Self-propelling projectile for firearms

A self-propelling, side-firing projectile comprising a projectile body, said body being of general bullet-like character of ogival contour, said body having a base, a cylindrical tang projecting rearwardly from said base, said tang being diametrally reduced with respect to the base of said projectile body for presenting an annular laterally opening recess, a cylindrical member extending rearwardly from said projectile body to a point remote from said tang and being closed at it's forward end and open at it's rearward end, a propellant charge provided within said cylindrical member and extending rearwardly therefrom, said tang having a socket, there being a disc disintegratable upon ignition, said disc constituting the rearward end of said laterally opening recess for defining thereby a compartment, a priming mixture received in said compartment, the closed end of said member being disposed between said disc and said propellant charge, a plug provided on said closed end of said member and extending through said case-forming for reception within said tang socket, said case-forming member having an outer wall defining exterior of said priming mixture compartment, said outer wall portion being adapted for transmission of percussion impinged thereon to said priming mixture for causing ignition of said priming mixture and disintegration of said disc whereby combustionof said propellant charge is effected upon disintegration of said disc.