(19)

(11)

EP 1 699 978 A1

(12)

(43) Date of publication: 13.09.2006 Bulletin 2006/37 (21) Application number: 03786207.5 (22) Date of filing: 16.12.2003

(51) International Patent Classification (IPC):  E01C 9/00(2006.01) E01C 9/08(2006.01) E01C 5/00(2006.01) (86) International application number: PCT/IT2003/000819 (87) International publication number: WO 2005/059254 (30.06.2005 Gazette 2005/26)

(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 (71) Applicant: Savoldi, Alvaro 25085 Gavardo (IT)	(72) Inventor: Savoldi, Alvaro 25085 Gavardo (IT) (74) Representative: Crippa, Paolo Ernesto  JACOBACCI & PARTNERS S.p.A. Piazzale Arnaldo, 2 25121 Brescia 25121 Brescia (IT)