| 摘要 |
PURPOSE: A battery pack is provided to form an empty space bigger than empty cell spaces, to improve heat dissipation property and a battery capacity property. CONSTITUTION: A battery pack comprises a holder case partitioning plural cell spaces, and battery cells(200) accommodated in respective cell space. At least one of the empty cell spaces is an empty cell space in which the battery cell is not accommodated. One of cell spaces surrounded with other cell spaces is an empty cell space in which the battery cell is not accommodated. |
