20150236553 | SYSTEM FOR LOCKING WIND TURBINE ROTATING ELECTRIC MACHINE SEGMENTS - A system for locking wind turbine rotating electric machine segments has a supporting structure extending about an axis of rotation and having a first mating face, and a plurality of first axial grooves, each communicating with the first mating face; a plurality of segments, each having a second mating face, and a second axial groove which is positioned facing and adjacent to one of the first grooves; and an expansion plug configured to engage a first and second groove facing each other; the first and second groove and the expansion plug being configured so that the expansion plug, when expanded, exerts a force with a radial component to lock the segment to the supporting structure along the respective second and first mating face. | 08-20-2015 |