(19)

(11)

EP 1 137 361 A1

(12)

(43) Date of publication: 04.10.2001 Bulletin 2001/40 (21) Application number: 99956458.6 (22) Date of filing: 14.10.1999

(51) International Patent Classification (IPC)7: A47L 11/30 (86) International application number: PCT/SE9901/859 (87) International publication number: WO 0024/305 (04.05.2000 Gazette 2000/18)

(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: 14.10.1998 SE 9803535 (71) Applicant: Noton AB 662 23 m l (SE)	(72) Inventor: GUSTAFSSON, Berndt S-662 31 Amal (SE) (74) Representative: Hammond, Andrew David et al Göteborgs Patentbyra Dahls AB,Sjöporten 4 417 64 Göteborg 417 64 Göteborg (SE)