(19)

(11)

EP 2 776 311 A1

(12)

(43) Date of publication: 17.09.2014 Bulletin 2014/38 (21) Application number: 12783949.6 (22) Date of filing: 31.10.2012

(51) International Patent Classification (IPC):  B63C 11/34(2006.01) B63G 8/00(2006.01) (86) International application number: PCT/EP2012/071608 (87) International publication number: WO 2013/068293 (16.05.2013 Gazette 2013/20)

(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: 07.11.2011 ES 201131783 P (71) Applicant: Navantia S.A. 28006 Madrid (ES)	(72) Inventors: MARTÍNEZ CONESA, Eusebio E-28006 Madrid (ES) CÁRCELES ALONSO, Ángel E-28006 Madrid (ES) GARCÍA PELAEZ, Javier E-28006 Madrid (ES) (74) Representative: ABG Patentes, S.L.  Avenida de Burgos, 16D Edificio Euromor 28036 Madrid 28036 Madrid (ES)