| 摘要 |
A winch assembly ( 38 ) comprising a winch ( 10 ) having a winch spool ( 23 ), an hydraulic drive motor ( 15 ), a clutch ( 17 ) for directly coupling the drive motor ( 15 ) to the winch spool ( 23 ) to effect rotation of the winch spool ( 23 ) by the drive motor ( 15 ), an hydraulic power pack ( 39 ) having an hydraulic pump ( 40 ) driven by an electric motor ( 42 ) for supplying hydraulic fluid to the winch drive motor ( 15 ) via a valve assembly ( 45 ) and a controller ( 43 ) for controlling operation of the hydraulic power pack ( 39 ) and the valve assembly ( 45 ) to control the supply of hydraulic fluid from the hydraulic power pack ( 39 ) to the winch drive motor ( 15 ).
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