EP 4329972 A1 20240306 - METHOD FOR DETACHING A CORE SAMPLE FROM A CORE DRILL BIT OF A CORE DRILL, AND CORE DRILL
Title (en)
METHOD FOR DETACHING A CORE SAMPLE FROM A CORE DRILL BIT OF A CORE DRILL, AND CORE DRILL
Title (de)
VERFAHREN ZUM LÖSEN EINES BOHRKERNS AUS EINER BOHRKRONE EINES KERNBOHRGERÄTS UND KERNBOHRGERÄT
Title (fr)
PROCÉDÉ DE SÉPARATION DE CAROTTE DU FORET DE CAROTTAGE D'UN CAROTTIER, ET CAROTTIER ASSOCIÉ
Publication
Application
Priority
- EP 21170477 A 20210426
- EP 2022059673 W 20220412
Abstract (en)
[origin: WO2022228879A1] Disclosed is a method for detaching a core sample (5) from a core drill bit (2) of a core drill (1), comprising the following method steps: detection of an intuitive movement of the core drill (1) by said core drill (1), and initiation of a process of removing the core sample (5) by vibration. A second aspect of the invention relates to a core drill for carrying out the proposed method.
IPC 8 full level
B23B 51/04 (2006.01); B28D 1/04 (2006.01); B28D 7/00 (2006.01); G06F 3/01 (2006.01)
CPC (source: EP US)
B23B 51/04 (2013.01 - US); B23B 51/0453 (2013.01 - EP US); B28D 1/041 (2013.01 - EP); B28D 7/005 (2013.01 - EP); G06F 3/011 (2013.01 - EP); B23B 2226/75 (2013.01 - EP); B23B 2260/128 (2013.01 - EP); B23B 2270/32 (2013.01 - EP)
Citation (search report)
See references of WO 2022228879A1
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
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
EP 4082703 A1 20221102; CN 116997431 A 20231103; EP 4329972 A1 20240306; JP 2024513124 A 20240321; US 2024116117 A1 20240411; WO 2022228879 A1 20221103
DOCDB simple family (application)
EP 21170477 A 20210426; CN 202280019666 A 20220412; EP 2022059673 W 20220412; EP 22718232 A 20220412; JP 2023561857 A 20220412; US 202218286451 A 20220412