The ornamental design for a vacuumcleaner, as shown and described.
FIG. 1 is a front perspective view of a vacuum cleaner showing our new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left-side elevation view thereof;
FIG. 5 is a right-side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a rear perspective view thereof;
FIG. 9 is enlarged view of the encircled portion in FIG. 1; and,
FIG. 10 is enlarged view of the encircled portion in FIG. 8.
The dashed broken lines illustrate portions of the vacuum cleaner that form no part of the claimed design.
The dot-dash broken lines in the figures encircle portions of the claimed design that are illustrated in an enlargement and form no part of the claimed design.