20120189428 | WIND TURBINE - A wind turbine device comprising a base frame which supports a vertical axis wind operated rotor, the axis being associated to a user device and being contained in a matchingly-dimensioned cylindrical casing exhibiting two openings, respectively an inlet and an outlet, aligned perpendicular to the rotor axis, the casing being driven to rotate about the axis by a member sensitive to the direction of the wind, such that the inlet opening is always facing into the wind. | 07-26-2012 |