Global Patent Index - EP 2754854 B1

EP 2754854 B1 20160727 - Method for holding a pick and associated apparatus

Title (en)

Method for holding a pick and associated apparatus

Title (de)

Verfahren zur Lagerung eines Meißels sowie zugehörige Vorrichtung

Title (fr)

Procédé de fixation d'un pic ainsi que dispositif correspondant

Publication

EP 2754854 B1 20160727 (DE)

Application

EP 13150683 A 20130109

Priority

EP 13150683 A 20130109

Abstract (en)

[origin: EP2754854A1] The apparatus has rollers rotatably mounted about longitudinal axis, a tool holder (1), a bearing element for carrying a round shaft bit (32). The tool holder has a receptacle (6) in which bearing element is received. The bearing element is provided with a bore (30). A fixing element (12) is connected to bearing element by a screw in force-transmitting manner. The fixing element is arranged coaxially to bearing element. The fixing element has an external thread (28) in a threaded portion (27) that is engaged with an internal thread of bearing element. An independent claim is included for a method for assembly of bearing element.

IPC 8 full level

E21C 35/197 (2006.01)

CPC (source: EP)

E21C 35/191 (2020.05); E21C 35/197 (2013.01)

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)

EP 2754854 A1 20140716; EP 2754854 B1 20160727

DOCDB simple family (application)

EP 13150683 A 20130109