(19)
(11) EP 2 493 651 A2

(12)

(88) Date of publication A3:
21.07.2011

(43) Date of publication:
05.09.2012 Bulletin 2012/36

(21) Application number: 10826178.5

(22) Date of filing: 28.10.2010
(51) International Patent Classification (IPC): 
B23K 26/40(2006.01)
H01S 3/067(2006.01)
 B23K 26/38(2006.01)
(86) International application number:
PCT/FI2010/050857
(87) International publication number:
WO 2011/051567 (05.05.2011 Gazette 2011/18)
(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

(30) Priority: 28.10.2009 FI 20096110

(71) Applicant: Lappeenrannan Teknillinen Yliopisto
53850 Lappeenranta (FI)

(72) Inventors:
  • SALMINEN, Antti
    FI-53850 Lappeenranta (FI)
  • PIILI, Heidi
    FI-55700 Imatra (FI)
  • PURTONEN, Tuomas
    FI-53850 Lappeenranta (FI)

(74) Representative: Papula Oy 
Mechelininkatu 1 a
00180 Helsinki
00180 Helsinki (FI)

   


(54) METHOD FOR MACHINING MATERIAL BY A LASER DEVICE