JPH025861U - - Google Patents
Info
- Publication number
- JPH025861U JPH025861U JP8551288U JP8551288U JPH025861U JP H025861 U JPH025861 U JP H025861U JP 8551288 U JP8551288 U JP 8551288U JP 8551288 U JP8551288 U JP 8551288U JP H025861 U JPH025861 U JP H025861U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic pole
- tapered portion
- field device
- magnetic field
- tube
- 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
- 230000000737 periodic effect Effects 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 2
- 238000010894 electron beam technology Methods 0.000 claims 2
- 238000005219 brazing Methods 0.000 claims 1
Landscapes
- Microwave Tubes (AREA)
Description
第１図は本考案の一実施例の遅波回路構体と周
期磁界装置を組合わせた断面図、第２図は本考案
の周期磁界装置の磁極部分の分解断面図、第３図
は従来構造の遅波回路構体と周期磁界装置を組合
せた断面図、第４図は従来の周期磁界装置の磁極
片の断面図である。
１……らせん状遅波回路、２……誘電体支持体
、３……円筒状金属外囲器、４……従来の環状磁
極片、４ａ……磁極延展部、５……本考案の第１
の環状磁極、５ａ……第１の環状磁極の延展部、
６……本考案の第２の環状磁極、７……２分割マ
グネツト、８……介在物。
Fig. 1 is a cross-sectional view of a combination of a slow-wave circuit structure and a periodic magnetic field device according to an embodiment of the present invention, Fig. 2 is an exploded cross-sectional view of the magnetic pole portion of the periodic magnetic field device of the present invention, and Fig. 3 is a conventional structure. FIG. 4 is a sectional view of a combination of a slow wave circuit structure and a periodic magnetic field device, and FIG. 4 is a sectional view of a magnetic pole piece of a conventional periodic magnetic field device. DESCRIPTION OF SYMBOLS 1... Spiral slow wave circuit, 2... Dielectric support, 3... Cylindrical metal envelope, 4... Conventional annular magnetic pole piece, 4a... Magnetic pole extension part, 5... Part of the present invention 1
an annular magnetic pole, 5a...an extended portion of the first annular magnetic pole,
6... Second annular magnetic pole of the present invention, 7... Two-part magnet, 8... Inclusion.
Claims (1)
する遅波回路と、電子を捕捉するコレクタ電極と
、電子ビームを集束する周期磁界装置とを有する
進行波管において、前記周期磁界装置を構成する
磁極は、内径部にテーパー部を有する第１の環状
磁極と、前記遅波回路部円筒状金属外囲器にろう
付固定され、その外径部に設けられたテーパー部
が前記第１の環状磁極の内径テーパ部と一致嵌合
する第２の環状磁極とで構成されていることを特
徴とする進行波管。 In a traveling wave tube having an electron gun that generates an electron beam, a slow wave circuit that amplifies high frequencies, a collector electrode that captures electrons, and a periodic magnetic field device that focuses the electron beam, a magnetic pole that constitutes the periodic magnetic field device. is fixed by brazing to the cylindrical metal envelope of the slow-wave circuit portion, and the tapered portion provided on the outer diameter of the first annular magnetic pole has a tapered portion on its inner diameter. 1. A traveling wave tube comprising a second annular magnetic pole that is co-fitted with the inner diameter tapered portion of the tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8551288U JPH025861U (en) | 1988-06-27 | 1988-06-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8551288U JPH025861U (en) | 1988-06-27 | 1988-06-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH025861U true JPH025861U (en) | 1990-01-16 |
Family
ID=31310180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8551288U Pending JPH025861U (en) | 1988-06-27 | 1988-06-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH025861U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0857280A (en) * | 1994-08-26 | 1996-03-05 | Obise Tekko Kk | Mixing equipment for fertilizer, etc. |
-
1988
- 1988-06-27 JP JP8551288U patent/JPH025861U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0857280A (en) * | 1994-08-26 | 1996-03-05 | Obise Tekko Kk | Mixing equipment for fertilizer, etc. |