Roller skate
FIG. 1 is a perspective view of a roller skate showing our new design; 
     FIG. 2 is a side elevational view thereof, the side opposite being a mirror image; 
     FIG. 3 is a top plan view thereof; 
     FIG. 4 is a bottom plan view thereof; 
     FIG. 5 is a front elevational view thereof; 
     FIG. 6 is a rear elevational view thereof; 
     FIG. 7 is a perspective view of a modified embodiment of the design shown in FIGS. 1 through 6; 
     FIG. 8 is a side elevational view thereof, the side opposite being a mirror image; 
     FIG. 9 is a top plan view thereof; and, 
     FIG. 10 is a bottom plan view thereof.