(19)

(11)

EP 1 608 587 A1

(12)

(43) Date of publication: 28.12.2005 Bulletin 2005/52 (21) Application number: 04722754.1 (22) Date of filing: 23.03.2004

(51) International Patent Classification (IPC)7: B81B 1/00 (86) International application number: PCT/SE2004/000440 (87) International publication number: WO 2004/083108 (30.09.2004 Gazette 2004/40)

(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 PL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 23.03.2003 SE 0300823 29.04.2003 US 466376 P (71) Applicant: GYROS PATENT AB 751 83 Uppsala (SE)	(72) Inventors: INGANÄS, Mats S-757 55 Uppsala (SE) DERAND, Helene S-752 63 Täby (SE) LINDMAN, Susanna S-757 59 Uppsala (SE)