Patent ID: 9673429
Date: 2017-06-06
CPC Classifications: H01M,Y02E

Claim:
1. A battery pack comprising: a plurality of battery cells each having an electrode terminal portion exposed to one surface; an external pack accommodating the plurality of battery cells and including a plurality of terminal accommodating portions at the interior of a first surface corresponding to a first surface of each of the plurality of battery cells to be electrically connected to the electrode terminal portions of the plurality of battery cells, respectively, wherein the plurality of terminal accommodating portions include a first terminal accommodating portion electrically connected to a first battery cell among the plurality of battery cells, and the first terminal accommodating portion includes a plurality of terminal contact portions each shaped corresponding to the electrode terminal portion of the first battery cell, wherein the terminal contact portions of a first terminal accommodation portion of the plurality of terminal accommodation portions electrically contacts the electrode terminal portion of the first battery cell, and the remaining terminal contact portions of the remaining plurality of terminal accommodation portions contact the first surface of the first battery cell; and wherein the external pack further comprises a variable barrier that engages a second surface of the first battery pack to as to urge the first battery pack in a first direction within the external pack and wherein the plurality of terminal accommodations portions that contact the first surface of the first battery are spaced apart in the first direction wherein the external pack is box-shaped having an opening and includes a pack case including a plurality of cell receiving portions to receive the plurality of battery cells and a plate-shaped pack cover coupled to the opening of the pack case, the pack case having the first surface shaped of a rectangle facing the opening and a side surface portion extending a predetermined length from each cover of the first surface.