JPH03128933U - - Google Patents

Info

Publication number
JPH03128933U
JPH03128933U JP3831790U JP3831790U JPH03128933U JP H03128933 U JPH03128933 U JP H03128933U JP 3831790 U JP3831790 U JP 3831790U JP 3831790 U JP3831790 U JP 3831790U JP H03128933 U JPH03128933 U JP H03128933U
Authority
JP
Japan
Prior art keywords
tube
glass
protrusion
vacuum use
glass 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
Application number
JP3831790U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP3831790U priority Critical patent/JPH03128933U/ja
Publication of JPH03128933U publication Critical patent/JPH03128933U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Containers Having Bodies Formed In One Piece (AREA)

Description

【図面の簡単な説明】
第1図は本考案に係る真空用ガラス封管の断面
図、第2図は突起部の拡大図、第3図a,bは第
2図の別実施例、第4図、第5図は第2図の更な
る別実施例図、第6図は第1図の別実施例図、第
7図は従来の真空用ガラス封管の断面図、第8図
は第7図の作用図である。 1……真空用ガラス封管、2……ガラス管、2
b……開口部、4,10,11,12……突起部
、6……基板、7……拡散源。

Claims (1)

  1. 【実用新案登録請求の範囲】 ガラス管内に基板と拡散源を収納したのちに開
    口部を塞ぎ、ガラス管内を真空引きしてなる真空
    用ガラス封管であつて、 上記真空用ガラス封管は、管外方へ突出した突
    起部を有し、この突起部を切除することでガラス
    管内が外と連通するようにしたことを特徴とする
    真空用ガラス封管。
JP3831790U 1990-04-10 1990-04-10 Pending JPH03128933U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3831790U JPH03128933U (ja) 1990-04-10 1990-04-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3831790U JPH03128933U (ja) 1990-04-10 1990-04-10

Publications (1)

Publication Number Publication Date
JPH03128933U true JPH03128933U (ja) 1991-12-25

Family

ID=31546214

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3831790U Pending JPH03128933U (ja) 1990-04-10 1990-04-10

Country Status (1)

Country Link
JP (1) JPH03128933U (ja)

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