Global Patent Index - EP 2204500 B1

EP 2204500 B1 20160824 - Excavator with pivoting kelly

Title (en)

Excavator with pivoting kelly

Title (de)

Aushubmaschine mit schwenkbarem Kellygestänge

Title (fr)

Machine d'excavation à kelly pivotable

Publication

EP 2204500 B1 20160824 (FR)

Application

EP 09180862 A 20091229

Priority

FR 0859115 A 20081230

Abstract (en)

[origin: EP2204500A1] The machine (10) has a mast (14) arranged in a longitudinal direction, and a bar (18) i.e. kelly, whose end (18a) is provided with a ground excavation tool (20) i.e. soil-mixing cutter. A carriage (16) includes a holder unit for holding the bar relative to the carriage. The carriage moves the bar along the longitudinal direction of the mast. The holder unit occupies a locked state in which the bar is prevented from moving in translation relative to the carriage, and an unlocked state in which the bar is free to move in translation relative to the carriage. Independent claims are also included for the following: (1) a method of raising a bar of a ground excavation machine (2) a ground excavation method.

IPC 8 full level

E02D 7/16 (2006.01); E02D 13/04 (2006.01); E02D 17/13 (2006.01); E21B 19/083 (2006.01)

CPC (source: EP US)

E02D 7/16 (2013.01 - EP US); E02D 13/04 (2013.01 - EP US); E02D 17/13 (2013.01 - EP US); E21B 19/083 (2013.01 - EP US)

Citation (examination)

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)

EP 2204500 A1 20100707; EP 2204500 B1 20160824; AU 2009251160 A1 20100715; AU 2009251160 B2 20160204; FR 2940662 A1 20100702; FR 2940662 B1 20161125; SG 162711 A1 20100729; SG 182980 A1 20120830; US 2010166534 A1 20100701; US 8632275 B2 20140121

DOCDB simple family (application)

EP 09180862 A 20091229; AU 2009251160 A 20091223; FR 0859115 A 20081230; SG 2009085986 A 20091222; SG 2012048526 A 20091222; US 64880709 A 20091229