Battery case for secondary battery
AssigneeLG Chem, Ltd.
InventorsYoung Hoon Kim, Sungjin Kwon, Dong-Myung Kim, Ki Woong Kim, Hyun Park, Soonho Ahn
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Abstract
Disclosed herein is a battery case including a receiving part having an electrode assembly mounted therein, wherein the receiving part, which is formed by deforming a sheet type base material, is configured to have a stair-like structure in which at least one corner and/or surface forming a shape of the receiving part is deformed.
Claims7
A battery case comprising a receiving part having an electrode assembly mounted therein, wherein the receiving part, which is formed by deforming a sheet type base material, is configured to have a stair structure in which at least one corner or surface forming a shape of the receiving part is deformed,
- wherein the receiving part has a side wall configured to have the stair structure, the stair structure comprising two or more steps, the steps forming right angles in cross-section, and the steps have heights gradually decreased in a depth direction of the receiving part.
Dependencies are inferred from the claim text.