| 摘要 |
<p>An earth working apparatus, for laying a pipe or cable underground. The earth working apparatus comprises a plurality of trenching modules 10 mounted on a frame (100, fig 2). Each trenching module 10 is arranged sequentially about a substantially vertical plane and comprises a rotary cutter 20 in communication with a conveyor 30 driven by a motor 31and has a chute 70 and compactor 80. In use, each trenching module cuts a layer of earth and replaces said layer of earth in substantially the same position from where it was cut with respect to neighbouring layers. In a second aspect, each trenching module cuts a layer of earth and conveys said layer of earth to a collection device or to a collection area. A vehicle comprising an earth working apparatus as described above.</p> |
