JPH0263406U - - Google Patents

Info

Publication number
JPH0263406U
JPH0263406U JP14124188U JP14124188U JPH0263406U JP H0263406 U JPH0263406 U JP H0263406U JP 14124188 U JP14124188 U JP 14124188U JP 14124188 U JP14124188 U JP 14124188U JP H0263406 U JPH0263406 U JP H0263406U
Authority
JP
Japan
Prior art keywords
pipe
outer periphery
inner diameter
pig body
cup
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
JP14124188U
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 JP14124188U priority Critical patent/JPH0263406U/ja
Publication of JPH0263406U publication Critical patent/JPH0263406U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)

Description

【図面の簡単な説明】
第1図は本考案による管内を走行する管内径計
測装置の一実施例を示す側面図である。 1……ピグ本体、2……管、3,4……シール
カツプ、5……保持カツプ、6……渦流センサ、
7……回転距離計、8……データ処理部、9……
周辺温度計測器、10……データ記録手段、11
……円周溶接線センサ、12……ダンパー。

Claims (1)

  1. 【実用新案登録請求の範囲】 ピグ本体の前側外周部および後側外周部に管内
    面と接触してシール性を保持するシールカツプが
    設けられ、管内を通過する流体の圧力により管内
    を走行しながら管の内径を計測する装置において
    、 前記ピグ本体の外周部の各シールカツプ間に、
    変形自在な保持カツプを管内面と非接触状態で設
    け、 前記保持カツプの内側周部に少なくとも1個以
    上の渦流センサを埋設保持して、管の内径を非接
    触で計測する渦流距離計を構成するようにした ことを特徴とする管内径計測装置。
JP14124188U 1988-10-31 1988-10-31 Pending JPH0263406U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14124188U JPH0263406U (ja) 1988-10-31 1988-10-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14124188U JPH0263406U (ja) 1988-10-31 1988-10-31

Publications (1)

Publication Number Publication Date
JPH0263406U true JPH0263406U (ja) 1990-05-11

Family

ID=31406142

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14124188U Pending JPH0263406U (ja) 1988-10-31 1988-10-31

Country Status (1)

Country Link
JP (1) JPH0263406U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5716906B2 (ja) * 1974-07-04 1982-04-07
JPS5788310A (en) * 1980-11-11 1982-06-02 British Gas Corp Apparatus for and method of monitoring irregularities of tube or inner surface thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5716906B2 (ja) * 1974-07-04 1982-04-07
JPS5788310A (en) * 1980-11-11 1982-06-02 British Gas Corp Apparatus for and method of monitoring irregularities of tube or inner surface thereof

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