| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a secondary battery module capable of improving volume energy density without causing increase of a volume of the module even when a circuit board is arranged. <P>SOLUTION: The secondary battery module includes a plurality of battery cells 3 and at least one circuit board 4 for controlling the battery cell 3, and arranges at least a part of the circuit board 4 in a battery cell arrangement region which containing the whole battery cells 3 and is represented in a minimal cuboid shape. <P>COPYRIGHT: (C)2012,JPO&INPIT |
