EP 2221125 B1 20110928 - Hydroforming tool
Title (en)
Hydroforming tool
Title (de)
Hydroformwerkzeug
Title (fr)
Outil d'hydroformage
Publication
Application
Priority
EP 09002391 A 20090220
Abstract (en)
[origin: EP2221125A1] The tool (1) has an upper part (2) with a shaping die (26) and a lower part with a supply line for applying a workpiece with a fluid under high pressure. A compensation unit is arranged in the upper part for compensating a process pressure indexed deflection. The compensation unit comprises a compensation plate (22) that has a recess (23) for generating a hydraulic pressure pad. The compensation plate is connected with a distance plate (21) and a hydraulic line (25) is attached in the distance plate.
IPC 8 full level
B21D 26/02 (2011.01)
CPC (source: EP)
B21D 26/021 (2013.01); B21D 26/031 (2013.01); B30B 15/007 (2013.01)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 2221125 A1 20100825; EP 2221125 B1 20110928; AT E526096 T1 20111015; ES 2374020 T3 20120213; ES 2374020 T9 20120504
DOCDB simple family (application)
EP 09002391 A 20090220; AT 09002391 T 20090220; ES 09002391 T 20090220