comprises an envelope internally provided with at least an electron emitting source, a fluorescent material member that emits light upon irradiation with an electron beam emitted from the electron emitting source and a getter that maintains the vacuum inside the envelope, and a vacuum exhaust tube that forms a vacuum inside the envelope, wherein the inside of the envelope is partitioned with a substrate into a first space having at least the electron emitting source and the fluorescent material member and a second space containing at least the getter, and the substrate has a path that communicates both the spaces.
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申请公布号 |
US5525861(A) |
申请公布日期 |
1996.06.11 |
申请号 |
US19930054308 |
申请日期 |
1993.04.30 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
BANNO, YOSHIKAZU;NAKATA, KOHEI;NOMURA, ICHIRO;KANEKO, TETSUYA;NAKAMURA, NAOTO |
分类号 |
H01J29/94;(IPC1-7):H01J1/54 |
主分类号 |
H01J29/94 |
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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