| 摘要 |
PURPOSE: A battery case is provided to stably protect an accommodated battery from vibration or external shock and to improve lifetime and safety of a battery by cooling heat caused by charge and discharge of the battery. CONSTITUTION: A battery case includes: an inner case(10) in which a battery pack is tightly accommodated; an external case(20) which has an installation part installed with control parts(50) for controlling the battery and accommodates the inner case; an elastic member(30) which is installed at an inside wall of the external case and elastically supports the inner case; and a cooling fan(40) for cooling a battery pack accommodated in the inner case. |
