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. 04, 2024
Filed:
Nov. 06, 2018
Lg Chem, Ltd., Seoul, KR;
Yong Su Choi, Daejeon, KR;
Sang Hun Kim, Daejeon, KR;
Min Hyeong Kang, Daejeon, KR;
Hyung Kyun Yu, Daejeon, KR;
Soo Ji Hwang, Daejeon, KR;
Na Yoon Kim, Daejeon, KR;
Yong Kim, Daejeon, KR;
LG Energy Solution, Ltd., Seoul, KR;
Abstract
A pouch type secondary battery according to the present invention includes: an electrode assembly; a battery case accommodating the electrode assembly in an inside thereof; an electrode tab protruding from the electrode assembly; a first electrode lead having an inner end connected to the electrode tab; a second electrode lead having an inner end coupled to an outer end of the first electrode lead and an outer end extending outside of the battery case; a connection part coupling the first and second electrode leads to each other; an insulation part fused around a portion of each of the first and second electrode leads, the insulation part bonding the first and second electrode leads to the battery case; and a fusion prevention part located at a position at one surface of the first electrode lead, the fusion prevention part preventing the first electrode lead from being fused to the insulation part.