(19)

(11)

EP 3 068 953 A1

(12)

(43) Date of publication: 21.09.2016 Bulletin 2016/38 (21) Application number: 13774257.3 (22) Date of filing: 19.09.2013

(51) International Patent Classification (IPC):  E04B 1/28(2006.01) E04B 5/02(2006.01) E04C 1/40(2006.01) E04B 2/02(2006.01) E04B 1/58(2006.01) E04B 1/343(2006.01) E04B 5/14(2006.01) E04C 3/29(2006.01) E04B 1/35(2006.01) (86) International application number: PCT/PT2013/000055 (87) International publication number: WO 2015/041554 (26.03.2015 Gazette 2015/12)

(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 (71) Applicant: Vieira De Oliveira, Ricardo Diogo Camacho 9000-140 Funchal (PT)	(72) Inventor: Vieira De Oliveira, Ricardo Diogo Camacho 9000-140 Funchal (PT) (74) Representative: Ferreira Magno, Fernando Antonio  A.G. da Cunha Ferreira, Lda. Avenida 5 de Outubro, 146 - 7 floor 1050-061 Lisboa Avenida 5 de Outubro, 146 - 7 floor 1050-061 Lisboa (PT)