(19)

(11)

EP 2 373 888 A1

(12)

(43) Date of publication: 12.10.2011 Bulletin 2011/41 (21) Application number: 09832552.5 (22) Date of filing: 10.12.2009

(51) International Patent Classification (IPC):  F03D 9/00(2006.01) (86) International application number: PCT/US2009/067535 (87) International publication number: WO 2010/068780 (17.06.2010 Gazette 2010/24)

(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 (30) Priority: 10.12.2008 US 121412 P 10.12.2008 US 332313 (71) Applicant: V Squared Wind, Inc. West Roxbury, MA 02132 (US)	(72) Inventor: FREDA, Robert, M. West Roxbury MA 02132 (US) (74) Representative: Naismith, Robert Stewart  Marks & Clerk LLP Aurora 120 Bothwell Street Glasgow G2 7JS Glasgow G2 7JS (GB)