Cartridge with igniter cords

A cartridge comprising a projectile that is secured to a case, wherein the case contains a propelling charge and is closed by a base, the cartridge comprising a device for igniting the propelling charge, said device comprising at least two energetic igniter cords extending between an initiating means secured to a rear part of the case and the projectile, in which cartridge the cords are joined at their rear part so as to form a strand, wherein the cords are fastened by at least one fastening means secured to the cartridge, the strand being connected to the initiating means by a packing gland making it possible to immobilize the cords both radially and axially relative to the initiating means while keeping the cords tight between their fastening means and the initiating means.