(19)

(11)

EP 1 606 452 A1

(12)

(43) Date of publication: 21.12.2005 Bulletin 2005/51 (21) Application number: 04704189.2 (22) Date of filing: 22.01.2004

(51) International Patent Classification (IPC)7: E01B 7/02 (86) International application number: PCT/EP2004/000497 (87) International publication number: WO 2004/065691 (05.08.2004 Gazette 2004/32)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 24.01.2003 IT VE20030002 U (71) Applicant: RINALDIN, Bruna 30174-VENEZIA MESTRE (IT)	(72) Inventors: RINALDIN, Bruna I-30174 Venezia Mestre (IT) FAVARON, Claudio I-30174 Venezia Mestre (IT) (74) Representative: Piovesana, Paolo  Via F. Baracca, 5/a 30173 Venezia-Mestre 30173 Venezia-Mestre (IT)