Patent ID: 8264121
Filing Date: 2012-09-11
Classification: H02N

Abstract:
1. An apparatus, comprising: at least one central support centered about a central axis; a first stator fixedly connected to said at least one central support, wherein said first stator comprises a plurality of first stator elements, wherein at least one first stator element of said plurality of first stator elements has a non-angled edge; a second stator fixedly connected to said at least one central support, said second stator comprising a plurality of second stator elements fixedly attached to said at least one central support, wherein at least one second stator element of said plurality of second stator elements has a non-angled edge; an outer support rotatably centered about said central axis; and a rotor located between said first stator and said second stator, wherein said rotor comprises a plurality of rotor elements in contact with said outer support, wherein at least one rotor element of said plurality of rotor elements has a non-angled edge.