EP 0998998 A3 20021120 - Method and apparatus for making wound and bended metal sheets
Title (en)
Method and apparatus for making wound and bended metal sheets
Title (de)
Verfahren und Vorrichtung zum Herstellen gewickelter und gebogener Blechteile
Title (fr)
Procédé et appareil de fabrication de tôles enroulées et pliées
Publication
Application
Priority
DE 19850220 A 19981031
Abstract (en)
[origin: EP0998998A2] The manufacturing method has a sheet metal band indexed in steps for separation of required lengths which are wound around a bending thorn, for formation into a smooth sleeve, with deformation of the smooth sleeve into a lipped edge sleeve by a combined automatic manufacturing process. An Independent claim for a wound sheet metal component manufacturing method is also included.
IPC 1-7
IPC 8 full level
B21D 51/36 (2006.01)
CPC (source: EP)
B21D 51/36 (2013.01)
Citation (search report)
- [X] US 2081038 A 19370518 - KELLER CLARENCE J
- [A] US 3675460 A 19720711 - CAVAGNERO ERMAN V, et al
- [A] DE 3804967 A1 19890831 - GLYCO METALL WERKE [DE]
- [A] DE 2406361 A1 19750828 - GLYCO METALL WERKE
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0998998 A2 20000510; EP 0998998 A3 20021120; DE 19850220 A1 20000511; DE 19850220 C2 20030102
DOCDB simple family (application)
EP 99121642 A 19991030; DE 19850220 A 19981031