Global Patent Index - EP 0638688 B1

EP 0638688 B1 19971229 - Apparatus for prestressing a micro-pile destined to support a foundation and micro-pile thus prestressed

Title (en)

Apparatus for prestressing a micro-pile destined to support a foundation and micro-pile thus prestressed

Title (de)

Verfahren zum Vorspannen eines Unterstützungspfahles eines Fundaments und vorgespannter Pfahl

Title (fr)

Dispositif pour précontraindre un micropieu destiné à soutenir une fondation et micropieu ainsi précontraint

Publication

EP 0638688 B1 19971229 (FR)

Application

EP 94401823 A 19940808

Priority

FR 9309781 A 19930809

Abstract (en)

[origin: EP0638688A1] The device includes a tube (5) designed to be placed in the foundations around the said upper part of the reinforcement and to be sealed into the foundation, means (8-14) for temporarily exerting compression on the reinforcement (1) inside the tube (5) and means (15, 17) for introducing into the tube, around the compressed reinforcement, a slurry for sealing the micro-pile into the tube. The invention applies particularly to the micro-pile used by way of an element for underpinning existing buildings and constructions. <IMAGE>

IPC 1-7

E02D 27/28; E02D 27/48

IPC 8 full level

E02D 5/36 (2006.01); E02D 27/28 (2006.01); E02D 27/48 (2006.01); E02D 35/00 (2006.01)

CPC (source: EP)

E02D 27/28 (2013.01); E02D 27/48 (2013.01); E02D 35/00 (2013.01)

Citation (examination)

DE 4005032 C2 19940609 - BAUER SPEZIALTIEFBAU [DE]

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0638688 A1 19950215; EP 0638688 B1 19971229; AT E161600 T1 19980115; DE 69407509 D1 19980205; DE 69407509 T2 19980528; FR 2708947 A1 19950217; FR 2708947 B1 19951103; HK 1005915 A1 19990129; RU 2087618 C1 19970820; RU 94028643 A 19960820; ZA 945926 B 19950412

DOCDB simple family (application)

EP 94401823 A 19940808; AT 94401823 T 19940808; DE 69407509 T 19940808; FR 9309781 A 19930809; HK 98104967 A 19980605; RU 94028643 A 19940808; ZA 945926 A 19940808