BATTERY UNIT CELL WITH INTEGRATED CASE AND BATTERY MODULE USING IT

摘要

PURPOSE: A unit cell is provided to reduce assembling process and assembling time by a case with a simple structure and to improve productivity. CONSTITUTION: A unit cell(10) comprises as follows: a unit cell with a battery tab(21) where a positive and negative power are put in and out; and a front case(11) accommodating the battery cell and a rear case. The front case and/or the rear case comprises protrusions (112) which faces outwards and consist of metallic plate; a display part(111) displaying the (+) and (-) powder by symbols; and an one-body case which comprises a bending groove(12) which is formed inwards on both sides of the front case and the rear case.