(19)

(11)

EP 1 066 427 A1

(12)

(43) Date of publication: 10.01.2001 Bulletin 2001/02 (21) Application number: 99908722.4 (22) Date of filing: 22.03.1999

(51) International Patent Classification (IPC)7: E02B 3/10 (86) International application number: PCT/CA9900/243 (87) International publication number: WO 9949/143 (30.09.1999 Gazette 1999/39)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB IE IT LI NL PT SE (30) Priority: 23.03.1998 US 79119 P 26.11.1998 CA 2254790 (71) Applicant: Déry, Daniel St-Pierre-Baptiste,Quebec G0P 1K0 (CA)	(72) Inventor: Déry, Daniel St-Pierre-Baptiste,Quebec G0P 1K0 (CA) (74) Representative: Fleck, Hermann-Josef, Dr.-Ing.  Klingengasse 2 71665 Vaihingen/Enz 71665 Vaihingen/Enz (DE)