| 摘要 |
PROBLEM TO BE SOLVED: To allow a moving body to escape from a rough place, with a simple configuration, in the case where the moving body that moves on an irregular ground is caught by the rough place.SOLUTION: A plurality of moving bodies 3 are connected together using a linear body 5, and under this condition, the plurality of moving bodies 3 move on an irregular ground. In the case where any of the moving bodies 3 is caught by the rough place in the irregular ground, being impossible to move, a moving body 3 is pulled by other moving body 3 through the linear body 5, to allow escaping from the rough place. |
