(19)

(11)

EP 2 627 849 A1

(12)

(43) Date of publication: 21.08.2013 Bulletin 2013/34 (21) Application number: 10771223.4 (22) Date of filing: 13.10.2010

(51) International Patent Classification (IPC):  E06C 1/32(2006.01) E06C 7/44(2006.01) E06C 1/39(2006.01) E06C 1/22(2006.01) (86) International application number: PCT/NL2010/050676 (87) International publication number: WO 2012/050433 (19.04.2012 Gazette 2012/16)

(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 (71) Applicant: Smart Level Company B.V. 5807 EZ Oostrum (NL)	(72) Inventors: BUS, Karolus Theodorus Wilhelmina Maria NL-5821 BD Vierlingsbeek (NL) VONK, Arnaldo Roberto NL-6813 GR Arnhem (NL) (74) Representative: Nederlandsch Octrooibureau  P.O. Box 29720 2502 LS The Hague 2502 LS The Hague (NL)