(19)

(11)

EP 3 274 534 A1

(12)

(43) Date of publication: 31.01.2018 Bulletin 2018/05 (21) Application number: 16716693.3 (22) Date of filing: 22.03.2016

(51) International Patent Classification (IPC):  E05D 15/52(2006.01) E05D 15/30(2006.01) (86) International application number: PCT/IB2016/051594 (87) International publication number: WO 2016/157023 (06.10.2016 Gazette 2016/40)

(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 Designated Validation States: MA MD (30) Priority: 27.03.2015 IT BO20150149 (71) Applicant: GSG International S.p.A. 40054 Budrio (Bologna) (IT)	(72) Inventor: LAMBERTINI, Marco 40068 San Lazzaro Di Savena (IT) (74) Representative: Milli, Simone  Bugnion S.p.A. Via di Corticella, 87 40128 Bologna 40128 Bologna (IT)