(19)
(11) EP 2 808 926 A8

(12) CORRECTED EUROPEAN PATENT APPLICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 A1)

(48) Corrigendum issued on:
11.02.2015 Bulletin 2015/07

(88) Date of publication A3:
03.12.2014 Bulletin 2014/49

(43) Date of publication:
03.12.2014 Bulletin 2014/49

(21) Application number: 14170134.2

(22) Date of filing: 27.05.2014
(51) International Patent Classification (IPC): 
H01M 2/20(2006.01)
 H01M 2/22(2006.01)
(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
Designated Extension States:
BA ME

(30) Priority: 27.05.2013 IT TO20130424

(71) Applicant: Whitehead Sistemi Subacquei S.p.A.
57124 Livorno (LI) (IT)

(72) Inventors:
  • Tevene', Bruno
    57127 Livorno (IT)
  • Bianchi, Francesca
    57127 Livorno (IT)
  • Melidoro, Enza
    57125 Livorno (IT)

(74) Representative: Bongiovanni, Simone et al
Studio Torta S.p.A. Via Viotti, 9
10121 Torino
10121 Torino (IT)

   


(54) Power unit for naval unit, in particular submarine unit


(57) An electric power unit for a submarine vessel, wherein an insulating casing (3) houses a plurality of lithium-ion polymer batteries (7), each of which comprises a rectangular-shaped flat body (11) and is provided with a negative/positive electrode (12 and 13) formed by respective metal blades. A series interconnection device (15) is provided for a first and a second battery assembly arranged in parallel with each other, wherein a clamping device (26) compresses a layered structure formed by a first, second and third metal conductor and by the electrodes alternating between the overlaid metal conductors.