(19)

(11)

EP 2 619 081 A1

(12)

(43) Date of publication: 31.07.2013 Bulletin 2013/31 (21) Application number: 11755077.2 (22) Date of filing: 13.09.2011

(51) International Patent Classification (IPC):  B63H 5/07(2006.01) B63H 21/30(2006.01) (86) International application number: PCT/EP2011/065853 (87) International publication number: WO 2012/038305 (29.03.2012 Gazette 2012/13)

(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: 24.09.2010 GB 201016134 (71) Applicant: Oceanvolt Oy 00150 Helsinki (FI)	(72) Inventors: KJELLMAN, Janne FI-00150 Helsinki (FI) LAX, Richard FI-00530 Helsinki (FI) (74) Representative: Lind, Robert  Marks & Clerk LLP Fletcher House Heatley Road The Oxford Science Park Oxford OX4 4GE Oxford OX4 4GE (GB)