(19)

(11)

EP 2 430 372 A1

(12)

(43) Date of publication: 21.03.2012 Bulletin 2012/12 (21) Application number: 10769193.3 (22) Date of filing: 03.05.2010

(51) International Patent Classification (IPC):  F24F 7/007(2006.01) F24F 1/02(2011.01) (86) International application number: PCT/CA2010/000661 (87) International publication number: WO 2010/124388 (04.11.2010 Gazette 2010/44)

(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: 01.05.2009 US 174597 P (71) Applicant: Clawsey, Mark Cambridge, Ontario N1S 1V2 (CA)	(72) Inventor: Clawsey, Mark Cambridge, Ontario N1S 1V2 (CA) (74) Representative: Rees, Alexander Ellison et al Ipulse 126-130 Regent Street London W1B 5SE London W1B 5SE (GB)