(19)

(11)

EP 1 833 344 A1

(12)

(43) Date of publication: 19.09.2007 Bulletin 2007/38 (21) Application number: 05822299.3 (22) Date of filing: 23.12.2005

(51) International Patent Classification (IPC):  A47L 9/14(2006.01) (86) International application number: PCT/CN2005/002302 (87) International publication number: WO 2006/066514 (29.06.2006 Gazette 2006/26)

(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 (30) Priority: 23.12.2004 US 21936 (71) Applicants: Leung, Sing Kwok New Territories, Hong Kong (SAR) (CN) Yik, Chi Chung Hong Kong SAR (CN)	(72) Inventors: Leung, Sing Kwok New Territories, Hong Kong (SAR) (CN) Yik, Chi Chung Hong Kong SAR (CN) (74) Representative: Martin, David John et al Marks & Clerk 43 Park Place GB-Leeds LS1 2RY GB-Leeds LS1 2RY (GB)