(19)

(11)

EP 3 063 353 A1

(12)

(43) Date of publication: 07.09.2016 Bulletin 2016/36 (21) Application number: 14796563.6 (22) Date of filing: 30.10.2014

(51) International Patent Classification (IPC):  E05F 1/12(2006.01) (86) International application number: PCT/NL2014/050754 (87) International publication number: WO 2015/065188 (07.05.2015 Gazette 2015/18)

(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: 30.10.2013 EP 13190821 (71) Applicant: Estem B.V. 3846 BN Harderwijk (NL)	(72) Inventors: BOUWMAN, Gerrit NL-3846 BN Harderwijk (NL) BEITLER, Maas Bernhard NL-8307 BS Ens (NL) (74) Representative: Nederlandsch Octrooibureau  P.O. Box 29720 2502 LS The Hague 2502 LS The Hague (NL)