(19)

(11)

EP 1 472 163 A1

(12)

(43) Date of publication: 03.11.2004 Bulletin 2004/45 (21) Application number: 03700637.6 (22) Date of filing: 07.01.2003

(51) International Patent Classification (IPC)7: B65G 53/14, B65F 9/00 (86) International application number: PCT/SE2003/000008 (87) International publication number: WO 2003/057603 (17.07.2003 Gazette 2003/29)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT SE SI SK TR Designated Extension States: AL LT LV MK RO (30) Priority: 09.01.2002 SE 0200046 (71) Applicant: Envac Centralsug AB 117 84 Stockholm (SE)	(72) Inventor: KIHLSTRÖM, Christer S-532 94 Skara (SE) (74) Representative: Stenborg, Anders Vilhelm et al Aros Patent AB,P.O. Box 1544 751 45 Uppsala 751 45 Uppsala (SE)