| 摘要 |
A vehicle speed reducing device, comprising: a roadside member provided at or adjacent to a first location along a path, the roadside member being adapted to selectively provide a first signal corresponding to a status of the roadside member; an obstructing member provided at a second location along the path, the obstructing member having an upper surface, wherein the upper surface of the obstructing member is movable between a first position in which the upper surface is substantially vertically level with the path surface and a second position in which the upper surface is vertically spaced from the path surface; and control means adapted to receive the first signal and responsively co-operate with the obstructing member so that the upper surface of the obstructing member is movable towards either the first or the second position when contacted by a vehicle. |
