Auxiliary Obstacle-surmounting Ramp for Cleaning Robot

FIG. 1 . 1 is a front view of an auxiliary obstacle-surmounting ramp for cleaning robot;

FIG. 1 . 2 is a back view thereof;

FIG. 1 . 3 is a left view thereof;

FIG. 1 . 4 is a right view thereof;

FIG. 1 . 5 is a top view thereof;

FIG. 1 . 6 is a bottom view thereof;

FIG. 1 . 7 is an enlarged views of FIG. 1 . 5 ;

FIG. 1 . 8 is an enlarged views of FIG. 1 . 6 ;

FIG. 1 . 9 is a front perspective view thereof;

FIG. 1 . 10 is a back perspective view thereof.

FIG. 1 . 11 is another back perspective view thereof. and

FIG. 1 . 12 is a partially enlarged view of a part “A” circled in FIG. 1 . 9 .