| 摘要 |
PROBLEM TO BE SOLVED: To provide an experience system which makes a human intelligibly understand that a physical burden leading to a cause of fatigue is applied to a body only by slight movement of a body gravity position in a manual work at a standing posture. SOLUTION: This experience system is provided with a rolling motion object 4 whose upper surface is considered as a riding part 4a on which the human 7 rides at the standing posture and an object 5 having an object part 5a which makes the human 7 riding on the riding part 4a of the rolling motion part 4 extend his/her hand, moves the body gravity position G of the human 7 to a side and makes the rolling motion object 4 perform a rolling motion. COPYRIGHT: (C)2005,JPO&NCIPI
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