(19)

(11)

EP 2 834 431 A1

(12)

(43) Date of publication: 11.02.2015 Bulletin 2015/07 (21) Application number: 13725763.0 (22) Date of filing: 04.04.2013

(51) International Patent Classification (IPC):  E04G 5/02(2006.01) (86) International application number: PCT/IB2013/052688 (87) International publication number: WO 2013/150474 (10.10.2013 Gazette 2013/41)

(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: 04.04.2012 IT PD20120105 (71) Applicant: Gomiero, Renato 35030 Rovolon (PD) (IT)	(72) Inventor: Gomiero, Renato 35030 Rovolon (PD) (IT) (74) Representative: Vinci, Marcello  Ufficio Veneto Brevetti Via Sorio 116 35141 Padova 35141 Padova (IT)