| 摘要 |
A mine system comprises at least one mining machine 4 adapted to haul itself, in a reciprocable manner, along a mineral face 3, and a control box 17 housing means to control the various electrical elements of the machine(s) 4, the box 17 being located in a mine roadway 2 at one end of the mineral face 3 along which the machine(s) 4 is reciprocable, and the box 17 being electrically connected to a terminal box 15 housed in a body of the machine(s). |
