JPS57152327A - Joining method for square cylindrical tube - Google Patents

Joining method for square cylindrical tube

Info

Publication number
JPS57152327A
JPS57152327A JP3898981A JP3898981A JPS57152327A JP S57152327 A JPS57152327 A JP S57152327A JP 3898981 A JP3898981 A JP 3898981A JP 3898981 A JP3898981 A JP 3898981A JP S57152327 A JPS57152327 A JP S57152327A
Authority
JP
Japan
Prior art keywords
tube
square cylindrical
square
cylindrical tube
joined
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
JP3898981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6123051B2 (enrdf_load_stackoverflow
Inventor
Akira Imai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanwa Shutter Corp
Original Assignee
Sanwa Shutter Corp
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 Sanwa Shutter Corp filed Critical Sanwa Shutter Corp
Priority to JP3898981A priority Critical patent/JPS57152327A/ja
Publication of JPS57152327A publication Critical patent/JPS57152327A/ja
Publication of JPS6123051B2 publication Critical patent/JPS6123051B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/02—Enlarging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/04—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
JP3898981A 1981-03-17 1981-03-17 Joining method for square cylindrical tube Granted JPS57152327A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3898981A JPS57152327A (en) 1981-03-17 1981-03-17 Joining method for square cylindrical tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3898981A JPS57152327A (en) 1981-03-17 1981-03-17 Joining method for square cylindrical tube

Publications (2)

Publication Number Publication Date
JPS57152327A true JPS57152327A (en) 1982-09-20
JPS6123051B2 JPS6123051B2 (enrdf_load_stackoverflow) 1986-06-04

Family

ID=12540545

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3898981A Granted JPS57152327A (en) 1981-03-17 1981-03-17 Joining method for square cylindrical tube

Country Status (1)

Country Link
JP (1) JPS57152327A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6114029A (ja) * 1984-06-22 1986-01-22 ウイン・キキ・インコーポレイテツド 卵形断面を有するチユーブの端部を丸くする方法
EP0982087A3 (en) * 1998-08-07 2001-05-09 GKN Sankey Limited A process for forming tubular components and components made thereby
JP2009142824A (ja) * 2007-12-11 2009-07-02 Komatsu Ltd 鋼管の拡管成形方法
EP2428289A1 (en) * 2010-09-08 2012-03-14 Crowntec Fitness MFG., Ltd. Method of fabricating sleeves for trampolines

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6114029A (ja) * 1984-06-22 1986-01-22 ウイン・キキ・インコーポレイテツド 卵形断面を有するチユーブの端部を丸くする方法
EP0982087A3 (en) * 1998-08-07 2001-05-09 GKN Sankey Limited A process for forming tubular components and components made thereby
JP2009142824A (ja) * 2007-12-11 2009-07-02 Komatsu Ltd 鋼管の拡管成形方法
EP2428289A1 (en) * 2010-09-08 2012-03-14 Crowntec Fitness MFG., Ltd. Method of fabricating sleeves for trampolines

Also Published As

Publication number Publication date
JPS6123051B2 (enrdf_load_stackoverflow) 1986-06-04

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