Thrust & Gripper System
AssemblyHydraulic propulsion cylinders that push off the placed lining, plus radial grippers that brace the shield against the bore wall. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Thrust & Gripper System
10 top-level lines as of r193257| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Thrust Cylinder 4 parts | tbm-thrust-cylinder | 19× | 19 | 0 | assembly |
| 2 | Thrust Spreader Shoe | tbm-thrust-shoe | 19× | 19 | · | part |
| 3 | Gripper Pad | tbm-gripper | 2× | 2 | · | part |
| 4 | Gripper Cylinder 4 parts | tbm-gripper-cylinder | 2× | 2 | 0 | assembly |
| 5 | Cylinder Seal Kit | tbm-cylinder-seal-kit | 21× | 21 | · | part |
| 6 | Cylinder Stroke Sensor | tbm-stroke-sensor | 19× | 19 | · | part |
| 7 | Hydraulic Hose Assembly | tbm-hydraulic-hose | 60× | 60 | · | part |
| 8 | Hydraulic Fitting | tbm-hose-fitting | 120× | 120 | · | part |
| 9 | Heavy Structural Bolt | tbm-heavy-bolt | 152× | 152 | · | part |
| 10 | Hex Nut | tbm-hex-nut | 152× | 152 | · | part |