| 摘要 |
PURPOSE: A walk helping unit is provided to reduce traffic accidents and pollution by innovatively decreasing moving time and energy cost. CONSTITUTION: A road moves using an electric motor. The road slides down on an oil film layer. A sliding board installed on the road. The sliding board comprises a bottom(1), a wall(2), the oil film layer(3), and an oil storage/feeding device(4). The wall prevents the oil film from being leaked out and being deviated from the center of the road. The oil storage/feeding device maintains the height of the oil film.
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