EP0432485A3 - Verfahren und Vorrichtung zum Herstellen von Leichtmetallrohren grossen Durchmessers ausgehend von Rohren kleinen Durchmessers - Google Patents

Verfahren und Vorrichtung zum Herstellen von Leichtmetallrohren grossen Durchmessers ausgehend von Rohren kleinen Durchmessers Download PDF

Info

Publication number
EP0432485A3
EP0432485A3 EP19900121705 EP90121705A EP0432485A3 EP 0432485 A3 EP0432485 A3 EP 0432485A3 EP 19900121705 EP19900121705 EP 19900121705 EP 90121705 A EP90121705 A EP 90121705A EP 0432485 A3 EP0432485 A3 EP 0432485A3
Authority
EP
European Patent Office
Prior art keywords
tubing
production
light alloy
starting
larger diameter
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
EP19900121705
Other languages
English (en)
French (fr)
Other versions
EP0432485A2 (de
EP0432485B1 (de
Inventor
Orlando Zaffaroni
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.)
VIS Srl
Original Assignee
VIS Srl
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 VIS Srl filed Critical VIS Srl
Publication of EP0432485A2 publication Critical patent/EP0432485A2/de
Publication of EP0432485A3 publication Critical patent/EP0432485A3/de
Application granted granted Critical
Publication of EP0432485B1 publication Critical patent/EP0432485B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
  • Forging (AREA)
  • Heat Treatment Of Articles (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
EP90121705A 1989-11-15 1990-11-13 Verfahren und Vorrichtung zum Herstellen von Leichtmetallrohren grossen Durchmessers ausgehend von Rohren kleinen Durchmessers Expired - Lifetime EP0432485B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2238689 1989-11-15
IT02238689A IT1236712B (it) 1989-11-15 1989-11-15 Procedimento e apparecchiatura per la produzione di tubi in lega leggera a diametro maggiorato a partire da tubi a diametro inferiore.

Publications (3)

Publication Number Publication Date
EP0432485A2 EP0432485A2 (de) 1991-06-19
EP0432485A3 true EP0432485A3 (de) 1991-07-03
EP0432485B1 EP0432485B1 (de) 1994-06-22

Family

ID=11195577

Family Applications (1)

Application Number Title Priority Date Filing Date
EP90121705A Expired - Lifetime EP0432485B1 (de) 1989-11-15 1990-11-13 Verfahren und Vorrichtung zum Herstellen von Leichtmetallrohren grossen Durchmessers ausgehend von Rohren kleinen Durchmessers

Country Status (6)

Country Link
EP (1) EP0432485B1 (de)
AT (1) ATE107550T1 (de)
DE (1) DE69010163T2 (de)
DK (1) DK0432485T3 (de)
ES (1) ES2055851T3 (de)
IT (1) IT1236712B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2745950A1 (de) 2010-12-02 2014-06-25 Victaulic Company Verfahren und Vorrichtung zur Herstellung eines Rohrelements mit Schulter, Rinne und Wulst
AU2012302107B2 (en) 2011-09-02 2017-01-05 Victaulic Company Spin forming method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1570221A (de) * 1967-06-29 1969-06-06
FR2195491A1 (de) * 1972-08-09 1974-03-08 Roulements Soc Nouvelle
GB2007134A (en) * 1977-11-04 1979-05-16 Honda Motor Co Ltd Apparatus for roll-forming seamless annular products
GB2025818A (en) * 1978-07-19 1980-01-30 Doncaster & Sons Ltd D Method of Producing Rings from Aluminium-based Alloys
DE3237295A1 (de) * 1982-10-08 1984-04-12 Stahlwerke Plate GmbH & Co KG, 5880 Lüdenscheid Ringwalzwerk
EP0286587A2 (de) * 1987-04-07 1988-10-12 ROHRKALIBRIER- UND BOGENAUTOMATEN RoKaBo AG Verfahren zum Profilformen von als Ringkörper ausgebildeten Werkstücken und Einrichtung zur Ausübung des Verfahrens

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1570221A (de) * 1967-06-29 1969-06-06
FR2195491A1 (de) * 1972-08-09 1974-03-08 Roulements Soc Nouvelle
GB2007134A (en) * 1977-11-04 1979-05-16 Honda Motor Co Ltd Apparatus for roll-forming seamless annular products
GB2025818A (en) * 1978-07-19 1980-01-30 Doncaster & Sons Ltd D Method of Producing Rings from Aluminium-based Alloys
DE3237295A1 (de) * 1982-10-08 1984-04-12 Stahlwerke Plate GmbH & Co KG, 5880 Lüdenscheid Ringwalzwerk
EP0286587A2 (de) * 1987-04-07 1988-10-12 ROHRKALIBRIER- UND BOGENAUTOMATEN RoKaBo AG Verfahren zum Profilformen von als Ringkörper ausgebildeten Werkstücken und Einrichtung zur Ausübung des Verfahrens

Also Published As

Publication number Publication date
IT8922386A0 (it) 1989-11-15
ES2055851T3 (es) 1994-09-01
DE69010163D1 (de) 1994-07-28
IT1236712B (it) 1993-03-26
IT8922386A1 (it) 1991-05-15
DE69010163T2 (de) 1994-10-06
EP0432485A2 (de) 1991-06-19
ATE107550T1 (de) 1994-07-15
EP0432485B1 (de) 1994-06-22
DK0432485T3 (da) 1994-07-25

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