EP 0901847 A1 19990317 - Mandrel for supporting the inside wall of a pipe during the cold-bending of said pipe in a press
Title (en)
Mandrel for supporting the inside wall of a pipe during the cold-bending of said pipe in a press
Title (de)
Dorn zur Stützung der Innenwandung eines Rohres während dessen Kaltumformung in einer Presse
Title (fr)
Mandrin pour appuyer sur la paroi intérieure d'un tuyau pendant le formage à froid dans une presse
Publication
Application
Priority
EP 97830447 A 19970915
Abstract (en)
A device for the cold bending of pipes in a press, comprising a plurality of substantially cylindrical elastically deformable disks as a means of supporting the inside wall of the pipe to be bent and one or more substantially rigid separator elements between the disks. <IMAGE>
IPC 1-7
IPC 8 full level
B21D 9/03 (2006.01)
CPC (source: EP)
B21D 9/03 (2013.01)
Citation (search report)
- [XY] US 4378689 A 19830405 - MOLZ THEODOR [CH]
- [Y] US 4493203 A 19850115 - WHEELER LIONEL H [US], et al
- [A] US 4671096 A 19870609 - CROSBY JR CHARLIE P [US]
- [A] US 5564303 A 19961015 - BUCHANAN ROBERT W [US], et al
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
DOCDB simple family (application)
EP 97830447 A 19970915