JPH0371925B2 - - Google Patents

Info

Publication number
JPH0371925B2
JPH0371925B2 JP61074173A JP7417386A JPH0371925B2 JP H0371925 B2 JPH0371925 B2 JP H0371925B2 JP 61074173 A JP61074173 A JP 61074173A JP 7417386 A JP7417386 A JP 7417386A JP H0371925 B2 JPH0371925 B2 JP H0371925B2
Authority
JP
Japan
Prior art keywords
bending
tube
double
particles
ferromagnetic
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.)
Expired - Lifetime
Application number
JP61074173A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62234621A (ja
Inventor
Kazuhisa Aoeda
Toshiaki Okada
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.)
Yutaka Giken Co Ltd
Original Assignee
Yutaka Giken Co 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 Yutaka Giken Co Ltd filed Critical Yutaka Giken Co Ltd
Priority to JP7417386A priority Critical patent/JPS62234621A/ja
Publication of JPS62234621A publication Critical patent/JPS62234621A/ja
Publication of JPH0371925B2 publication Critical patent/JPH0371925B2/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
    • B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/005—Processes combined with methods covered by groups B21D1/00 - B21D31/00 characterized by the material of the blank or the workpiece
    • B21D35/007—Layered blanks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
JP7417386A 1986-04-02 1986-04-02 二重管曲げ加工方法 Granted JPS62234621A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7417386A JPS62234621A (ja) 1986-04-02 1986-04-02 二重管曲げ加工方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7417386A JPS62234621A (ja) 1986-04-02 1986-04-02 二重管曲げ加工方法

Publications (2)

Publication Number Publication Date
JPS62234621A JPS62234621A (ja) 1987-10-14
JPH0371925B2 true JPH0371925B2 (enrdf_load_stackoverflow) 1991-11-15

Family

ID=13539500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7417386A Granted JPS62234621A (ja) 1986-04-02 1986-04-02 二重管曲げ加工方法

Country Status (1)

Country Link
JP (1) JPS62234621A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0811257B2 (ja) * 1991-03-29 1996-02-07 株式会社ユタカ技研 二重管曲げ加工方法
JP2002120018A (ja) * 2000-10-18 2002-04-23 Opton Co Ltd 二重管の曲げ加工方法及びその装置
DE10357156B4 (de) * 2003-12-06 2014-09-18 Bayerische Motoren Werke Aktiengesellschaft Rohrbiegeanlage
DK177243B1 (da) * 2006-02-21 2012-08-06 Pedax As Fremgangsmåde samt bukkemaskine til bukning af stangformet materiale

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5870926A (ja) * 1981-10-22 1983-04-27 Mitsubishi Heavy Ind Ltd 管曲げ方法

Also Published As

Publication number Publication date
JPS62234621A (ja) 1987-10-14

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees