(19)

(11)

EP 1 045 657 A1

(12)

(43) Date of publication: 25.10.2000 Bulletin 2000/43 (21) Application number: 98954077.8 (22) Date of filing: 06.11.1998

(51) International Patent Classification (IPC)7: A47C 21/00 (86) International application number: PCT/CA9801/044 (87) International publication number: WO 9923/915 (20.05.1999 Gazette 1999/20)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 07.11.1997 US 966024 25.02.1998 CA 2230519 (71) Applicant: Leung, Patrick Wai-Chung North Vancouver,British Columbia V7G 2P1 (CA)	(72) Inventor: Leung, Patrick Wai-Chung North Vancouver,British Columbia V7G 2P1 (CA) (74) Representative: Tollett, Ian et al Williams, Powell & Associates,4 St. Paul's Churchyard Inn London EC4M 8AY London EC4M 8AY (GB)