JPS61113368U - - Google Patents
Info
- Publication number
- JPS61113368U JPS61113368U JP19697984U JP19697984U JPS61113368U JP S61113368 U JPS61113368 U JP S61113368U JP 19697984 U JP19697984 U JP 19697984U JP 19697984 U JP19697984 U JP 19697984U JP S61113368 U JPS61113368 U JP S61113368U
- Authority
- JP
- Japan
- Prior art keywords
- insulator
- vacuum chamber
- absorption layer
- electron gun
- cathode member
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000012212 insulator Substances 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- LBJNMUFDOHXDFG-UHFFFAOYSA-N copper;hydrate Chemical compound O.[Cu].[Cu] LBJNMUFDOHXDFG-UHFFFAOYSA-N 0.000 claims 1
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 claims 1
- 238000010894 electron beam technology Methods 0.000 claims 1
Landscapes
- Electron Sources, Ion Sources (AREA)
Description
第１図は、この考案の一実施例による電子銃の
断面図、第２図は従来の電子銃を示す断面図であ
る。
図において、１はハウジング、４は陰極ホルダ
、５は陰極部材、１２は真空室、１３は吸収層、
１４は絶縁碍子である。なお各図中同一符号は同
一又は相当部分を示す。
FIG. 1 is a sectional view of an electron gun according to an embodiment of this invention, and FIG. 2 is a sectional view of a conventional electron gun. In the figure, 1 is a housing, 4 is a cathode holder, 5 is a cathode member, 12 is a vacuum chamber, 13 is an absorption layer,
14 is an insulator. Note that the same reference numerals in each figure indicate the same or equivalent parts.
Claims (1)
が取付けられた絶縁碍子で気密に区分して真空室
内で上記陰極部材から電子線を放射するものにお
いて、上記絶縁碍子が上記真空室内となる上記絶
縁碍子の表面に入射された出係数δがδ≒１とな
る所定の吸収層を形成したことを特徴とする電子
銃。 (2) 吸収層は酸化クロム（Ｃｒ２Ｏ３）又は酸
化銅（Ｃｕ２Ｏ）であることを特徴とする実用新
案登録請求の範囲第１項記載の電子銃。[Scope of Claim for Utility Model Registration] (1) In a device in which the inside of the housing is airtightly divided by an insulator to which a cathode member capable of emitting electrons is attached, and an electron beam is emitted from the cathode member in a vacuum chamber, the insulator 1. An electron gun characterized in that a predetermined absorption layer is formed on the surface of the insulator serving as the inside of the vacuum chamber so that an output coefficient δ of incident light is δ≈1. (2) The electron gun according to claim 1, wherein the absorption layer is made of chromium oxide (Cr 2 O 3 ) or copper oxide (Cu 2 O).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19697984U JPS61113368U (en) | 1984-12-24 | 1984-12-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19697984U JPS61113368U (en) | 1984-12-24 | 1984-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61113368U true JPS61113368U (en) | 1986-07-17 |
Family
ID=30754934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19697984U Pending JPS61113368U (en) | 1984-12-24 | 1984-12-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61113368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016054072A (en) * | 2014-09-03 | 2016-04-14 | 株式会社ニューフレアテクノロジー | Support member for electron gun and electron gun device |
-
1984
- 1984-12-24 JP JP19697984U patent/JPS61113368U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016054072A (en) * | 2014-09-03 | 2016-04-14 | 株式会社ニューフレアテクノロジー | Support member for electron gun and electron gun device |
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