Training cartridge for a self loading gun

Abstract

A cartridge for use in non-lethal applications comprising an anterior portion and a posterior portion, the posterior portion comprising a recycling mechanism including a moveable member in the form of a piston or cylinder, slideably engaged respectively with a cylinder or a piston, gas generating means for providing gas within the cartridge, the gas generating means being initiatable by the primer on firing of the firearm to propel the moveable member in a rearward direction against the breech block so as to recycle the firearm, the anterior portion having a gas passage therethrough and being provided with a nose portion which is suitable for receiving a projectile; an expansion chamber being provided between the moveable member and the anterior portion, a source of energetic material located in the anterior portion forward of the gas channel, a percussion means of cross sectional dimension slightly smaller than the gas channel and moveable therein the energetic material being initiatable by a shock or pressure wave produced on activation of the primer, which in turn propels the percussion means to strike against the energetic material causing initiation, thereby to cause propulsion of the projectile from the cartridge.

Dependencies are inferred from the claim text.