DE50012231D1 - METHOD FOR FORMING AN OUTPUT PROFILE OD.DGL. WORKPIECE BY MEANS OF AN INTERNAL HIGH PRESSURE - Google Patents

METHOD FOR FORMING AN OUTPUT PROFILE OD.DGL. WORKPIECE BY MEANS OF AN INTERNAL HIGH PRESSURE

Info

Publication number
DE50012231D1
DE50012231D1 DE50012231T DE50012231T DE50012231D1 DE 50012231 D1 DE50012231 D1 DE 50012231D1 DE 50012231 T DE50012231 T DE 50012231T DE 50012231 T DE50012231 T DE 50012231T DE 50012231 D1 DE50012231 D1 DE 50012231D1
Authority
DE
Germany
Prior art keywords
dgl
workpiece
forming
high pressure
internal high
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 - Fee Related
Application number
DE50012231T
Other languages
German (de)
Inventor
Markus Gehrig
Christian Leppin
Pius Schwellinger
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.)
3A Composites International AG
Original Assignee
Alcan Technology and Management 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
Priority claimed from DE19946011A external-priority patent/DE19946011A1/en
Application filed by Alcan Technology and Management Ltd filed Critical Alcan Technology and Management Ltd
Priority to DE50012231T priority Critical patent/DE50012231D1/en
Application granted granted Critical
Publication of DE50012231D1 publication Critical patent/DE50012231D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033—Deforming tubular bodies

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
DE50012231T 1999-08-05 2000-07-21 METHOD FOR FORMING AN OUTPUT PROFILE OD.DGL. WORKPIECE BY MEANS OF AN INTERNAL HIGH PRESSURE Expired - Fee Related DE50012231D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50012231T DE50012231D1 (en) 1999-08-05 2000-07-21 METHOD FOR FORMING AN OUTPUT PROFILE OD.DGL. WORKPIECE BY MEANS OF AN INTERNAL HIGH PRESSURE

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19936501 1999-08-05
DE19946011A DE19946011A1 (en) 1999-08-05 1999-09-25 Process for reshaping an initial profile or the like workpiece by means of internal high pressure, and profile therefor
DE50012231T DE50012231D1 (en) 1999-08-05 2000-07-21 METHOD FOR FORMING AN OUTPUT PROFILE OD.DGL. WORKPIECE BY MEANS OF AN INTERNAL HIGH PRESSURE
PCT/CH2000/000401 WO2001010580A1 (en) 1999-08-05 2000-07-21 Method for shaping an initial profile or a similar workpiece using an internal high pressure and profile therefor

Publications (1)

Publication Number Publication Date
DE50012231D1 true DE50012231D1 (en) 2006-04-20

Family

ID=26054473

Family Applications (1)

Application Number Title Priority Date Filing Date
DE50012231T Expired - Fee Related DE50012231D1 (en) 1999-08-05 2000-07-21 METHOD FOR FORMING AN OUTPUT PROFILE OD.DGL. WORKPIECE BY MEANS OF AN INTERNAL HIGH PRESSURE

Country Status (3)

Country Link
EP (1) EP1206329B1 (en)
DE (1) DE50012231D1 (en)
WO (1) WO2001010580A1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4214557A1 (en) * 1992-04-28 1993-11-04 Mannesmann Ag Method for hydraulic expansion of closed hollow profiles - processes blank, which is pre-profiled before hydraulic expansion
US5339667A (en) * 1993-04-19 1994-08-23 General Motors Corporation Method for pinch free tube forming

Also Published As

Publication number Publication date
EP1206329B1 (en) 2006-02-15
EP1206329A1 (en) 2002-05-22
WO2001010580A1 (en) 2001-02-15

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DE50012231D1 (en) METHOD FOR FORMING AN OUTPUT PROFILE OD.DGL. WORKPIECE BY MEANS OF AN INTERNAL HIGH PRESSURE

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee