EP 0760901 B1 19971022 - RETAINER FOR A MINING TOOL
Title (en)
RETAINER FOR A MINING TOOL
Title (de)
HALTER FÜR EIN GEWINNUNGSWERKZEUG
Title (fr)
DIPSOSITIF D'ASSUJETTISSEMENT POUR OUTIL D'EXPLOITATION
Publication
Application
Priority
- DE 4416250 A 19940507
- EP 9501739 W 19950508
Abstract (en)
[origin: DE4416250C1] The invention relates to a retainer for a winning tool, in particular a chisel bit jumper used to extract raw material by shearing or ploughing off or to cut rock, with a retainer body (1) that has a pocket to hold the winning tool and is connected to an appropriate winning or heading machine, the wear on the retainer body (1) being minimized to extend its service life in that the holder body (1) has, in the region of its principal wear tracks, a number of wear-protection elements (4) that project out from the retainer body (1) and that are fixed in recesses (5) provided in the retainer body (1).
IPC 1-7
IPC 8 full level
E21C 35/183 (2006.01); E21C 35/18 (2006.01)
CPC (source: EP)
E21C 35/183 (2013.01); E21C 35/1833 (2020.05)
Designated contracting state (EPC)
DE GB
DOCDB simple family (publication)
DE 4416250 C1 19951123; AU 2526295 A 19951129; DE 59500869 D1 19971127; EP 0760901 A1 19970312; EP 0760901 B1 19971022; PL 317097 A1 19970317; WO 9530820 A1 19951116
DOCDB simple family (application)
DE 4416250 A 19940507; AU 2526295 A 19950508; DE 59500869 T 19950508; EP 9501739 W 19950508; EP 95919426 A 19950508; PL 31709795 A 19950508