Secondary Battery

Abstract: The present invention relates to a secondary battery. Specifically, the present invention provides a secondary battery comprising: an electrode assembly which comprises a cathode, an anode, and a separator stacked together; a capture unit within which a negative pressure is established and which is disposed in a position adjacent to the electrode assembly; and a battery case in which the electrode assembly and the capture unit are accommodated, wherein, if the internal pressure in the battery case is a predetermined pressure or higher, the capture unit is broken and captures gas to regulate the internal pressure.

Patent Information

Application #

Filing Date

07 July 2025

Publication Number

30/2025

Publication Type

INA

Invention Field

ELECTRICAL

Status

Email

Parent Application

Applicants

LG ENERGY SOLUTION, LTD.

Tower 1, 108, Yeoui-daero Yeongdeungpo-gu Seoul 07335

Inventors

1. YUN, Hyun Woong

LG Energy Solution Research Park, 188, Munji-ro Yuseong-gu Daejeon 34122

2. KIM, Yo Jin

LG Energy Solution Research Park, 188, Munji-ro Yuseong-gu Daejeon 34122

Specification

Documents

Application Documents

#	Name	Date
1	202517064508-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [07-07-2025(online)].pdf	2025-07-07
2	202517064508-STATEMENT OF UNDERTAKING (FORM 3) [07-07-2025(online)].pdf	2025-07-07
3	202517064508-REQUEST FOR EXAMINATION (FORM-18) [07-07-2025(online)].pdf	2025-07-07
4	202517064508-PROOF OF RIGHT [07-07-2025(online)].pdf	2025-07-07
5	202517064508-PRIORITY DOCUMENTS [07-07-2025(online)].pdf	2025-07-07
6	202517064508-POWER OF AUTHORITY [07-07-2025(online)].pdf	2025-07-07
7	202517064508-FORM 18 [07-07-2025(online)].pdf	2025-07-07
8	202517064508-FORM 1 [07-07-2025(online)].pdf	2025-07-07
9	202517064508-DRAWINGS [07-07-2025(online)].pdf	2025-07-07
10	202517064508-DECLARATION OF INVENTORSHIP (FORM 5) [07-07-2025(online)].pdf	2025-07-07
11	202517064508-COMPLETE SPECIFICATION [07-07-2025(online)].pdf	2025-07-07