(19)

(11)

EP 3 237 714 A1

(12)

(43) Date of publication: 01.11.2017 Bulletin 2017/44 (21) Application number: 15823025.0 (22) Date of filing: 17.12.2015

(51) International Patent Classification (IPC):  E06B 9/06(2006.01) E06B 9/386(2006.01) E06B 9/302(2006.01) E06B 9/327(2006.01) (86) International application number: PCT/IB2015/059713 (87) International publication number: WO 2016/103123 (30.06.2016 Gazette 2016/26)

(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: 23.12.2014 IT BO20140727 (71) Applicant: Lupak Metal S.r.l. 48018 Faenza (Ravenna) (IT)	(72) Inventors: AMADORI, Daniela 25126 Brescia (IT) MOR, Carlo 25126 Brescia (IT) BETTOLI, Luca 48018 Faenza (Ravenna) (IT) (74) Representative: Conti, Marco  Bugnion S.p.A. Via di Corticella, 87 40128 Bologna 40128 Bologna (IT)