EP 2729653 A2 20140514 - TOOL HOLDER, AND CHISEL SUPPORT AND DRILLING BIT FOR A DRILL HEAD
Title (en)
TOOL HOLDER, AND CHISEL SUPPORT AND DRILLING BIT FOR A DRILL HEAD
Title (de)
WERKZEUGHALTER SOWIE MEISSELTRÄGER UND BOHRMEISSEL FÜR EINEN BOHRKOPF
Title (fr)
PORTE-OUTIL, SUPPORT DE TRÉPAN ET TRÉPAN POUR UNE TÊTE DE FORAGE
Publication
Application
Priority
- DE 102011051684 A 20110708
- EP 2012062545 W 20120628
Abstract (en)
[origin: WO2013007528A2] The invention relates to a drill head comprising a tool holder, to chisel supports mounted thereon and to drill bits. According to the invention, the chisel supports can be separated from the tool holder.
IPC 8 full level
E21B 10/20 (2006.01)
CPC (source: EP US)
E21B 10/20 (2013.01 - EP US); E21B 10/22 (2013.01 - US); E21B 10/25 (2013.01 - EP)
Citation (search report)
See references of WO 2013007528A2
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 202011051653 U1 20111117; AU 2012283286 A1 20140116; DE 102011051684 A1 20130110; EP 2729653 A2 20140514; US 2014216824 A1 20140807; WO 2013007528 A2 20130117; WO 2013007528 A3 20131031
DOCDB simple family (application)
DE 202011051653 U 20110708; AU 2012283286 A 20120628; DE 102011051684 A 20110708; EP 12733048 A 20120628; EP 2012062545 W 20120628; US 201214131640 A 20120628