Global Patent Index - EP 3038787 A1

EP 3038787 A1 20160706 - CUTTING CYLINDRICAL HOLLOW ARTICLES

Title (en)

CUTTING CYLINDRICAL HOLLOW ARTICLES

Title (de)

SCHNEIDEN ZYLINDRISCHER HOHLKÖRPER

Title (fr)

DÉCOUPE DE CORPS CREUX CYLINDRIQUES

Publication

EP 3038787 A1 20160706 (DE)

Application

EP 14736613 A 20140624

Priority

  • DE 102014005562 A 20140415
  • EP 2014001704 W 20140624

Abstract (en)

[origin: WO2015158356A1] The invention relates to a method for separating off an annular edge portion (2) from a cylindrical, thin-walled hollow article (1), in particular a deep-drawn, cup-shaped hollow article (1), the cylindrical hollow article (1) being turned about its cylinder axis (4) and a laser beam being directed onto the cutting point during the multiple turns until the edge portion (2) is detached from the rest of the hollow article.

IPC 8 full level

B23K 26/08 (2006.01); B23K 26/36 (2014.01); B23K 26/38 (2014.01); B23K 26/40 (2014.01)

CPC (source: EP KR US)

B23K 26/0823 (2013.01 - EP KR US); B23K 26/38 (2013.01 - EP KR US); B23K 26/40 (2013.01 - EP KR US); B23K 2101/125 (2018.07 - EP KR US); B23K 2103/04 (2018.07 - EP KR US); B23K 2103/10 (2018.07 - EP KR US); B23K 2103/12 (2018.07 - EP KR US)

Citation (search report)

See references of WO 2015158356A1

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

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

DE 102014005562 A1 20151015; CN 105992667 A 20161005; EP 3038787 A1 20160706; JP 2017515677 A 20170615; KR 20160143637 A 20161214; US 2017021458 A1 20170126; WO 2015158356 A1 20151022

DOCDB simple family (application)

DE 102014005562 A 20140415; CN 201480065821 A 20140624; EP 14736613 A 20140624; EP 2014001704 W 20140624; JP 2016537497 A 20140624; KR 20167016853 A 20140624; US 201415025267 A 20140624