Patent ID: 8459199

Claim:
A storage device which is to be attached to an external face ( 8 ) of a hull ( 4 ) of a submarine ( 2 ) and which is capable of containing weapons ( 14 ), which are to be deployed from the storage device on receipt of a deployment signal transmitted from inside the submarine, comprising: a means for compensating which allows variation in mass of the storage device ( 10 ) resulting from deployment of at least one weapon to be compensated for, partially or wholly, by replacing at least a volume of gas initially contained in the storage device by an identical volume of water introduced into the storage device, the means for compensating comprising: a compensation tank ( 16 , 18 ) composed of at least one reservoir which can contain gas and/or water; a means for purging ( 30 ) which allows the gas initially contained in the compensation tank to be discharged; and a means for admitting ( 40 ) which allows water to be introduced into the compensation tank; wherein the means for purging ( 30 ) comprises a means for injecting the gas discharged from the compensation tank into the submarine.