(19)

(11)

EP 3 143 218 A1

(12)

(43) Date of publication: 22.03.2017 Bulletin 2017/12 (21) Application number: 15733933.4 (22) Date of filing: 12.05.2015

(51) International Patent Classification (IPC):  E04B 5/12(2006.01) E04B 5/10(2006.01) E04F 15/024(2006.01) E04F 15/02(2006.01) (86) International application number: PCT/NL2015/050334 (87) International publication number: WO 2015/174835 (19.11.2015 Gazette 2015/46)

(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: 12.05.2014 NL 2012799 (71) Applicant: Hecmar B.V. 2681 TW Monster (NL)	(72) Inventors: VAN DER AREND, Ferdinandus Petrus Johannes NL-2681 TW Monster (NL) BROOS, Johan Martien NL-2681 TW Monster (NL) BENTVELZEN, Martinus Adrianus Maria NL-2681 TW Monster (NL) (74) Representative: Nederlandsch Octrooibureau  P.O. Box 29720 2502 LS The Hague 2502 LS The Hague (NL)