EP 3774102 B1 20230906 - PRESSURE DIE FOR COLD-DRAWING AND INSERTS FOR A PRESSURE DIE
Title (en)
PRESSURE DIE FOR COLD-DRAWING AND INSERTS FOR A PRESSURE DIE
Title (de)
DRUCKMATRIZE ZUM KALTZIEHEN UND EINSÄTZE FÜR EINE DRUCKMATRIZE
Title (fr)
FILIÈRE SOUS PRESSION POUR TRÉFILAGE À FROID ET INSERTS POUR FILIÈRE SOUS PRESSION
Publication
Application
Priority
- IT 201800004031 A 20180328
- IB 2019052488 W 20190327
Abstract (en)
[origin: WO2019186421A1] A pressure die (1) comprising a die housing (10), a single pressure insert (30), a single drawing insert (40) and a locking ring (20) configured to lock the pressure insert (30 with respect to the die housing (10) is described, wherein said die housing (10) comprises a conical longitudinal through-hole having a taper angle; and wherein said pressure insert (30) and said drawing insert (40) are tapered with a taper angle complementing the taper angle of the conical longitudinal hole and have dimensions such that, when inserted into the conical longitudinal hole, they are not in contact with each other and define a pressure chamber (50) for a drawing lubricant. The invention also relates to a kit comprising a pressure insert and a drawing insert.
IPC 8 full level
B21C 3/04 (2006.01); B21C 3/12 (2006.01); B21C 3/14 (2006.01)
CPC (source: EP)
B21C 3/04 (2013.01); B21C 3/12 (2013.01); B21C 3/14 (2013.01)
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)
WO 2019186421 A1 20191003; CN 112368088 A 20210212; EP 3774102 A1 20210217; EP 3774102 B1 20230906; EP 3774102 C0 20230906; ES 2963456 T3 20240327; IT 201800004031 A1 20190928; MX 2020010095 A 20210325
DOCDB simple family (application)
IB 2019052488 W 20190327; CN 201980026952 A 20190327; EP 19721095 A 20190327; ES 19721095 T 20190327; IT 201800004031 A 20180328; MX 2020010095 A 20190327