| 摘要 |
The Wind powered device has a hub shaft (5) whose ends are joined to the generator (8a,b) rotor. A ring is provided in the middle of the shaft, symmetrically to the rotor blades (5a,5b). The hub bearings (6a,6b) are connected to an upper mast section (2) and pivotable about a vertical axis. Electrical energy transmission connections (10,11) are provided between the upper and lower mast (3) sections. |
