| 摘要 |
PURPOSE: A battery pack is provided to form a combining part for combining a case to one body, thereby simplifying structure and obtaining physical toughness. CONSTITUTION: A battery pack comprises a first case with inner space; at least one battery cell formed on the inner space; a second case accepting the battery cell by being connected with the first case; a combining part(150) comprising a handling part, and a protrusion part(153) projected toward outside according to the movement of the handle part. The combining part comprises a plurality of grooves(151b) in a region of the handle part bordering the second case, and the second case for combining with the grooves. |
