(19)

(11)

EP 2 504 215 A1

(12)

(43) Date of publication: 03.10.2012 Bulletin 2012/40 (21) Application number: 10807538.3 (22) Date of filing: 23.11.2010

(51) International Patent Classification (IPC):  B61B 12/02(2006.01) E01B 25/18(2006.01) (86) International application number: PCT/IB2010/002991 (87) International publication number: WO 2011/061619 (26.05.2011 Gazette 2011/21)

(84) Designated Contracting States: 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 (30) Priority: 23.11.2009 IT MI20092062 (71) Applicant: Rolic Invest S.AR.L. 1724 Luxembourg (LU)	(72) Inventors: WIESER, Hartmut 39040 Racines (IT) ERHARTER, Nikolaus 39038 San Candido (IT) (74) Representative: Eccetto, Mauro et al Studio Torta S.p.A. Via Viotti, 9 10121 Torino 10121 Torino (IT)