EP 3579990 B1 20201014 - ELECTROHYDRAULIC FORMING DEVICE
Title (en)
ELECTROHYDRAULIC FORMING DEVICE
Title (de)
VORRICHTUNG ZUR ELEKTROHYDRAULISCHEN FORMUNG
Title (fr)
DISPOSITIF D'ELECTROHYDROFORMAGE
Publication
Application
Priority
- FR 1751053 A 20170208
- EP 2018053214 W 20180208
Abstract (en)
[origin: WO2018146216A1] An electrohydraulic forming device (100) for forming a blank (160) of material, comprising: - an electrohydraulic forming chamber (110), - at least one central electrode (120) extending in a so-called longitudinal direction (XX') and comprising a first end (122) arranged inside the electrohydraulic forming chamber (110), - a body (140) provided with a bore for introducing each central electrode (120) into the electrohydraulic forming chamber, the electrohydraulic forming chamber being partially formed by said body (140), - a mould (150), and - at least one peripheral electrode (130) electrically insulated from each central electrode (120), having an end (132) arranged at a distance from and around the end (122) of a central electrode (120), said end (132) extending in a transverse plane relative to said central electrode (120).
IPC 8 full level
B21D 26/12 (2006.01)
CPC (source: EP US)
B21D 26/12 (2013.01 - EP US)
Designated contracting state (EPC)
AL 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 RS SE SI SK SM TR
DOCDB simple family (publication)
FR 3062586 A1 20180810; FR 3062586 B1 20200228; CN 110582360 A 20191217; CN 110582360 B 20201204; EP 3579990 A1 20191218; EP 3579990 B1 20201014; JP 2020506809 A 20200305; JP 7083176 B2 20220610; US 11338346 B2 20220524; US 2020001344 A1 20200102; WO 2018146216 A1 20180816
DOCDB simple family (application)
FR 1751053 A 20170208; CN 201880008414 A 20180208; EP 18703599 A 20180208; EP 2018053214 W 20180208; JP 2019563689 A 20180208; US 201816484734 A 20180208