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EP 2 834 034 A1

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(43) Date of publication: 11.02.2015 Bulletin 2015/07 (21) Application number: 13724023.0 (22) Date of filing: 22.03.2013

(51) International Patent Classification (IPC):  B23K 26/00(2014.01) B23K 26/08(2014.01) B44C 1/22(2006.01) B23K 26/04(2014.01) B41M 5/24(2006.01) (86) International application number: PCT/PL2013/050009 (87) International publication number: WO 2013/151451 (10.10.2013 Gazette 2013/41)

(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: 05.04.2012 PL 39873512 (71) Applicant: Wroclawskie Centrum Badan EIT + SP Z O.O. 54-066 Wroclaw (PL)

(72) Inventors: ANTONCZAK, Arkadiusz PL-51-692 Wroclaw (PL) KOCON, Dariusz PL-57-360 Oldrzychowice (PL) NOWAK, Maciej PL-33-300 Nowy Sacz (PL) KOZIOL, Pawel PL-55-311 Kostomloty (PL) KACZMAREK, Pawel PL-55-231 Jelcz Laskowice (PL) WAZ, Adam PL-54-129 Wroclaw (PL) ABRAMSKI, Krzysztof PL-53-134 Wroclaw (PL) (74) Representative: Witek, Rafal  WTS Patent Attorneys Witek, Sniezko & Partners ul. Rudolfa Weigla 12 53-114 Wroclaw 53-114 Wroclaw (PL)