(19)

(11)

EP 2 536 622 A1

(12)

(43) Date of publication: 26.12.2012 Bulletin 2012/52 (21) Application number: 11742558.7 (22) Date of filing: 15.02.2011

(51) International Patent Classification (IPC):  B63B 39/06(2006.01) B63H 25/42(2006.01) (86) International application number: PCT/SE2011/050163 (87) International publication number: WO 2011/099931 (18.08.2011 Gazette 2011/33)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 15.02.2010 SE 1050148 (71) Applicant: Humphree AB 417 49 Göteborg (SE)	(72) Inventor: LANDEGREN, Per S-444 60 Stora Höga (SE) (74) Representative: Johansson, Lars E.  Hynell Patenttjänst AB P.O. Box 138 683 23 Hagfors 683 23 Hagfors (SE)