(19)
(11) EP 2 429 738 A1

(12)

(43) Date of publication:
21.03.2012 Bulletin 2012/12

(21) Application number: 10718607.4

(22) Date of filing: 11.05.2010
(51) International Patent Classification (IPC): 
B21K 1/46(2006.01)
B21K 7/02(2006.01)
(86) International application number:
PCT/EP2010/056462
(87) International publication number:
WO 2010/130738 (18.11.2010 Gazette 2010/46)
(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 SE SI SK SM TR

(30) Priority: 12.05.2009 ES 200930156

(71) Applicant: Metagra Bergara, S.A.
20570 Bergara (ES)

(72) Inventors:
  • SOTO CHASCO, Antonio, Joaquín
    E-20570 Bergara (ES)
  • SOTO CHASCO, Luis, María
    E-20570 Bergara (ES)
  • MOÑUX URIBESALGO, Miguel
    E-20570 Bergara (ES)

(74) Representative: Igartua, Ismael 
Galbaian S.Coop. CIF F75048033 Polo de Innovación Garaia Goiru Kalea 1 - P.O. Box 213
ES-20500 Arrasate-Mondragón (Gipuzkoa)
ES-20500 Arrasate-Mondragón (Gipuzkoa) (ES)

   


(54) METHOD FOR MANUFACTURING FIXING MEMBERS ADAPTED FOR RAILWAY SLEEPERS BY COLD FORMING