EP 2218829 B1 20141112 - Cutting bit for a slotted wall cutter
Title (en)
Cutting bit for a slotted wall cutter
Title (de)
Fräszahn für eine Schlitzwandfräse
Title (fr)
Dent de fraisage pour une fraise pour paroi moulée
Publication
Application
Priority
DE 202009001814 U 20090212
Abstract (en)
[origin: CN101806081A] The invention relates to a cutting tooth for a trench wall cutter having a tongue-shaped tooth base for reception in a cutting wheel, whereby the tongue-shaped tooth base has a circumferentially surrounding holding groove, and at least one cut-ter which is arranged at the head-side of the tooth base. Provision is made for the cutting tooth with the tooth base and the cutter to be designed mirror-symmetrically to a plane of symmetry so that at least two opposite arranged cutters are present on the tooth base.
IPC 8 full level
E02D 17/13 (2006.01); E02F 9/28 (2006.01); E21C 35/18 (2006.01)
CPC (source: EP US)
E02D 17/13 (2013.01 - EP US); E02F 9/2858 (2013.01 - EP US); E02F 9/2866 (2013.01 - EP US)
Citation (examination)
US 4120106 A 19781017 - SMITH DONALD WAYNE, et al
Designated contracting state (EPC)
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 SE SI SK SM TR
DOCDB simple family (publication)
DE 202009001814 U1 20090430; CN 101806081 A 20100818; CN 101806081 B 20130410; EP 2218829 A2 20100818; EP 2218829 A3 20130612; EP 2218829 B1 20141112; KR 101238671 B1 20130304; KR 20100092385 A 20100820; US 2010205835 A1 20100819; US 8051588 B2 20111108
DOCDB simple family (application)
DE 202009001814 U 20090212; CN 201010142120 A 20100212; EP 10001172 A 20100204; KR 20100012658 A 20100211; US 70026710 A 20100204