EP 1055465 A3 20010418 - Method and apparatus for deep drawing sheet metal plates
Title (en)
Method and apparatus for deep drawing sheet metal plates
Title (de)
Verfahren und Vorrichtung zum Tiefziehen von Blechformteilen
Title (fr)
Procédé et appareil pour l'emboutissage profond de tôles
Publication
Application
Priority
DE 19923540 A 19990521
Abstract (en)
[origin: EP1055465A2] A deep drawing process in which formed sheet parts are locally annealed in the deep drawing press is new. An Independent claim is also included for a deep drawing press equipped with a heater (6) for carrying out the above proces
IPC 1-7
IPC 8 full level
B21D 22/20 (2006.01); B21D 22/22 (2006.01); B21D 24/16 (2006.01); B21D 37/16 (2006.01)
CPC (source: EP)
B21D 22/20 (2013.01); B21D 24/16 (2013.01)
Citation (search report)
- [XY] DE 2332287 A1 19750116 - WMF WUERTTEMBERG METALLWAREN
- [Y] EP 0916427 A1 19990519 - INST TECH PRECISION ENG [JP]
- [X] FR 2692504 A1 19931224 - LORRAINE LAMINAGE [FR]
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 1055465 A2 20001129; EP 1055465 A3 20010418; EP 1055465 B1 20021218; DE 19923540 A1 20001207; DE 50000953 D1 20030130; ES 2188446 T3 20030701
DOCDB simple family (application)
EP 00110779 A 20000520; DE 19923540 A 19990521; DE 50000953 T 20000520; ES 00110779 T 20000520