FIG. 1 is a perspective view of a locking rivet head showing our new design;

FIG. 2 is a top plan view of the locking rivet head shown in FIG. 1; and

FIG. 3 is a left side elevational view of the locking rivet head shown in FIG. 1, to which the right side view is a mirror image;

FIG. 4 is a front elevational view of the locking rivet head shown in FIG. 1, to which the rear view is a mirror image; and,

FIG. 5 is a bottom plan view of the locking rivet head shown in FIG. 1.