FIG. 1 is a front view of a protective helmet incorporating the design of the present invention;
FIG. 2 is a rear view of the protective helmet of FIG. 1;
FIG. 3 is a right side view of the protective helmet of FIG. 1;
FIG. 4 is a left side view of the protective helmet of FIG. 1;
FIG. 5 is a top view of the protective helmet of FIG. 1;
FIG. 6 is another front view of the protective helmet incorporating the design of the present invention, similar to FIG. 1, but with the visor in a lowered position;
FIG. 7 is a rear view of the protective helmet of FIG. 6;
FIG. 8 is a right side view of the protective helmet of FIG. 6;
FIG. 9 is a left side view of the protective helmet of FIG. 6; and,
FIG. 10 is a top view of the protective helmet of FIG. 6.