FIG. 1 is a perspective view of a vacuum cleaner showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a rear view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is a perspective view of a vacuum cleaner of FIGS. 1-7 showing my new design with various regions disclaimed;
FIG. 9 is a front view thereof;
FIG. 10 is a right side view thereof;
FIG. 11 is a left side view thereof;
FIG. 12 is a rear view thereof;
FIG. 13 is a top plan view thereof; and,
FIG. 14 is a bottom view thereof.
The broken line showing of various regions of FIGS. 8-14 is for environmental purposes only and forms no part of the claimed design.