Global Patent Index - EP 2720824 A1

EP 2720824 A1 20140423 - WELDING TOOL COMPRISING A SHOULDER, WELDING METHOD AND WORKPIECE

Title (en)

WELDING TOOL COMPRISING A SHOULDER, WELDING METHOD AND WORKPIECE

Title (de)

SCHWEIßWERKZEUG MIT SCHULTER, SCHWEIßVERFAHREN SOWIE WERKSTÜCK

Title (fr)

OUTIL DE SOUDAGE À ÉPAULEMENT, PROCÉDÉ DE SOUDAGE ET PIÈCE

Publication

EP 2720824 A1 20140423 (DE)

Application

EP 12742786 A 20120601

Priority

  • DE 102011106505 A 20110615
  • DE 2012000576 W 20120601

Abstract (en)

[origin: WO2012171522A1] The invention relates to a welding tool (10) for connecting at least two workpieces (28, 30) in a connection region (32) by means of friction stir welding. The welding tool (10) comprises a shoulder (12) for separating the connection region (32) from the surroundings (22), and the shoulder (12) is embodied as a form tool (34). The invention also relates to a welding method using said welding tool (10) and to a workpiece (33) that has been produced using the welding tool (10) or the welding method.

IPC 8 full level

B23K 20/12 (2006.01)

CPC (source: EP US)

B23K 20/122 (2013.01 - US); B23K 20/1245 (2013.01 - EP US); B23K 20/1265 (2013.01 - EP US)

Citation (search report)

See references of WO 2012171522A1

Citation (examination)

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)

DE 102011106505 A1 20121220; EP 2720824 A1 20140423; US 10183356 B2 20190122; US 2014203067 A1 20140724; US 2018133832 A1 20180517; US 9919378 B2 20180320; WO 2012171522 A1 20121220

DOCDB simple family (application)

DE 102011106505 A 20110615; DE 2012000576 W 20120601; EP 12742786 A 20120601; US 201214126335 A 20120601; US 201715812042 A 20171114