Global Patent Index - EP 3135821 B1

EP 3135821 B1 20180307 - STRUCTURE OF PERMANENT ANCHOR

Title (en)

STRUCTURE OF PERMANENT ANCHOR

Title (de)

STRUKTUR EINES PERMANENTEN ANKERS

Title (fr)

STRUCTURE D'ANCRE PERMANENTE

Publication

EP 3135821 B1 20180307 (EN)

Application

EP 16181767 A 20160728

Priority

KR 20150120631 A 20150827

Abstract (en)

[origin: EP3135821A1] The present disclosure relates to a permanent anchor used for suppression of a collapse of cut slopes in a rock or ground cutting area or suppression of a collapse of excavation walls during engineering works and more particularly, to a permanent anchor including a steel wire fixing part (10) for fixing and coupling tension members (110) and an anchoring head part (20) to be expanded and unfolded by a grout injection pressure. The anchoring head part (20) is configured to be coupled to a lower end of the steel wire fixing part (10), and includes a fluid (50) operating by the grout injection pressure and a plurality of anchor wings (60,60') configured to be expanded and unfolded by a pressure applied by the fluid.

IPC 8 full level

E02D 5/80 (2006.01)

CPC (source: CN EP)

E02D 5/74 (2013.01 - CN); E02D 5/76 (2013.01 - CN); E02D 5/803 (2013.01 - EP); E02D 2600/30 (2013.01 - CN)

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)

EP 3135821 A1 20170301; EP 3135821 B1 20180307; CN 106498944 A 20170315; KR 101605028 B1 20160322; TR 201807752 T4 20180621; WO 2017034152 A1 20170302

DOCDB simple family (application)

EP 16181767 A 20160728; CN 201610607442 A 20160727; KR 20150120631 A 20150827; KR 2016007360 W 20160707; TR 201807752 T 20160728