(19)

(11)

EP 2 567 042 A1

(12)

(43) Date of publication: 13.03.2013 Bulletin 2013/11 (21) Application number: 11734931.6 (22) Date of filing: 20.01.2011

(51) International Patent Classification (IPC):  E04C 3/12(2006.01) E04C 2/12(2006.01) (86) International application number: PCT/SE2011/000009 (87) International publication number: WO 2011/090418 (28.07.2011 Gazette 2011/30)

(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: 21.01.2010 SE 1000057 (71) Applicant: Östling, Mikael 83593 Alsen (SE)	(72) Inventor: Östling, Mikael 83593 Alsen (SE)