(19)

(11)

EP 2 761 089 A1

(12)

(43) Date of publication: 06.08.2014 Bulletin 2014/32 (21) Application number: 12717657.6 (22) Date of filing: 20.04.2012

(51) International Patent Classification (IPC):  E01B 31/17(2006.01) B24B 19/00(2006.01) (86) International application number: PCT/EP2012/057287 (87) International publication number: WO 2012/146540 (01.11.2012 Gazette 2012/44)

(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: 26.04.2011 IT VE20110025 (71) Applicant: Fama S.r.l. 30174 Venezia Mestre (IT)	(72) Inventor: FAVARON, Claudio I-30174 Venezia Mestre (IT) (74) Representative: Piovesana, Paolo  Via F. Baracca, 5/a 30173 Venezia-Mestre 30173 Venezia-Mestre (IT)