JPS63127718U - - Google Patents

Info

Publication number
JPS63127718U
JPS63127718U JP1787887U JP1787887U JPS63127718U JP S63127718 U JPS63127718 U JP S63127718U JP 1787887 U JP1787887 U JP 1787887U JP 1787887 U JP1787887 U JP 1787887U JP S63127718 U JPS63127718 U JP S63127718U
Authority
JP
Japan
Prior art keywords
rotary pawls
frame
worked
expand
push
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
JP1787887U
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 JP1787887U priority Critical patent/JPS63127718U/ja
Publication of JPS63127718U publication Critical patent/JPS63127718U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Metal Extraction Processes (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例に係る拡管装置の側
面図、第2図はその駆動装置部の断面図、第3図
及び第4図はそれぞれ作用説明図、第5図は従来
の拡管作業の説明図である。 図面中、10はフレーム、12は回転つめ、1
3はモータ、21は巻込み鋼管である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 回転つめをフレームに円周方向に複数配設して
    回転自在に設けると共に、該回転つめを回転させ
    て作業対象の管材を内部から押し拡げて拡管させ
    る駆動装置を設けたことを特徴とする拡管装置。
JP1787887U 1987-02-12 1987-02-12 Pending JPS63127718U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1787887U JPS63127718U (ja) 1987-02-12 1987-02-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1787887U JPS63127718U (ja) 1987-02-12 1987-02-12

Publications (1)

Publication Number Publication Date
JPS63127718U true JPS63127718U (ja) 1988-08-22

Family

ID=30811040

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1787887U Pending JPS63127718U (ja) 1987-02-12 1987-02-12

Country Status (1)

Country Link
JP (1) JPS63127718U (ja)

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