JPS6376319U - - Google Patents

Info

Publication number
JPS6376319U
JPS6376319U JP16891786U JP16891786U JPS6376319U JP S6376319 U JPS6376319 U JP S6376319U JP 16891786 U JP16891786 U JP 16891786U JP 16891786 U JP16891786 U JP 16891786U JP S6376319 U JPS6376319 U JP S6376319U
Authority
JP
Japan
Prior art keywords
round tube
metal round
spiral groove
tube
rollers
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
JP16891786U
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 JP16891786U priority Critical patent/JPS6376319U/ja
Publication of JPS6376319U publication Critical patent/JPS6376319U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Rigid Pipes And Flexible Pipes (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す正面図、第2
図は鼓形加圧ローラの斜視図、第3図は円周突条
付加圧ローラの斜視図、第4図は装置の要部平面
図、第5図は製品の正面図である。 A……丸管、A1……螺旋溝、10……上加圧
ローラ、20……下加圧ローラ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 直線状金属丸管Aを上下から挾んで摩擦力で回
    転させながら軸方向に送るように、直列に配置さ
    れた少なくとも3組の上下対となつた鼓形加圧ロ
    ーラ10,20が、前記管Aの軸線に対して上下
    互いに逆方向に同一角度でそれらの軸を傾斜させ
    て設けられ、前記組の両端のものを除く1組のロ
    ーラの上下何れか一方の中央部分外周に円周突条
    が形成されたことを特徴とする螺旋溝付金属丸管
    の製造装置。
JP16891786U 1986-10-31 1986-10-31 Pending JPS6376319U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16891786U JPS6376319U (ja) 1986-10-31 1986-10-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16891786U JPS6376319U (ja) 1986-10-31 1986-10-31

Publications (1)

Publication Number Publication Date
JPS6376319U true JPS6376319U (ja) 1988-05-20

Family

ID=31102245

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16891786U Pending JPS6376319U (ja) 1986-10-31 1986-10-31

Country Status (1)

Country Link
JP (1) JPS6376319U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100720729B1 (ko) 2005-04-23 2007-05-23 이기형 금속 원형 파이프에 일중 또는 다중으로 외부는 압입, 내부는 돌출 나선 부위가 형성되도록 성형하는 나선 파이프의 제조 장치 및 그 제조 장치로 제조된 나선 파이프

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100720729B1 (ko) 2005-04-23 2007-05-23 이기형 금속 원형 파이프에 일중 또는 다중으로 외부는 압입, 내부는 돌출 나선 부위가 형성되도록 성형하는 나선 파이프의 제조 장치 및 그 제조 장치로 제조된 나선 파이프

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