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:
Aug. 29, 2023
Filed:
Oct. 06, 2020
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Assignee:
LG Energy Solution, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/385 (2019.01); H01M 50/40 (2021.01); G01N 27/12 (2006.01); G01R 31/389 (2019.01); H01M 10/42 (2006.01);
U.S. Cl.
CPC ...
G01R 31/3865 (2019.01); G01N 27/12 (2013.01); G01R 31/389 (2019.01); H01M 10/4285 (2013.01); H01M 50/40 (2021.01);
Abstract
The present invention relates to a device and method which can measure, in real time, the resistance, depending on pressure changes, of a separator that is immersed in an electrolyte, and enables analysis of the resistance properties of a separator reflecting the real operating state of a secondary battery.