| 摘要 |
PROBLEM TO BE SOLVED: To provide a power storage device capable of preventing overcharging or the like to a power storage body in a simple structure. SOLUTION: The power storage device includes a power storage body (3) and a conductive member (37) to be in contact with a power storage body (35) and connected with a wire (38) used for charge and discharge of the power storage body. A contact area with the power storage body (35) is changed by thermal deformation of the conductive material in accordance with temperature. COPYRIGHT: (C)2009,JPO&INPIT
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