(19)

(11)

EP 2 659 074 A1

(12)

(43) Date of publication: 06.11.2013 Bulletin 2013/45 (21) Application number: 11853099.7 (22) Date of filing: 23.11.2011

(51) International Patent Classification (IPC):  E04H 12/10(2006.01) F03D 11/04(2006.01) (86) International application number: PCT/FI2011/051030 (87) International publication number: WO 2012/089908 (05.07.2012 Gazette 2012/27)

(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: 28.12.2010 FI 20106374 (71) Applicant: VaasaBall Wind Products OY 65200 Vaasa (FI)	(72) Inventor: NIEMI, Pertti FI-65200 VAASA (FI) (74) Representative: LEITZINGER OY  Tammasaarenkatu 1 00180 Helsinki 00180 Helsinki (FI)