JPS5976062U

JPS5976062U - periodic magnetic field device

Info

Publication number: JPS5976062U
Application number: JP17277082U
Authority: JP
Inventors: 板垣　泰弘
Original assignee: 日本電気株式会社
Priority date: 1982-11-15
Filing date: 1982-11-15
Publication date: 1984-05-23

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は、従来の一実施例を示す進行波管の断面図、第
２図は本考案の一実施例を示す遅波回路および周期磁界
装置の一部断面図、第３図は金属バネの正面および側面
図、第４図は、本考案の他の実施例の磁極および適用例
を示す周期磁界装置の一部側面図を、第５図は本考案の
実施例の磁極を示す。１・・・管球、２・・・電子銃部、３・・・入力窓、４
・・・出力窓、ｂ・・・ヘリックス＞６゛・・・遅波回
路部、７・・・コレクタ部、８・・・磁石、９・・・磁
極、１０・・・粘着性アルミ箔、１１・・・金属リング
、１２・・・金属バネ、１３・・・穴、１４・・・切込
み。FIG. 1 is a cross-sectional view of a traveling wave tube showing an example of a conventional example, FIG. 2 is a partial cross-sectional view of a slow wave circuit and a periodic magnetic field device showing an example of the present invention, and FIG. 3 is a cross-sectional view of a metal spring. FIG. 4 is a partial side view of a periodic magnetic field device showing magnetic poles and application examples of another embodiment of the present invention, and FIG. 5 shows magnetic poles of an embodiment of the present invention. 1...Tube, 2...Electron gun section, 3...Input window, 4
... Output window, b... Helix>6゛... Slow wave circuit section, 7... Collector section, 8... Magnet, 9... Magnetic pole, 10... Adhesive aluminum foil, 11... Metal ring, 12... Metal spring, 13... Hole, 14... Notch.

Claims

[Scope of utility model registration request]

In a periodic magnetic field device in which a plurality of magnetic poles made of ferromagnetic material and a plurality of annular magnets are alternately combined, a plurality of elastic plate-shaped plates are placed on the outer periphery of the magnetic poles on both sides. A periodic magnetic field device characterized in that a metal ring equipped with metal wings is arranged.