CARGADOR AUTONOMO Y SISTEMA DE ARMAMENTO QUE LO INCORPORA

DEPOSITO AUTONOMO PARA UN ARMA DE FUEGO QUE INCLUYE UNA CAJA (1) PARA RECIBIR UNA SERIE DE MUNICIONES (4) EN EL MISMO, CAJA (1) QUE INCLUYE UN EXTREMO ABIERTO A TRAVES DEL CUAL SE CARGAN Y DESCARGAN LAS MUNICIONES (4), UN SEGUIDOR (3) DISPUESTO EN LA CAJA (1), UN SEGUIDOR (3) QUE PUEDE DESLIZARSE A LO LARGO DE UNA DIRECCION LONGITUDINAL AXIAL DEL DEPOSITO, UN MUELLE (2) QUE OBLIGA AL SEGUIDOR (3) HACIA EL EXTREMO ABIERTO, PARA EJERCER PRESION SOBRE LA MUNICION (4) HACIA EL EXTREMO ABIERTO, UN MEDIO CONTADOR ELECTRONICO (109, 206) INTEGRADO EN EL DEPOSITO DE MUNICION PARA CALCULAR EL NUMERO DE PROYECTILES (4) CONTENIDOS EN EL DEPOSITO DESPUES DE CARGAR LA MUNICION (4) EN EL DEPOSITO, Y MEDIOS DE INDICACION (106, 107) PARA MOSTRAR VISUALMENTE EL NUMERO DE CARTUCHOS (4) QUE HAY EN EL DEPOSITO. A self-contained magazine for a firearm includes a housing for receiving a plurality of rounds therein, the housing including an open end through which rounds are loaded and unloaded, a follower provided in the housing, said follower being slidable along a longitudinal axial direction of the magazine, a spring biasing the follower toward the open end, to bias rounds toward the open end, an electronic counter means integrated in the magazine for calculating the number of rounds contained in the magazine upon loading rounds into and unloading rounds from the magazine, and display means for displaying the number of rounds in the magazine. The present invention provides a self-contained magazine for a firearm that incorporates all essential features for calculating and displaying the number of rounds therein as the number changes due to loading and unloading. The magazine is accurate, reliable under all weather conditions, and can retroactively fit with any firearm that utilizes a magazine, so that existing firearms can continue to be utilized while taking advantage of the advanced functions provided by the present invention. The present invention provides vital information to the user to maximize the user's ability to protect, survive and prevail. The present invention is also drawn to a weapon system including a firearm and self-contained magazine.