FIG. 1 is a front top quarter perspective of a knife sharpener showing the new design, wherein a cap is positioned at the top;
FIG. 2 is a rear bottom quarter view of the design in FIG. 1;
FIG. 3 is a first side view of the design in FIG. 1;
FIG. 4 is a front view of the design in FIG. 1;
FIG. 5 is a rear view of the design in FIG. 1;
FIG. 6 is a second side view of the design in FIG. 1;
FIG. 7 is a top view of the design in FIG. 1;
FIG. 8 is a bottom view of the design in FIG. 1;
FIG. 9 is a front top quarter perspective of a knife sharpener of FIGS. 1 through 8; except that the cap is removed;
FIG. 10 is a rear bottom quarter view of FIG. 9;
FIG. 11 is a first side view of the design in FIG. 9;
FIG. 12 is a front view of the design in FIG. 9;
FIG. 13 is a rear view of the design in FIG. 9;
FIG. 14 is a second side view of the design in FIG. 9;
FIG. 15 is a top view of the design in FIG. 9; and,
FIG. 16 is a bottom view of the design in FIG. 9.