Cleaning robot

1 . 1 is a front view of a first embodiment of a cleaning robot;

1 . 2 is a back view thereof;

1 . 3 is a left view thereof;

1 . 4 is a right view thereof;

1 . 5 is a top view thereof;

1 . 6 is a bottom view thereof;

1 . 7 is a top perspective views thereof;

1 . 8 is a bottom perspective views thereof;

1 . 9 is an enlarged view of a part denoted and marked by broken lines in 1 . 7 ;

2 . 1 is a front view of a second embodiment of a cleaning robot;

2 . 2 is a back view thereof;

2 . 3 is a left view thereof;

2 . 4 is a right view thereof;

2 . 5 is a top view thereof;

2 . 6 is a bottom view thereof;

2 . 7 is a top perspective views thereof;

2 . 8 is a bottom perspective views thereof; and

2 . 9 is an enlarged view of a part denoted and marked by broken lines in 2 . 7 .

The broken lines in the reproductions 1 . 2 to 1 . 5 and 1 . 8 depict portions of the cleaning robot that form no part of the claimed design, and the broken lines in the reproductions 1 . 7 , 1 . 9 , 2 . 7 and 2 . 9 are used only for indication purpose and form no part of the claimed design.