| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a technique suppressing performance deterioration in a battery module. <P>SOLUTION: A battery module 10 includes: a plurality of batteries 30 arranged with each other, each of which has an electrode body, a housing receiving the electrode body, and an external terminal provided outside the housing and electrically connected to the electrode body; a circuit board 12 having a base material 21 and a wiring layer 22 to which the external terminal is connected; a heat dissipation member 14 supporting regions of the batteries 30 on an opposite side to the external terminal; and a heat transfer mechanism 16 facilitating heat transfer between the base material 21 and the heat dissipation member 14. <P>COPYRIGHT: (C)2012,JPO&INPIT |
