EP 0931605 B1 20011219 - Method for producing an elongated hollow body
Title (en)
Method for producing an elongated hollow body
Title (de)
Verfahren zur Herstellung eines länglichen Hohlkörpers
Title (fr)
Méthode de production d'un corps creux allongé
Publication
Application
Priority
DE 19802685 A 19980124
Abstract (en)
[origin: EP0931605A2] The naturally hard aluminum or hardenable aluminum alloy manganese and the hardenable aluminum alloy can be aluminum magnesium silicium 1. At least two plates of different wall thickness are joined together and the resultant plate is shaped to form a hollow body. Finally, the body longitudinal edges are seamed together. The hollow body by hydraulic inner high pressure shaping is then brought to its final configuration.
IPC 1-7
IPC 8 full level
B21C 37/06 (2006.01); B21D 26/02 (2006.01); B21D 26/057 (2011.01); B21D 51/16 (2006.01); B21D 53/88 (2006.01); B62D 65/00 (2006.01)
CPC (source: EP)
B21C 37/06 (2013.01); B21C 37/065 (2013.01); B21D 26/057 (2013.01)
Designated contracting state (EPC)
DE ES FR GB IT PT SE
DOCDB simple family (publication)
EP 0931605 A2 19990728; EP 0931605 A3 20000503; EP 0931605 B1 20011219; BR 9804252 A 19991207; CZ 295791 B6 20051116; CZ 322298 A3 19991013; DE 19802685 A1 19990729; DE 59802523 D1 20020131; ES 2166584 T3 20020416; PT 931605 E 20020628
DOCDB simple family (application)
EP 98118631 A 19981001; BR 9804252 A 19981027; CZ 322298 A 19981006; DE 19802685 A 19980124; DE 59802523 T 19981001; ES 98118631 T 19981001; PT 98118631 T 19981001