JPS645351U - - Google Patents
Info
- Publication number
- JPS645351U JPS645351U JP10049287U JP10049287U JPS645351U JP S645351 U JPS645351 U JP S645351U JP 10049287 U JP10049287 U JP 10049287U JP 10049287 U JP10049287 U JP 10049287U JP S645351 U JPS645351 U JP S645351U
- Authority
- JP
- Japan
- Prior art keywords
- annular
- permanent magnet
- traveling wave
- wave tube
- magnet device
- 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 4
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Microwave Tubes (AREA)
Description
第１図は、本考案による進行波管用周期永久磁
石装置の第１の実施例の部分の半断面図、第２図
は、本考案の第２の実施例の部分の斜視図、第３
図は、本考案の第３の実施例の部分の半断面図、
第４図は、従来の進行波管用周期永久磁石装置の
部分の半断面図、第５図は、ヘリツクス電圧対ヘ
リツクス電流特性（パスバンド特性）の図である
。
（主な参照番号）、１…環状ポールピース、２
…環状磁石、３…中央空隙部、４，５，６…整磁
鋼。
FIG. 1 is a half-sectional view of a first embodiment of a periodic permanent magnet device for a traveling wave tube according to the present invention, FIG. 2 is a perspective view of a portion of a second embodiment of the present invention, and FIG.
The figure is a half-sectional view of a portion of the third embodiment of the present invention,
FIG. 4 is a half-sectional view of a portion of a conventional periodic permanent magnet device for a traveling wave tube, and FIG. 5 is a diagram of helix voltage versus helix current characteristics (passband characteristics). (main reference number), 1... annular pole piece, 2
...Annular magnet, 3...Central gap, 4, 5, 6...Magnetic shunt steel.
Claims (1)
となる環状磁石の極性が反転するように配列した
進行波管用周期永久磁石装置において、上記環状
ポールピースと環状磁石配列の外周の漏れ磁界の
磁気回路に整磁鋼を配置したことを特徴とする進
行波管用周期永久磁石装置。 In a periodic permanent magnet device for a traveling wave tube in which annular pole pieces and annular magnets are arranged alternately and in such a manner that the polarity of the annular magnets serving as phases is reversed, a magnetic circuit of a leakage magnetic field around the outer periphery of the annular pole piece and annular magnet arrangement is provided. A periodic permanent magnet device for a traveling wave tube, characterized in that a magnetic shunt steel is arranged in the periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10049287U JPS645351U (en) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10049287U JPS645351U (en) | 1987-06-30 | 1987-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS645351U true JPS645351U (en) | 1989-01-12 |
Family
ID=31328612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10049287U Pending JPS645351U (en) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS645351U (en) |
-
1987
- 1987-06-30 JP JP10049287U patent/JPS645351U/ja active Pending