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AssigneeSK Innovation Co., Ltd.
InventorsTae Il Kim, Won Seok Jeong, Sung Yeop Kim
Estimating the term…
Provided is a pouch case including first and second accommodation portions formed to accommodate the electrode assembly, a sealing portion formed along an outer part of the pouch case to surround the first and second accommodation portions, and a connecting portion formed with the same depth as that of the first and second accommodation portion and configured to connect the first and second accommodation portions at a predetermined interval, wherein a protrusion protrudes in a direction toward the sealing portion at opposite ends of the connecting portion. Accordingly, in the pouch case, and a secondary battery and a secondary battery pack using the same, a perfect cooling structure is acquired by uniformly forming one side surface of the secondary battery, and thus, an effect of holding one side surface of the secondary battery to be close to a cooling plate to maximize cooling efficiency is achieved.
A pouch case for accommodating and packaging an electrode assembly including a plurality of electrodes that are stacked with a separator interposed therebetween, comprising:
Dependencies are inferred from the claim text.