Cleaning Robot

FIG. 1 is a front view of a first cleaning robot showing the new design; FIG. 2 is a rear view thereof; FIG. 3 is a left side view thereof; FIG. 4 is a right side view thereof; FIG. 5 is a top view thereof; FIG. 6 is a bottom view thereof; FIG. 7 is a front perspective view thereof; FIG. 8 is another front perspective view thereof featuring callout region 10 ; FIG. 9 is a rear perspective view thereof; FIG. 10 is an enlarged view of callout region 10 of FIG. 8 ; FIG. 11 is a front view of a second cleaning robot showing the new design; FIG. 12 is a rear view thereof; FIG. 13 is a left side view thereof; FIG. 14 is a right side view thereof; FIG. 15 is a top view thereof; FIG. 16 is a bottom view thereof; FIG. 17 is a front perspective view thereof; FIG. 18 is another front perspective view thereof featuring callout region 20 ; FIG. 19 is a rear perspective view thereof; FIG. 20 is an enlarged view of callout region 20 of FIG. 18 ; FIG. 21 is a front view of a third cleaning robot showing the new design; FIG. 22 is a rear view thereof; FIG. 23 is a left side view thereof; FIG. 24 is a right side view thereof; FIG. 25 is a top view thereof; FIG. 26 is a bottom view thereof; FIG. 27 is a front perspective view thereof; FIG. 28 is a rear perspective view thereof; FIG. 29 is another rear perspective view thereof; FIG. 30 is a front view of a fourth cleaning robot showing the new design; FIG. 31 is a rear view thereof; FIG. 32 is a left side view thereof; FIG. 33 is a right side view thereof; FIG. 34 is a top view thereof; FIG. 35 is a bottom view thereof; FIG. 36 is a front perspective view thereof; FIG. 37 is another front perspective view thereof; and, FIG. 38 is a rear perspective view thereof. The broken lines in the drawings show outer boundaries of the callout regions, and form no part of the claimed design.