EP 4065282 B1 20231213 - WEAR-RESISTANT ELEMENT FOR A COMMINUTING APPARATUS
Title (en)
WEAR-RESISTANT ELEMENT FOR A COMMINUTING APPARATUS
Title (de)
VERSCHLEISSSCHUTZELEMENT FÜR EINE ZERKLEINERUNGSEINRICHTUNG
Title (fr)
ÉLÉMENT RÉSISTANT À L'USURE POUR UN APPAREIL DE BROYAGE
Publication
Application
Priority
- BE 201905840 A 20191126
- DE 102019218219 A 20191126
- EP 2020083409 W 20201125
Abstract (en)
[origin: WO2021105237A1] The invention comprises a wear-resistant element (16) for partial insertion into a recess (26) in the surface of a wear face (12) of a comminuting apparatus, the wear-resistant element (16) having a fastening region (24), which can be connected to the recess (26) in the surface of the wear face (12), and having a wear region (22), which projects at least some way out of the surface of the wear face (12), wherein the fastening region (24) is formed from a metal, wherein the wear region (22) has a lateral surface (18) and a core (20), which is arranged within the lateral surface (18), wherein the core (20) is formed from a metal and the lateral surface (18) is formed from a ceramic substance (20), and wherein the material of the lateral surface comprises a ceramic substance which contains yttrium-stabilized tetragonal polycrystalline zirconia (TPZ), the TPZ containing a proportion by volume of at least 60%, preferably at least 80%, in particular 95% to 100%, of the ceramic substance.
IPC 8 full level
B02C 4/30 (2006.01); B02C 15/00 (2006.01)
CPC (source: CN EP US)
B02C 4/305 (2013.01 - CN EP US); B02C 15/005 (2013.01 - CN EP); B02C 2210/02 (2013.01 - CN EP US)
Citation (examination)
- EP 2512680 B1 20190102 - METSO SWEDEN AB [SE]
- EP 3088084 B1 20171122 - TAKRAF GMBH [DE]
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)
WO 2021105237 A1 20210603; CN 114206504 A 20220318; CN 114206504 B 20240705; DK 4065282 T3 20240115; EP 4065282 A1 20221005; EP 4065282 B1 20231213; FI 4065282 T3 20240112; US 2022410168 A1 20221229
DOCDB simple family (application)
EP 2020083409 W 20201125; CN 202080053588 A 20201125; DK 20810984 T 20201125; EP 20810984 A 20201125; FI 20810984 T 20201125; US 202017780152 A 20201125