Patent ID: 8713835
Filing Date: 2014-05-06
Classification: F41A

Abstract:
1. A magazine for a firearm, the magazine comprising: an elongated housing having an internal chamber defined by a wall, a closed end defining a bottom and a open end at the top defining an exit, the internal chamber capable of holding a plurality of cartridges, the elongated housing defining a vertical slot through the wall; a spring located within the internal chamber; a carriage atop the spring that is disposed within the internal chamber for urging the plurality of cartridges towards the exit; a thumb slide operable within the vertical slot below the carriage, the thumb slide extending through the vertical slot and into the internal chamber so as to form an obstruction preventing downward movement of the carriage beyond the obstruction while enabling upward movement of the carriage and the plurality of cartridges within the internal chamber; and a set screw operable to prevent the thumb slide from moving when the set screw is tightened.