(19)

(11)

EP 2 181 234 A1

(12)

(43) Date of publication: 05.05.2010 Bulletin 2010/18 (21) Application number: 08786519.2 (22) Date of filing: 28.07.2008

(51) International Patent Classification (IPC):  E06C 7/48(2006.01) (86) International application number: PCT/EP2008/059878 (87) International publication number: WO 2009/019162 (12.02.2009 Gazette 2009/07)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 07.08.2007 SE 0701833 28.09.2007 SE 0702193 (71) Applicant: Telesteps AB 573 24 Tranås (SE)	(72) Inventors: ERIKSSON, Per-Olof S-573 93 Tranås (SE) HOLMBERG, Marcus S-573 37 Tranås (SE) (74) Representative: Ström & Gulliksson AB  Studentgatan 1 P.O. Box 4188 203 13 Malmö 203 13 Malmö (SE)