Patent ID: 8549978

Claim:
System for loading and unloading cartridges into/from a magazine for firearms, said firearm comprising a breech or firing chamber wherein the cartridge is made to explode, and a mouth portion adapted to cause the cartridge to pass from the magazine into the breech; said magazine being engaged to said breech and comprising a plurality of chambers sequentially mobile with respect to the breech so as to present one after another in a loading position in which a charging mechanism inserts the cartridge into the breech; wherein each chamber slides independently on at least one rail set on the magazine longitudinally with respect to a longitudinal axis of the breech; wherein the chamber in a preloading position is constrained to the mouth portion of the breech by at least one engagement mechanism; and wherein, during passage between the preloading position and the loading position, the cartridge is released via disengagement of a lever for withholding the cartridge.