To provide a robot device having leg parts hardly scratching a floor face in contact with the grounding parts of leg tips.

This robot device is provided with a body part 11 and a plurality of leg parts 12 supporting the body part and respectively put in walking operation by drive mechanisms. At least three projecting impact absorbing members 42-45 are formed at the grounding part of each leg part to support at three or more points. Walking is thereby stabilized keeping balance in walking to reduce scratches caused by an idling leg.