(19)
(11) EP 2 825 344 A1

(12)

(43) Date of publication:
21.01.2015 Bulletin 2015/04

(21) Application number: 13760572.1

(22) Date of filing: 18.03.2013
(51) International Patent Classification (IPC): 
B23K 26/04(2014.01)
(86) International application number:
PCT/US2013/032781
(87) International publication number:
WO 2013/138802 (19.09.2013 Gazette 2013/38)
(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: 16.03.2012 US 201213422190

(71) Applicant: IPG Microsystems LLC
Manchester, NH 03102 (US)

(72) Inventors:
  • SERCEL, Jeffrey, P.
    Hollis, New Hampshire 03049 (US)
  • MENDES, Marco
    Manchester, New Hampshire 03104 (US)
  • HANNON, Mathew
    Bedford, New Hampshire 03110 (US)
  • VON DADELSZEN, Michael
    Merrimack, New Hampshire 03054 (US)

(74) Representative: Habermann, Hruschka & Schnabel 
Montgelasstrasse 2
81679 Munich
81679 Munich (DE)

   


(54) LASER SCRIBING WITH EXTENDED DEPTH AFFECTATION INTO A WORKPIECE