(19)

(11)

EP 1 794 389 A2

(12)

(88) Date of publication A3: 15.03.2007 (43) Date of publication: 13.06.2007 Bulletin 2007/24 (21) Application number: 05777150.3 (22) Date of filing: 24.08.2005

(51) International Patent Classification (IPC):  E04G 11/56(2006.01) (86) International application number: PCT/CA2005/001281 (87) International publication number: WO 2006/021085 (02.03.2006 Gazette 2006/09)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK YU (30) Priority: 27.08.2004 CA 2479340 (71) Applicant: Gillespie Enterprises Inc. Oakville, Ontario L6J 6J2 (CA)	(72) Inventors: GILLESPIE, Paul Mississauga, Ontario L5G 2V2 (CA) MELIC, Jonny Mississuaga, Ontario L5G 2V2 (CA) (74) Representative: Petraz, Gilberto Luigi et al GLP S.r.l. Piazzale Cavedalis 6/2 33100 Udine 33100 Udine (IT)