(19)
(11) EP 2 767 354 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
01.11.2017 Bulletin 2017/44

(43) Date of publication A2:
20.08.2014 Bulletin 2014/34

(21) Application number: 14468001.4

(22) Date of filing: 14.02.2014
(51) International Patent Classification (IPC): 
B22D 17/20(2006.01)
(84) Designated Contracting States:
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 States:
BA ME

(30) Priority: 14.02.2013 SI 201300033

(71) Applicant: HTS IC d.o.o.
1000 Ljubljana (SI)

(72) Inventors:
  • Taljat, Bostjan
    1358 Log Pri Brezovici (SI)
  • Meglic, Matjaz
    4205 Preddvor (SI)
  • Mali, Gregor
    4204 Golnik (SI)
  • Brili, Ales
    8281 Senovo (SI)

   


(54) Piston for cold-chamber die-casting systems


(57) Invention relates to die-casting piston comprising a piston body and a piston head specially designed for improved cooling effectiveness. The piston is proposed as technically-enhanced cost-effective alternative to standard-type copper-alloy pistons generally utilized by casting industry.







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