| 摘要 |
An apparatus for lifting and/or moving operations of drilling equipment on a deck, comprising a suspension device (6) with at least one lifting arm (1), where the at least one lifting arm (1), the at least one lifting arm (1) comprising at least a pair of torque arms comprising at least a first torque arm (2) and a second torque arm (3), where a first end of the first torque arm (2) is connected to the suspension device (6) and a second end of the first torque arm (2) is connected to a synchronizing linkage (9). Furthermore, a first end of the second torque arm (3) is connected to the synchronizing linkage (9) and a second end of the second torque arm (3) is connected to a load-bearing device (7), wherein the first and second torque arms (2, 3), through their respective synchronizing link (10, 11), are further connected to at least one common synchronizing device (12). |
