EP 3488944 A1 20190529 - PROCESS FOR THE PRODUCTION OF A CAN BODY BY WALL IRONING
Title (en)
PROCESS FOR THE PRODUCTION OF A CAN BODY BY WALL IRONING
Title (de)
VERFAHREN ZUR HERSTELLUNG EINES DOSENKÖRPERS DURCH WANDGLÄTTUNG
Title (fr)
PROCÉDÉ DE PRODUCTION D'UN CORPS DE BOÎTE MÉTALLIQUE PAR ÉTIRAGE DE PAROI
Publication
Application
Priority
EP 17203790 A 20171127
Abstract (en)
The invention relates to a process for the production of a can body comprising a base and a tubular body from sheet metal which is coated on at least one side with a polymer layer, in which process, firstly, a round disc is produced from the sheet metal, which disc is then deep-drawn into a cup which has a polymer layer at least on the outside, after which this cup is formed into a can body by wall ironing, the wall ironing taking place in a single stroke by moving the cup successively through a redraw die and one or more wall-ironing rings.
IPC 8 full level
B21D 22/20 (2006.01); B21D 51/26 (2006.01)
CPC (source: EP)
B21D 22/20 (2013.01); B21D 51/26 (2013.01)
Citation (applicant)
- EP 0402006 A1 19901212 - CMB FOODCAN PLC [GB]
- US 3765206 A 19731016 - SHAH D, et al
- EP 0298560 A2 19890111 - HOOGOVENS GROEP BV [NL]
- GB 2547016 A 20170809 - CROWN PACKAGING TECHNOLOGY INC [US]
Citation (search report)
- [XDI] GB 2547016 A 20170809 - CROWN PACKAGING TECHNOLOGY INC [US]
- [XA] JP H10249462 A 19980922 - KISHIMOTO AKIRA
- [XA] JP H05337563 A 19931221 - AIDA ENG LTD, et al
- [XA] WO 2009123295 A1 20091008 - JFE STEEL CORP [JP], et al
- [XDA] US 3765206 A 19731016 - SHAH D, et al
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
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
DOCDB simple family (application)
EP 18208554 A 20181127