EP 1614813 A1 20060111 - Screw equipment for digging to construct diaphragms
Title (en)
Screw equipment for digging to construct diaphragms
Title (de)
Bohrwerkzeug zur Herstellung einer Schlitzwand
Title (fr)
Outil de forage pour réalisation de parois de tranchées
Publication
Application
Priority
IT TO20040458 A 20040706
Abstract (en)
A screw equipment for digging to construct diaphragms is made up of a plurality of substantially vertical tubes set alongside one another (1), each containing a continuous screw (2), the top end of each screw being set in rotation by means of a motor assembly (3), whilst the bottom end (5) is provided with appropriate tools for breaking down the soil (4).
IPC 8 full level
E02D 17/13 (2006.01)
CPC (source: EP)
E02D 17/13 (2013.01)
Citation (applicant)
US 5007770 A 19910416 - SIMMONS ROBERT J [US], et al
Citation (search report)
- [DXY] US 5007770 A 19910416 - SIMMONS ROBERT J [US], et al
- [Y] EP 0020779 A1 19810107 - TAKENAKA KOMUTEN CO [JP], et al
- [Y] GB 2270329 A 19940309 - CEMENTATION PILING & FOUND [GB]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1614813 A1 20060111; EP 2098642 A1 20090909; EP 2098642 B1 20120613; ES 2389677 T3 20121030; IT TO20040458 A1 20041006
DOCDB simple family (application)
EP 05014615 A 20050706; EP 09008797 A 20050706; ES 09008797 T 20050706; IT TO20040458 A 20040706