(19)

(11)

EP 3 155 198 A1

(12)

(43) Date of publication: 19.04.2017 Bulletin 2017/16 (21) Application number: 15741308.9 (22) Date of filing: 10.06.2015

(51) International Patent Classification (IPC):  E06B 3/46(2006.01) (86) International application number: PCT/IB2015/000911 (87) International publication number: WO 2015/189683 (17.12.2015 Gazette 2015/50)

(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 (30) Priority: 13.06.2014 IT RN20140022 (71) Applicant: Koblenz S.P.A. 47853 Coriano (RN) (IT)	(72) Inventor: MIGLIORINI, Massimo I-47923 Rimini (RN) (IT) (74) Representative: Paolizzi, Marco  Krona Koblenz S.p.A. Via Piane, 90 47853 Coriano (RN) 47853 Coriano (RN) (IT)