(19)

(11)

EP 2 964 425 A1

(12)

(43) Date of publication: 13.01.2016 Bulletin 2016/02 (21) Application number: 13721406.0 (22) Date of filing: 25.03.2013

(51) International Patent Classification (IPC):  B24D 3/28(2006.01) B24D 18/00(2006.01) B24D 11/00(2006.01) (86) International application number: PCT/IB2013/052351 (87) International publication number: WO 2014/135925 (12.09.2014 Gazette 2014/37)

(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 Designated Extension States: BA ME (30) Priority: 08.03.2013 IT PD20130059 (71) Applicant: Levorato Abrasivi S.r.l. 35010 Cadoneghe (PD) (IT)	(72) Inventor: LEVORATO, Nicola I-35010 Cadoneghe (PD) (IT) (74) Representative: Vinci, Marcello  Ufficio Veneto Brevetti Via Sorio 116 35141 Padova 35141 Padova (IT)