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. 09, 2020
Filed:
Jul. 28, 2015
Applicant:
SK Innovation Co., Ltd., Seoul, KR;
Inventors:
Ju-Young Choi, Daejeon, KR;
Kwan-Yong Kim, Daejeon, KR;
Jin-Go Kim, Daejeon, KR;
Suk-Hwan Yoon, Gyeongsangbuk-do, KR;
Assignee:
SK INNOVATION CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/12 (2006.01); H01M 2/02 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 2/1229 (2013.01); H01M 2/0207 (2013.01); H01M 10/0525 (2013.01);
Abstract
Provided is a venting system of a pouch type lithium secondary battery. According to an exemplary embodiment of the present invention, the venting system of a pouch type lithium secondary battery includes a venting device that controls opening and closing of a passage communicating an internal pressure of a pouch to discharge gas from an inner portion of the pouch.