JPH023640U - - Google Patents
Info
- Publication number
- JPH023640U JPH023640U JP8164988U JP8164988U JPH023640U JP H023640 U JPH023640 U JP H023640U JP 8164988 U JP8164988 U JP 8164988U JP 8164988 U JP8164988 U JP 8164988U JP H023640 U JPH023640 U JP H023640U
- Authority
- JP
- Japan
- Prior art keywords
- grid
- face
- cathode
- insulating support
- electron
- 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
- 238000010894 electron beam technology Methods 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
Description
第１図はこの考案の一実施例電子銃構体の第１
グリツドに対する陰極の固定構造を示す断面図、
第２図はその固定部を拡大して示す図、第３図は
陰極線管の全体の構成を示す図、第４図はその従
来の電子銃構体を一部切り欠いて示した図、第５
図はその電子銃構体の第１グリツドに対する陰極
の固定構造を示す断面図、第６図は異なる固定構
造を示す断面図である。
１０…電子放射面、１１…陰極スリーブ、１２
…支持筒、１４…電子ビーム通過孔、１５…スペ
ーサ、２１…絶縁支持体、２２…凹部、２５…凸
部、Ｇ…第１グリツド、Ｋ…陰極。
Figure 1 shows the first example of an electron gun assembly according to an embodiment of this invention.
A cross-sectional view showing the structure of fixing the cathode to the grid,
FIG. 2 is an enlarged view of the fixing part, FIG. 3 is a diagram showing the overall structure of the cathode ray tube, FIG. 4 is a partially cutaway view of the conventional electron gun assembly, and FIG.
The figure is a cross-sectional view showing a structure for fixing the cathode to the first grid of the electron gun assembly, and FIG. 6 is a cross-sectional view showing a different fixing structure. 10... Electron emission surface, 11... Cathode sleeve, 12
...Support tube, 14...Electron beam passage hole, 15...Spacer, 21...Insulating support, 22...Concave portion, 25...Convex portion, G...First grid, K...Cathode.
Claims (1)
１グリツドと、一端面を電子放射面とする陰極ス
リーブが絶縁支持体に保持され、上記第１グリツ
ドの内側に挿入された陰極と、上記第１グリツド
の端面と上記絶縁支持体との間に介在して上記第
１グリツドの端面と上記陰極の電子放射面との間
隔を規制するスペーサーとを具備し、 上記陰極を上記絶縁支持体の周側面に形成され
た凹部と上記第１グリツドの側壁を突出させて上
記凹部に圧接する凸部とにより固定したことを特
徴とする電子銃構体。[Claims for Utility Model Registration] A cylindrical first grid having an electron beam passing hole formed in its end face, and a cathode sleeve having one end face as an electron emitting surface are held on an insulating support, and the inner side of the first grid is a spacer interposed between the end face of the first grid and the insulating support to regulate the distance between the end face of the first grid and the electron emitting surface of the cathode; An electron gun assembly characterized in that the cathode is fixed by a recess formed on the circumferential side of the insulating support and a protrusion that protrudes from the side wall of the first grid and presses into contact with the recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8164988U JPH0635357Y2 (en) | 1988-06-22 | 1988-06-22 | Electron gun structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8164988U JPH0635357Y2 (en) | 1988-06-22 | 1988-06-22 | Electron gun structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH023640U true JPH023640U (en) | 1990-01-11 |
| JPH0635357Y2 JPH0635357Y2 (en) | 1994-09-14 |
Family
ID=31306425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8164988U Expired - Lifetime JPH0635357Y2 (en) | 1988-06-22 | 1988-06-22 | Electron gun structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0635357Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5053399U (en) * | 1973-09-20 | 1975-05-22 |
-
1988
- 1988-06-22 JP JP8164988U patent/JPH0635357Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5053399U (en) * | 1973-09-20 | 1975-05-22 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0635357Y2 (en) | 1994-09-14 |
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