JPS6142042U

JPS6142042U - vacuum valve

Info

Publication number: JPS6142042U
Application number: JP12643884U
Authority: JP
Inventors: 公後藤
Original assignee: 株式会社東芝
Priority date: 1984-08-22
Filing date: 1984-08-22
Publication date: 1986-03-18

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の真空バルブの一実施例を示す断面図、
第２図は本考案の一実施例の蒸発した元素の進行を示す
説明図、第３図は第２図と異なる本考案の蒸発した元素
の進行を示す説明図、第４図は従来の真空バルブの構成
を示す断面図、第５図は従来の真空バルブの蒸発した元
素の進行を示す説明図である。１・・・絶縁容器、２ａ，２ｂ・・・端板、３ａ，３ｂ
・・・電極、ａ，７ｂ・・・ろう材、１０ａ，−
１０ｂ”・環状に形成した部材。FIG. 1 is a sectional view showing an embodiment of the vacuum valve of the present invention;
Fig. 2 is an explanatory diagram showing the progress of evaporated elements in an embodiment of the present invention, Fig. 3 is an explanatory diagram showing the progress of evaporated elements in the present invention different from Fig. 2, and Fig. 4 is an explanatory diagram showing the progress of evaporated elements in an embodiment of the present invention. FIG. 5 is a sectional view showing the configuration of the valve, and is an explanatory diagram showing the progress of evaporated elements in a conventional vacuum valve. 1... Insulating container, 2a, 2b... End plate, 3a, 3b
... Electrode, a, 7b ... Brazing filler metal, 1 0 a, -
10 b”・A member formed in an annular shape.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

（１）絶縁容器の両端を端板で閉鎖した真空容器内に、
接離自在とした一対の電極を配設した真空バルブにおい
て、前記絶縁容器の両端と前記端板の間に、通気性を有
する金属材から環状に形成された部材を設けたことを特
徴とする真空バルブ。(1) In a vacuum container with both ends of the insulating container closed with end plates,
A vacuum valve equipped with a pair of electrodes that can be freely moved toward and away from each other, characterized in that a member formed in an annular shape from a metal material having air permeability is provided between both ends of the insulating container and the end plate. .

（２）通気性を有する金属を、焼結金属としたことを特
徴とする実用新案登録請求の範囲第１項記載の真空バル
ブ。(2) The vacuum valve according to claim 1, wherein the breathable metal is a sintered metal.

（３）焼結金属を、気孔率２０〜５０％、気孔径０．１
ｍｍ以下としたことを特徴とする実用新案登録請求の範
囲第２項記載の真空バルブ。(3) Sintered metal with a porosity of 20 to 50% and a pore diameter of 0.1
The vacuum valve according to claim 2 of the utility model registration claim, characterized in that the diameter is less than mm.