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:
Nov. 15, 2016
Filed:
Apr. 26, 2007
Jea Hoon Choi, Daejeon, KR;
Woojin Shin, Daejeon, KR;
Jisang Yu, Daejeon, KR;
DO Yang Jung, Daejeon, KR;
Woo-chul Yi, Daejeon, KR;
John E. Namgoong, Daejeon, KR;
Jea Hoon Choi, Daejeon, KR;
Woojin Shin, Daejeon, KR;
Jisang Yu, Daejeon, KR;
Do Yang Jung, Daejeon, KR;
Woo-Chul Yi, Daejeon, KR;
John E. Namgoong, Daejeon, KR;
LG CHEM, LTD., Seoul, KR;
Abstract
Disclosed herein is a plate-shaped secondary battery used as a unit cell for middle- or large-sized battery pack, the secondary battery having an electrode assembly, which can be charged and discharged, mounted in a sheet-shaped battery case including a metal layer and a resin layer in a sealed state, the electrode assembly having electrode terminals protruding outside a sealing part of the battery case, wherein at least one of the electrode terminals is provided at a position spaced a predetermined distance from the sealing part with a self cutting part having a vertical sectional area less than that of the remaining part of the at least one electrode terminal such that the self cutting part can break first when overcurrent flows in the secondary battery.