(19)

(11)

EP 2 344 702 A1

(12)

(43) Date of publication: 20.07.2011 Bulletin 2011/29 (21) Application number: 09820845.7 (22) Date of filing: 14.10.2009

(51) International Patent Classification (IPC):  E04B 2/72(2006.01) E04F 13/08(2006.01) E04B 2/74(2006.01) (86) International application number: PCT/SE2009/051172 (87) International publication number: WO 2010/044739 (22.04.2010 Gazette 2010/16)

(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 MK MT NL NO PL PT RO SE SI SK SM TR Designated Extension States: AL BA RS (30) Priority: 14.10.2008 SE 0802190 (71) Applicant: Atricon AB 663 32 Skoghall (SE)	(72) Inventor: JOHANSSON, Patrick SE-663 32 Skoghall (SE) (74) Representative: Reiner, Per Jörgen et al L-O Lundquist Patentbyrå AB P.O. Box 80 651 03 Karlstad 651 03 Karlstad (SE)