JPS6266156U - - Google Patents
Info
- Publication number
- JPS6266156U JPS6266156U JP15843585U JP15843585U JPS6266156U JP S6266156 U JPS6266156 U JP S6266156U JP 15843585 U JP15843585 U JP 15843585U JP 15843585 U JP15843585 U JP 15843585U JP S6266156 U JPS6266156 U JP S6266156U
- Authority
- JP
- Japan
- Prior art keywords
- focusing electrode
- cathode
- ray tube
- operated
- cathode filament
- 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.)
- Granted
Links
- 229910000986 non-evaporable getter Inorganic materials 0.000 claims 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- X-Ray Techniques (AREA)
Description
第１図はこの考案の一実施例に係るＸ線管を示
す概略断面図、第２図は第１図の要部の拡大して
示す断面図、第３図乃至第５図はこの考案の変形
例を示す断面図である。
１０…真空外囲器、１１…陽極ターゲツト、１
２…陰極構体、１３…ステム、１４…陰極支持体
、１５…集束電極、１６…陰極フイラメント、１
８…支持板、１９ａ，１９ｂ…非蒸発ゲツタ、２
０ａ，２０ｂ，２０ｃ，２０ｄ…通電用リード線
、２３…熱遮蔽板、２４…陰極カバー。
Fig. 1 is a schematic sectional view showing an X-ray tube according to an embodiment of this invention, Fig. 2 is an enlarged sectional view of the main part of Fig. 1, and Figs. It is a sectional view showing a modification. 10... Vacuum envelope, 11... Anode target, 1
2... Cathode assembly, 13... Stem, 14... Cathode support, 15... Focusing electrode, 16... Cathode filament, 1
8...Support plate, 19a, 19b...Non-evaporation getter, 2
0a, 20b, 20c, 20d...Electricity lead wire, 23...Heat shielding plate, 24...Cathode cover.
Claims (1)
が、集束電極内に設けられた陰極フイラメント、
集束電極を支持する支持板、及び陰極カバーを有
してなるＸ線管において、 第１の非蒸発ゲツタが上記集束電極及び陰極フ
イラメントの近傍に配置されて高温動作させられ
、第２の非蒸発ゲツタが上記集束電極及び陰極フ
イラメントの近傍以外の部分に配置されて低温動
作させられるように構成されたことを特徴とする
Ｘ線管。[Scope of Claim for Utility Model Registration] A cathode filament in which a cathode structure disposed facing an anode target is provided within a focusing electrode;
In an X-ray tube comprising a support plate supporting a focusing electrode and a cathode cover, a first non-evaporable getter is disposed near the focusing electrode and the cathode filament and operated at high temperature; An X-ray tube characterized in that the getter is arranged in a portion other than the vicinity of the focusing electrode and cathode filament and is configured to be operated at a low temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15843585U JPH0322844Y2 (en) | 1985-10-16 | 1985-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15843585U JPH0322844Y2 (en) | 1985-10-16 | 1985-10-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6266156U true JPS6266156U (en) | 1987-04-24 |
| JPH0322844Y2 JPH0322844Y2 (en) | 1991-05-17 |
Family
ID=31081919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15843585U Expired JPH0322844Y2 (en) | 1985-10-16 | 1985-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0322844Y2 (en) |
-
1985
- 1985-10-16 JP JP15843585U patent/JPH0322844Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0322844Y2 (en) | 1991-05-17 |
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