Main unit of vacuum cleaner

[0001]1.1 : Front view of a main unit of vacuum cleaner showing a first embodiment of our new design;

[0002]1.2 : Back view thereof;

[0003]1.3 : Left view thereof;

[0004]1.4 : Right view thereof;

[0005]1.5 : Top view thereof;

[0006]1.6 : Bottom view thereof;

[0007]1.7 : Perspective view thereof;

[0008]1.8 : Perspective view thereof;

[0009]2.1 : Front view of a main unit of vacuum cleaner showing a second embodiment of our new design;

[0010]2.2 : Back view thereof;

[0011]2.3 : Left view thereof;

[0012]2.4 : Right view thereof;

[0013]2.5 : Top view thereof;

[0014]2.6 : Bottom view thereof;

[0015]2.7 : Perspective view thereof;

[0016]2.8 : Perspective view thereof;

[0017]3.1 : Front view of a main unit of vacuum cleaner showing a third embodiment of our new design;

[0018]3.2 : Back view thereof;

[0019]3.3 : Left view thereof;

[0020]3.4 : Right view thereof;

[0021]3.5 : Top view thereof;

[0022]3.6 : Bottom view thereof;

[0023]3.7 : Perspective view thereof; and

[0024]3.8 : Perspective view thereof.

[0025]The upper portion of the main unit of vacuum cleaner of each of the first and second embodiments shown in reproductions 1.1 to 2.8 includes a transparent outer part, while the upper portion of the main unit of vacuum cleaner of the third embodiment shown in reproductions 3.1 to 3.8 includes a translucence outer part.