Upper Frame
AssemblyRotating superstructure that carries the powerpack, winches, mast pivot and counterweight, slewing on the ring bearing. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Upper Frame
5 top-level lines as of r145138| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Rotating Deck | rotary-bored-piling-rig-rotating-deck | 1× | 1 | · | part |
| 2 | Swing Drive 6 parts | rotary-bored-piling-rig-swing-drive | 2× | 2 | 0 | assembly |
| 3 | Counterweight | rotary-bored-piling-rig-counterweight | 1× | 1 | · | part |
| 4 | Mast Pivot Bearing | rotary-bored-piling-rig-mast-pivot | 1× | 1 | · | part |
| 5 | Mast Luffing Cylinder | rotary-bored-piling-rig-mast-luff-cyl | 2× | 2 | · | part |