| 摘要 |
PROBLEM TO BE SOLVED: To shorten the axial length by arranging a pair of ring stators on concentric circles on the inside and outside of a ring shaft body. SOLUTION: The two axle compound motor is arrange to perform rotation and direct drive of a ring shaft body (10) in combination by arranging a pair of ring stators (1, 4) on concentric circles on the inner and outer circumferential sides of the ring shaft body (10) and skewing each protrusion (11, 12). COPYRIGHT: (C)2005,JPO&NCIPI
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