EP 3268569 B1 20190508 - EXCAVATING HEAD
Title (en)
EXCAVATING HEAD
Title (de)
BAGGERKOPF
Title (fr)
TÊTE D'EXCAVATION
Publication
Application
Priority
- IT MO20150056 A 20150312
- IB 2016051387 W 20160311
Abstract (en)
[origin: WO2016142910A1] The excavating head (1) comprises: an attachment element (2) to a driving machine to place the head (1) in rotation; a plate-shaped body (7) having a first main face (8) and a second main face (9), the first main face (8) being facing to the excavation front and the second main face (9) being opposite to the first main face (8) and connected to the attachment element (2); at least an excavation tool (10) associated with the plate-shaped body (7) so as to protrude at least in part from the first main face (8); and suction means (13) of the excavated material associated with said plate- shaped body (7) and comprising: a plurality of through openings (14, 15) and crossing the plate-shaped body (7) between the first main face (8) and the second main face (9); and a hood-shaped element (17) having a suction mouth (18) adjacent to the second main face (9) and surrounding the through openings (14, 15).
IPC 8 full level
E21B 7/00 (2006.01); E21B 10/08 (2006.01)
CPC (source: EP)
E21B 7/00 (2013.01); E21B 10/08 (2013.01); E21D 1/06 (2013.01)
Citation (opposition)
Opponent : Herrenknecht AG
- DE 19626591 C1 19980416 - WIRTH CO KG MASCH BOHR [DE]
- DE 4113208 A1 19921029 - HERRENKNECHT GMBH [DE]
- DE 102012004762 A1 20130912 - KOEGLER RUEDIGER [DE]
- KR 20110133517 A 20111213 - YOO JAE HO [KR]
- US 4200160 A 19800429 - NEWCOMB ALAN L [US]
- US 4195700 A 19800401 - WORDEN EUCLID P [US]
- US 3384191 A 19680521 - SCHUMACHER JR PERCY W, et al
- DE 3302117 C2 19900125
- KR 101401981 B1 20140530 - SUNGPOONG CONSTRCTIONAL CO LTD [KR]
- DE 102006026561 B3 20080103 - HERRENKNECHT AG [DE]
- DE 19626589 C1 19980212 - WIRTH CO KG MASCH BOHR [DE]
- ANONYMUS: "Kompendium Die Geheimnisse der Neigungsmesstechnik", WYLER AG, 1 January 2013 (2013-01-01), XP055684399
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 2016142910 A1 20160915; EP 3268569 A1 20180117; EP 3268569 B1 20190508
DOCDB simple family (application)
IB 2016051387 W 20160311; EP 16719491 A 20160311