The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 20, 2023
Filed:
Oct. 06, 2021
Lg Energy Solution, Ltd., Seoul, KR;
Se Young Oh, Daejeon, KR;
Chung Hee Lee, Daejeon, KR;
Jeong Min Ha, Daejeon, KR;
Geun Hee Kim, Daejeon, KR;
Hyun Beom Kim, Daejeon, KR;
Hyung Ho Kwon, Daejeon, KR;
LG Energy Solution, Ltd., , KR;
Abstract
Provided is a pouch type battery case. The pouch type battery case include a cup part configured to accommodate an electrode assembly, which is formed by stacking electrodes and separators, therein and a plurality of die edges configured to connect an outer wall of the cup part to a side extending from the outer wall. At least one die edge includes a first area formed to be rounded with a first curvature radius and a second area formed to be rounded with a second curvature radius less than the first curvature radius.