| 摘要 |
<p>A loading dock (6a-6c) comprising a door (8a-8c) and a dock leveller (12a-12c), a hydraulic drive unit (30) providing hydraulic force for operating at least the dock leveller (12a-12c), a control unit (32) controlling the hydraulic drive unit (30), and a battery (34) providing power for the hydraulic drive unit (30).</p> |
