Robot vacuum charging unit

Description

FIG. 1 is a front elevation view of a robot vacuum charging unit showing our new design when the charging prongs are down;

FIG. 2 is a left side elevation view thereof showing our new design when the charging prongs are down, the right side being a mirror image;

FIG. 3 is a perspective view thereof showing our new design when the charging prongs are down;

FIG. 4 is a top view thereof showing our new design when the charging prongs are down;

FIG. 5 is a front elevation view thereof showing our new design when the charging prongs are up;

FIG. 6 is a left side elevation view thereof showing our new design when the charging prongs are up, the right side being a mirror image;

FIG. 7 is a perspective view thereof showing our new design when the charging prongs are up; and,

FIG. 8 is a top view thereof showing our new design when the charging prongs are up.

The bottom of the robot vacuum charging unit is unornamented and, therefore, not shown.

Claims

The ornamental design for a robot vacuum charging unit, as shown and described.