| 摘要 |
<p>The installation has a feeder line connected to a main cable (3) that is actuated by a winch (4). A setting unit allows self rotation of a feed conveyer tube (1), or with a section of the tube to organize swiveling of feeders (2). The setting unit includes a lever assembly including a lever bar whose end is intended to cooperate with a power lever (28). An end of a connecting cable (20) is connected to the main cable and another end of the connecting cable is connected with another end of the bar. The connecting cable is independent from suspension cables (6) of the tube.</p> |
