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:
Feb. 22, 2022
Filed:
Nov. 08, 2018
Lg Chem, Ltd., Seoul, KR;
Won Jong Lee, Daejeon, KR;
Hyoung Sik Choi, Daejeon, KR;
LG ENERGY SOLUTION, LTD., Seoul, KR;
Abstract
A method for manufacturing an electrode assembly includes forming each of a negative electrode, a separator, and a positive electrode so as to have a shape having a hole; laminating the negative electrode, the separator, and the positive electrode to manufacture a unit cell; laminating at least two unit cells to form a laminate; folding a folding separator to cover an entire surface of the laminate to wrap an outside of the laminate; removing a portion of a space forming part that is a portion of the folding separator surrounding a space formed by the aligned holes when the folding separator is folded to wrap the laminate; and bonding surplus parts that are portions of the folding separator to each other after the portion of the space forming part is removed so as to finish the folding separator to cover an exposed surface of the laminate is provided.