Global Patent Index - EP 0694348 B1

EP 0694348 B1 20001115 - Method and press for producing large tubes from metal sheet

Title (en)

Method and press for producing large tubes from metal sheet

Title (de)

Arbeitsverfahren und Presse zum Herstellen von Grossrohren aus Blechtafeln

Title (fr)

Méthode et presse pour la fabrication des grands tubes à partir de tôles

Publication

EP 0694348 B1 20001115 (DE)

Application

EP 95250147 A 19950620

Priority

DE 4426800 A 19940725

Abstract (en)

[origin: EP0694348A1] Method for the mfr. of large bore pipes from steel plates uses an appts comprising a pipe press plant equipped with tooling for forming the steel plate into a slotted pipe, whereby the operations edge bending, pipe forming, sizing and straightening are carried out in sequence in the same press after interchange of the appropriate tooling. Press equipment is also claimed. It has interchangeable edge bending, forming, sizing and straightening tools on the hydraulic press slide (4) and a manipulator (11,12) for tool changing. <IMAGE>

IPC 1-7

B21D 37/14; B21D 5/01

IPC 8 full level

B21C 37/08 (2006.01); B21D 5/01 (2006.01); B21D 37/14 (2006.01)

CPC (source: EP)

B21D 5/015 (2013.01); B21D 37/145 (2013.01)

Designated contracting state (EPC)

DE FR IT NL

DOCDB simple family (publication)

EP 0694348 A1 19960131; EP 0694348 B1 20001115; CZ 185495 A3 19960417; CZ 289821 B6 20020417; DE 4426800 A1 19960201; DE 59508854 D1 20001221

DOCDB simple family (application)

EP 95250147 A 19950620; CZ 185495 A 19950714; DE 4426800 A 19940725; DE 59508854 T 19950620