FIG. 1 is a top plan view showing the support arms fully extended;

FIG. 2 is a top plan view showing the support arms stowed;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view showing the support arms fully extended;

FIG. 5 is a front elevational view showing the support arms stowed, the rear view is a mirror image;

FIG. 6 is a right side elevational view; and,

FIG. 7 is a left side elevational view.