FIG. 1 is a front, top, left perspective view of a vacuum cleaner, showing a new design;
FIG. 2 is a front, top, right perspective view thereof;
FIG. 3 is a rear, top, left perspective view thereof;
FIG. 4 is a rear, top, right perspective view thereof;
FIG. 5 is a rear, bottom, right perspective view thereof;
FIG. 6 is a rear, bottom, left perspective view thereof;
FIG. 7 is a front, bottom, right perspective view thereof;
FIG. 8 is a front, bottom, left perspective view thereof;
FIG. 9 is a front side view thereof;
FIG. 10 is a rear view thereof;
FIG. 11 is a left view thereof;
FIG. 12 is a right view thereof;
FIG. 13 is a top view thereof; and,
FIG. 14 is a bottom view thereof.
Broken lines in the drawings are for the purpose of illustrating portions of the drawings that form no part of the claimed design.