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:
Apr. 04, 2017
Filed:
May. 13, 2015
Lg Chem, Ltd., Seoul, KR;
LG Chem, Ltd., , KR;
Abstract
The stack-folding type electrode assembly according to the present disclosure is an electrode assembly including a plurality of stack type unit cells which is stacked on one another with a continuous folding separator sheet interposed between each of the stacked unit cells, wherein the unit cells has a combination of at least two quad cells of a positive electrode/separator/negative electrode/separator/positive electrode/separator/negative electrode structure, and one C-type bicell of a negative electrode/separator/positive electrode/separator/negative electrode structure, and unit cells disposed above and below a central part or a winding start point have an asymmetrical structure each other with the quad cell disposed at the central part, or unit cells disposed above and below a central part or a winding start point have a symmetrical structure each other with the C-type bicell disposed at the central part.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile