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. 22, 2017
Filed:
Apr. 08, 2014
Lg Chem, Ltd., Seoul, KR;
Sungjin Kwon, Daejeon, KR;
Young Hoon Kim, Daejeon, KR;
Sunghan Yoon, Daejeon, KR;
Dong-Myung Kim, Daejeon, KR;
Ki Woong Kim, Daejeon, KR;
LG CHEM, LTD., Seoul, KR;
Abstract
Disclosed herein is a battery cell configured to have a structure in which an electrode assembly, including positive electrodes, negative electrodes, and separators disposed respectively between the positive electrodes and the negative electrodes, is mounted in a battery case made of a laminate sheet including a resin layer and a metal layer, wherein the battery case is made of a one-unit member, which is bent to form an upper case and a lower case, at least one of the upper and lower cases is provided with a receiving part, in which the electrode assembly is mounted, the receiving part having a round corner formed at at least one side edge thereof, and sealed portions, which are formed at the upper case and the lower case by thermal welding, are located at an upper side of the battery case at which at least one electrode terminal is located, a first lateral side of the battery case adjacent to the upper side, and a lower side of the battery case opposite to the upper side, and a second lateral side of the battery case adjacent to the upper side is formed by a bent structure of the battery case.