Patent ID: 6557287
Filing Date: 2003-05-06
Classification: F41A

Abstract:
An arrangement for extension of automatic pistol magazines in order to increase capacity, which comprises:an extension for a lower portion of said magazine, wherein the extension closes the magazine and also supports an inner spring; the extension being coupled to said magazine by an internal slide fitting with lateral ribs of said magazine; the extension having a shape of a box defined by two secondary bodies; a first secondary body being formed by a front wall and lateral walls, and having an opening on an upper face thereof, where said lateral walls are provided with inner horizontal slide channels, one on each side of an first secondary body and adjacent to the A upper edge of said lateral walls; wherein a rear open portion of the first secondary body is closed by a second secondary body sliding vertically downward on external rails of a rear edge of the lateral walls of the first secondary body in a male-female fitting with inner slide channels provided in a front face of the second secondary body; the second secondary body being locked in a closed operating position by means of an elastic tongue, said elastic tongue having at least one tooth that penetrates under a rear wall of said magazine, fitting to the lower edge of said rear wall.