Global Patent Index - EP 2694242 A1

EP 2694242 A1 20140212 - METHOD FOR FRACTURE SPLITTING WORKPIECES, WORKPIECE, AND LASER UNIT

Title (en)

METHOD FOR FRACTURE SPLITTING WORKPIECES, WORKPIECE, AND LASER UNIT

Title (de)

VERFAHREN ZUM BRUCHTRENNEN VON WERKSTÜCKEN, WERKSTÜCK UND LASEREINHEIT

Title (fr)

PROCÉDÉ DESTINÉ À SÉPARER DES PIÈCES PAR RUPTURE, PIÈCE ET UNITÉ LASER

Publication

EP 2694242 A1 20140212 (DE)

Application

EP 12714675 A 20120410

Priority

  • EP 2011055384 W 20110406
  • EP 2012056480 W 20120410
  • EP 12714675 A 20120410

Abstract (en)

[origin: US2014090515A1] The invention relates to a method for fracture splitting workpieces and to a workpiece that is produced according to such a method. According to the invention, the feed rate and/or the laser pulse is modulated during the laser machining process dependent on the workpiece geometry and/or the laser power.

IPC 8 full level

B23K 26/36 (2006.01); B23D 31/00 (2006.01); B23K 26/08 (2006.01); F16C 7/00 (2006.01); F16C 9/04 (2006.01)

CPC (source: EP US)

B23K 26/0869 (2013.01 - EP US); B23K 26/364 (2015.10 - EP US); B23K 26/38 (2013.01 - US); F16C 9/045 (2013.01 - EP US); B23K 2101/006 (2018.07 - EP US); Y10T 74/2142 (2015.01 - EP US); Y10T 74/2186 (2015.01 - EP US)

Citation (search report)

See references of WO 2012136858A1

Designated contracting state (EPC)

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

DOCDB simple family (publication)

US 2014090515 A1 20140403; EP 2694242 A1 20140212

DOCDB simple family (application)

US 201214110023 A 20120410; EP 12714675 A 20120410