Patent ID: 8610325

Claim:
A generator, comprising: an outer casing having a plurality of outer stators configured on an inner circumferential surface of said outer casing; a non-magnetic rotor having an internal storage space and a plurality of coils wound and configured on an outer circumferential surface of said non-magnetic rotor corresponding to said outer stators, said non-magnetic rotor axially mounted on an axle, said axle rotatably supported by two ends of said outer casing; an inner casing housed in said storage space rotatably mounted on said axle by a plurality of bearings configured at specific places between said axle and said inner casing; and a plurality of inner stators configured on an outer circumferential surface of said inner casing corresponding to said outer stators; wherein said outer and inner stators are of opposite magnetic polarities and magnetic attraction is present between corresponding outer and inner stators.