摘要 |
<p>PURPOSE: A battery pack is provided to enhance resistivity to external forces, to improve work efficiency in a manufacturing process, and to reduce the number of processes. CONSTITUTION: A battery pack(100) includes: a bare cell(110); a circuit module(120) which is electrically connected to the bare cell; a one-body tube type case(130) which is arranged to surround sides of the bare cell and has at least one opening at the end thereof; an upper cover(140) which is arranged in order to cover up the circuit module; and a lower cover(150) which is arranged in order to cover up the lower part of the bare cell.</p> |