JPS584239U - セグメント式拡管機におけるセグメント形状 - Google Patents

セグメント式拡管機におけるセグメント形状

Info

Publication number
JPS584239U
JPS584239U JP9525781U JP9525781U JPS584239U JP S584239 U JPS584239 U JP S584239U JP 9525781 U JP9525781 U JP 9525781U JP 9525781 U JP9525781 U JP 9525781U JP S584239 U JPS584239 U JP S584239U
Authority
JP
Japan
Prior art keywords
segment
shape
type tube
tube expander
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.)
Granted
Application number
JP9525781U
Other languages
English (en)
Japanese (ja)
Other versions
JPS637392Y2 (enrdf_load_stackoverflow
Inventor
英夫 林
隆 中野
Original Assignee
日本鋼管株式会社
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 by 日本鋼管株式会社 filed Critical 日本鋼管株式会社
Priority to JP9525781U priority Critical patent/JPS584239U/ja
Publication of JPS584239U publication Critical patent/JPS584239U/ja
Application granted granted Critical
Publication of JPS637392Y2 publication Critical patent/JPS637392Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lining And Supports For Tunnels (AREA)
JP9525781U 1981-06-29 1981-06-29 セグメント式拡管機におけるセグメント形状 Granted JPS584239U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9525781U JPS584239U (ja) 1981-06-29 1981-06-29 セグメント式拡管機におけるセグメント形状

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9525781U JPS584239U (ja) 1981-06-29 1981-06-29 セグメント式拡管機におけるセグメント形状

Publications (2)

Publication Number Publication Date
JPS584239U true JPS584239U (ja) 1983-01-12
JPS637392Y2 JPS637392Y2 (enrdf_load_stackoverflow) 1988-03-02

Family

ID=29890171

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9525781U Granted JPS584239U (ja) 1981-06-29 1981-06-29 セグメント式拡管機におけるセグメント形状

Country Status (1)

Country Link
JP (1) JPS584239U (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007237257A (ja) * 2006-03-09 2007-09-20 Sumitomo Metal Ind Ltd メカニカルエキスパンダー及び継目無鋼管の製造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4972712A (enrdf_load_stackoverflow) * 1972-11-17 1974-07-13
JPS5614034A (en) * 1979-07-16 1981-02-10 Caterpillar Tractor Co Tube expander and its method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4972712A (enrdf_load_stackoverflow) * 1972-11-17 1974-07-13
JPS5614034A (en) * 1979-07-16 1981-02-10 Caterpillar Tractor Co Tube expander and its method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007237257A (ja) * 2006-03-09 2007-09-20 Sumitomo Metal Ind Ltd メカニカルエキスパンダー及び継目無鋼管の製造方法
EP1992428A4 (en) * 2006-03-09 2013-03-06 Nippon Steel & Sumitomo Metal Corp MECHANICAL WANDER AND MANUFACTURING METHOD FOR A SEAMLESS STEEL TUBE

Also Published As

Publication number Publication date
JPS637392Y2 (enrdf_load_stackoverflow) 1988-03-02

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