Adapter pad for diving helmet

FIG. 1 is a perspective view of an adapter pad for a diving helmet showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a left side view thereof;

FIG. 8 is a front elevational view taken along line A—A in FIG. 3; and,

FIG. 9 is a side elevational view showing the adapter pad used to fit a diving helmet, the details shown in broken lines are for illustrative purposes only and form no part of the claimed design.