FR2764217B1 - METHOD FOR COLD CONFORMING THE END OF A SINGLE WALL METAL TUBE TO A DOUBLE WALL END - Google Patents

METHOD FOR COLD CONFORMING THE END OF A SINGLE WALL METAL TUBE TO A DOUBLE WALL END

Info

Publication number
FR2764217B1
FR2764217B1 FR9707206A FR9707206A FR2764217B1 FR 2764217 B1 FR2764217 B1 FR 2764217B1 FR 9707206 A FR9707206 A FR 9707206A FR 9707206 A FR9707206 A FR 9707206A FR 2764217 B1 FR2764217 B1 FR 2764217B1
Authority
FR
France
Prior art keywords
conforming
cold
metal tube
double wall
single wall
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
FR9707206A
Other languages
French (fr)
Other versions
FR2764217A1 (en
Inventor
Daniel Heitz
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.)
Ems Ste
Original Assignee
Ems Ste
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 Ems Ste filed Critical Ems Ste
Priority to FR9707206A priority Critical patent/FR2764217B1/en
Priority to EP98440119A priority patent/EP0882530A3/en
Publication of FR2764217A1 publication Critical patent/FR2764217A1/en
Application granted granted Critical
Publication of FR2764217B1 publication Critical patent/FR2764217B1/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
    • B21D19/00—Flanging or other edge treatment, e.g. of tubes
    • B21D19/16—Reverse flanging of tube ends

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Rigid Containers With Two Or More Constituent Elements (AREA)
FR9707206A 1997-06-06 1997-06-06 METHOD FOR COLD CONFORMING THE END OF A SINGLE WALL METAL TUBE TO A DOUBLE WALL END Expired - Fee Related FR2764217B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9707206A FR2764217B1 (en) 1997-06-06 1997-06-06 METHOD FOR COLD CONFORMING THE END OF A SINGLE WALL METAL TUBE TO A DOUBLE WALL END
EP98440119A EP0882530A3 (en) 1997-06-06 1998-06-05 Method of cold confirmation of the double-walled end of a tube by turning over the first end-wall

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9707206A FR2764217B1 (en) 1997-06-06 1997-06-06 METHOD FOR COLD CONFORMING THE END OF A SINGLE WALL METAL TUBE TO A DOUBLE WALL END

Publications (2)

Publication Number Publication Date
FR2764217A1 FR2764217A1 (en) 1998-12-11
FR2764217B1 true FR2764217B1 (en) 1999-10-22

Family

ID=9507833

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9707206A Expired - Fee Related FR2764217B1 (en) 1997-06-06 1997-06-06 METHOD FOR COLD CONFORMING THE END OF A SINGLE WALL METAL TUBE TO A DOUBLE WALL END

Country Status (2)

Country Link
EP (1) EP0882530A3 (en)
FR (1) FR2764217B1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19750959A1 (en) * 1997-11-18 1999-06-02 Zeuna Staerker Kg Metallic pipe
FR2911942B1 (en) * 2007-01-29 2009-03-06 Legris Sa METHOD FOR CONNECTING FAR FRICTION WELDING OF AN ELEMENT AND A RETURNED END OF A MULTILAYER TUBE
EP2974807B1 (en) 2014-07-18 2017-03-22 Modulo S.R.L. Method and machine for producing an exhaust terminal for burnt gas evacuation systems of internal combustion engines
DK178550B1 (en) * 2014-11-28 2016-06-13 Værktøjsfabrikken Paw V/Helene Nedergaard Method for final forming of an open end of a pipe in one set-up and an apparatus configured to carry out the method
WO2016126218A1 (en) * 2015-02-02 2016-08-11 Dora Makina Imalat San. Ve Tic. Ltd. Sti A bending system and method
FR3103720B1 (en) * 2019-11-29 2022-04-01 Faurecia Systemes Dechappement Tube thickened by concentric roll-up
CN116020950B (en) * 2023-03-16 2023-06-16 安溪藤铁家居工业设计研究院有限公司 Flaring device for hollow rattan iron pipe orifice

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE553403C (en) * 1930-10-25 1932-07-20 Rohrbogenwerk G M B H Process for expanding pipes
DE641038C (en) * 1931-10-01 1937-01-18 Roehrenwerke Akt Ges Deutsche Device for the production of double pipe ends that are flanged to the outer wall of the pipe
SU837478A1 (en) * 1979-09-19 1981-06-15 Краматорский Индустриальный Институт Method of producing tubular by inversion
DE3422040A1 (en) * 1984-06-14 1985-12-19 Heinz-Eckhard Dipl.-Ing. 6100 Darmstadt Engel Reverse forming process for the production of double-walled cylindrical workpieces and a forming tool for this purpose

Also Published As

Publication number Publication date
EP0882530A2 (en) 1998-12-09
FR2764217A1 (en) 1998-12-11
EP0882530A3 (en) 1999-07-07

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Legal Events

Date Code Title Description
ST Notification of lapse