FIG. 1 is a front perspective view of a water tank for cleaning robot, showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left-side view thereof;
FIG. 5 is a right-side view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a bottom rear perspective view thereof;
FIG. 9 is a front perspective view showing the combined state with a cleaning robot;
FIG. 10 is an enlarged view of the delineated portion 10 in FIG. 1;
FIG. 11 is an enlarged view of the delineated portion 11 in FIG. 1;
FIG. 12 is an enlarged view of the delineated portion 12 in FIG. 3; and,
FIG. 13 is an enlarged view of the delineated portion 13 in FIG. 5.
The evenly dashed broken lines in the figures depict environmental subject matter and form no part of the claimed design.
The dot-dash broken lines delineating portions of the claimed design that are illustrated in enlargements form no part of the claimed design.
The bracket shown in FIG. 9 indicates an association of components; the bracket forms no part of the claimed design.