| 摘要 |
<P>PROBLEM TO BE SOLVED: To drive a drive system having high mountability. <P>SOLUTION: This system includes a motor 110 as a drive source and a second battery 120, which is integrated with the motor 110 and supplies electric power to the motor 110, and the second battery 120 has a plurality of cells to be stacked. <P>COPYRIGHT: (C)2007,JPO&INPIT |
