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. 11, 2020
Filed:
Nov. 06, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Suk-Hyun Hong, Daejeon, KR;
Myung-Hyun Kim, Daejeon, KR;
Hyo-Jin Park, Daejeon, KR;
Joon-Sung Bae, Daejeon, KR;
Eui-Kyung Lee, Daejeon, KR;
Jin-Woo Heo, Daejeon, KR;
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/36 (2006.01); H01M 10/0525 (2010.01); H01M 10/058 (2010.01); H01M 10/04 (2006.01); H01M 4/04 (2006.01);
U.S. Cl.
CPC ...
H01M 2/362 (2013.01); H01M 2/36 (2013.01); H01M 10/049 (2013.01); H01M 10/058 (2013.01); H01M 4/0445 (2013.01); H01M 10/0525 (2013.01); H01M 2220/20 (2013.01);
Abstract
A method for injecting an electrolyte of a pouch type battery is provided. The method includes pressing the pouch type battery that has a gas pocket on a first side thereof to move gas generated from the battery toward the gas pocket. The gas pocket is then pierced using a needle type injector and an electrolyte is injected through the pierced portion. The electrolyte injected into the gas pocket is moved toward a second side of the battery and the gas pocket is pierced to remove the gas under a vacuum and seal the battery.