JPS5973125A - 形材の圧延曲げ加工法 - Google Patents

形材の圧延曲げ加工法

Info

Publication number
JPS5973125A
JPS5973125A JP18367082A JP18367082A JPS5973125A JP S5973125 A JPS5973125 A JP S5973125A JP 18367082 A JP18367082 A JP 18367082A JP 18367082 A JP18367082 A JP 18367082A JP S5973125 A JPS5973125 A JP S5973125A
Authority
JP
Japan
Prior art keywords
roll
shape
bending
rolling
rolls
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
JP18367082A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0342968B2 (enrdf_load_stackoverflow
Inventor
Hiroya Murakami
碩哉 村上
Mitsuhiro Takasaki
高崎　光弘
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP18367082A priority Critical patent/JPS5973125A/ja
Publication of JPS5973125A publication Critical patent/JPS5973125A/ja
Publication of JPH0342968B2 publication Critical patent/JPH0342968B2/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
    • B21D53/00—Making other particular articles
    • B21D53/16—Making other particular articles rings, e.g. barrel hoops

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
JP18367082A 1982-10-21 1982-10-21 形材の圧延曲げ加工法 Granted JPS5973125A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18367082A JPS5973125A (ja) 1982-10-21 1982-10-21 形材の圧延曲げ加工法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18367082A JPS5973125A (ja) 1982-10-21 1982-10-21 形材の圧延曲げ加工法

Publications (2)

Publication Number Publication Date
JPS5973125A true JPS5973125A (ja) 1984-04-25
JPH0342968B2 JPH0342968B2 (enrdf_load_stackoverflow) 1991-06-28

Family

ID=16139868

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18367082A Granted JPS5973125A (ja) 1982-10-21 1982-10-21 形材の圧延曲げ加工法

Country Status (1)

Country Link
JP (1) JPS5973125A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60115331A (ja) * 1983-11-25 1985-06-21 Hitachi Ltd チャンネル材の圧延曲げ方法および装置
US6643930B2 (en) * 2001-08-02 2003-11-11 Robert Issagholian-Havai Method and apparatus for producing end flange member for cylindrical duct
EP1595613A1 (en) * 2004-05-15 2005-11-16 Eastern Sheet Metal LLC Flanged ring and device adapted to form a flanged ring and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4946467A (enrdf_load_stackoverflow) * 1972-09-06 1974-05-04
JPS5216276U (enrdf_load_stackoverflow) * 1975-07-23 1977-02-04

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4946467A (enrdf_load_stackoverflow) * 1972-09-06 1974-05-04
JPS5216276U (enrdf_load_stackoverflow) * 1975-07-23 1977-02-04

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60115331A (ja) * 1983-11-25 1985-06-21 Hitachi Ltd チャンネル材の圧延曲げ方法および装置
US6643930B2 (en) * 2001-08-02 2003-11-11 Robert Issagholian-Havai Method and apparatus for producing end flange member for cylindrical duct
EP1595613A1 (en) * 2004-05-15 2005-11-16 Eastern Sheet Metal LLC Flanged ring and device adapted to form a flanged ring and method
US7287407B2 (en) 2004-05-15 2007-10-30 Eastern Sheet Metal Device and method for forming a flanged ring

Also Published As

Publication number Publication date
JPH0342968B2 (enrdf_load_stackoverflow) 1991-06-28

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