JPH0251786U - - Google Patents

Info

Publication number
JPH0251786U
JPH0251786U JP13220288U JP13220288U JPH0251786U JP H0251786 U JPH0251786 U JP H0251786U JP 13220288 U JP13220288 U JP 13220288U JP 13220288 U JP13220288 U JP 13220288U JP H0251786 U JPH0251786 U JP H0251786U
Authority
JP
Japan
Prior art keywords
attached
ventilation plug
inner circumferential
hole
circumferential surface
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
JP13220288U
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 JP13220288U priority Critical patent/JPH0251786U/ja
Publication of JPH0251786U publication Critical patent/JPH0251786U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Joints With Pressure Members (AREA)

Description

【図面の簡単な説明】
第1図は本考案に係る通気プラグの取付構造を
示す断面図、第2図は従来の通気プラグの取付構
造をターボ分子ポンプに適用した例を示す断面図
、第3図は従来の通気プラグの取付構造を示す断
面図である。 21……支持体、22……貫通孔、22a,2
2b……内周面、23……プラグ取付用孔、24
……通気プラグ、25……Oリング。

Claims (1)

    【実用新案登録請求の範囲】
  1. ケーシングの周壁に通気プラグを取り付ける構
    造において、前記通気プラグを各外径が互いに大
    小異なる段状の筒体によつて構成し、この筒体の
    外周面に嵌合する内周面をもつ貫通孔を前記ケー
    シングに設けると共に、この貫通孔の両内周面の
    うち大径の内周面に開口するプラグ取付用孔を設
    け、小径の内周面に圧接するシールリングを前記
    通気プラグの外周面に装着したことを特徴とする
    通気プラグの取付構造。
JP13220288U 1988-10-07 1988-10-07 Pending JPH0251786U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13220288U JPH0251786U (ja) 1988-10-07 1988-10-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13220288U JPH0251786U (ja) 1988-10-07 1988-10-07

Publications (1)

Publication Number Publication Date
JPH0251786U true JPH0251786U (ja) 1990-04-12

Family

ID=31388949

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13220288U Pending JPH0251786U (ja) 1988-10-07 1988-10-07

Country Status (1)

Country Link
JP (1) JPH0251786U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09256951A (ja) * 1996-03-24 1997-09-30 Nikkiso Co Ltd 流体導入装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09256951A (ja) * 1996-03-24 1997-09-30 Nikkiso Co Ltd 流体導入装置

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