(19)

(11)

EP 2 440 734 A1

(12)

(43) Date of publication: 18.04.2012 Bulletin 2012/16 (21) Application number: 10786462.1 (22) Date of filing: 10.06.2010

(51) International Patent Classification (IPC):  E06B 9/24(2006.01) E06B 9/40(2006.01) (86) International application number: PCT/SE2010/050651 (87) International publication number: WO 2010/144045 (16.12.2010 Gazette 2010/50)

(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 SE SI SK SM TR (30) Priority: 10.06.2009 SE 0950444 01.07.2009 SE 0950514 (71) Applicant: Erco Systems Aktiebolag 451 75 Uddevalla (SE)	(72) Inventor: KOGSTA, Ronny S-451 96 Uddevalla (SE) (74) Representative: Andréasson, Ivar  Hynell Patenttjänst AB P.O. Box 138 683 23 Hagfors 683 23 Hagfors (SE)