(19)

(11)

EP 2 795 029 A1

(12)

(43) Date of publication: 29.10.2014 Bulletin 2014/44 (21) Application number: 12820976.4 (22) Date of filing: 18.12.2012

(51) International Patent Classification (IPC):  E05F 5/02(2006.01) (86) International application number: PCT/NL2012/050897 (87) International publication number: WO 2013/095127 (27.06.2013 Gazette 2013/26)

(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 (30) Priority: 19.12.2011 NL 2007996 (71) Applicant: Estem B.V. 3846 BN Harderwijk (NL)	(72) Inventor: BOUWMAN, Gert NL-3846 BN Harderwijk (NL) (74) Representative: Nederlandsch Octrooibureau  P.O. Box 29720 2502 LS The Hague 2502 LS The Hague (NL)