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AssigneeLG Energy Solution, Ltd.
InventorsTai Joon Seo, Woo Yong Lee
Estimating the term…
The present invention relates to a pouch-shaped battery case manufacturing method including (a) locating a laminate sheet for pouch-shaped battery cases on a lower press die, (b) pressing the laminate sheet using an upper press die to form an electrode assembly receiving portion, (c) forming a venting guide portion in the bottom of the electrode assembly receiving portion, and (d) separating a pouch-shaped battery case having the electrode assembly receiving portion and the venting guide portion formed therein from the lower press die.
A pouch-shaped battery case having an upper case and a lower case, each of the upper case and the lower case comprising an outer coating layer, a metal layer, and an inner adhesive layer,
Dependencies are inferred from the claim text.