(19)
(11) EP 2 061 611 A1

(12)

(43) Date of publication:
27.05.2009 Bulletin 2009/22

(21) Application number: 07804525.9

(22) Date of filing: 13.09.2007
(51) International Patent Classification (IPC): 
B21D 39/03(2006.01)
(86) International application number:
PCT/HU2007/000083
(87) International publication number:
WO 2008/032130 (20.03.2008 Gazette 2008/12)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(30) Priority: 13.09.2006 HU 0600721

(71) Applicant: BALÁZS, Gyula
1113 Budapest (HU)

(72) Inventor:
  • BALÁZS, Gyula
    1113 Budapest (HU)

(74) Representative: Kovari, Zoltan et al
Kovári & Partners Patent and Trademark Attorneys LLC Naphegy u. 32
H-1016 Budapest
H-1016 Budapest (HU)

   


(54) TOOL AND PROCEDURE FOR JOINING OF OVERLAPPING PLATES BY PIERCING