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Battery Module Capable Of Early Detection Of Gas Venting, Battery Pack, And Method For Early Detection Of Gas Venting

Abstract: The present invention provides a battery module, a battery pack, and a method for detecting a time point of a gas venting risk, the battery module being configured to recognize, as a time point of a gas venting risk, a time at which the changed amount of the volume of a battery cell is changed from a stagnant state to an increasing state again. The present invention can recognize a risk of gas venting immediately before a gap generates in a sealing part of a pouch-type battery cell, and thus can improve the safety of, in particular, a battery module, to which a large-capacity battery cell has been applied, and a battery pack.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
21 August 2023
Publication Number
49/2023
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
Parent Application

Applicants

LG ENERGY SOLUTION, LTD.
Tower1 108, Yeoui-daero, Yeongdeungpo-Gu, Seoul 07335

Inventors

1. LEE, Eun Ju
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
2. KIM, Hyun Min
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
3. SUNG, Ki Won
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122

Specification

Documents

Application Documents

# Name Date
1 202317055768-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [21-08-2023(online)].pdf 2023-08-21
2 202317055768-STATEMENT OF UNDERTAKING (FORM 3) [21-08-2023(online)].pdf 2023-08-21
3 202317055768-PROOF OF RIGHT [21-08-2023(online)].pdf 2023-08-21
4 202317055768-PRIORITY DOCUMENTS [21-08-2023(online)].pdf 2023-08-21
5 202317055768-POWER OF AUTHORITY [21-08-2023(online)].pdf 2023-08-21
6 202317055768-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [21-08-2023(online)].pdf 2023-08-21
7 202317055768-FORM 1 [21-08-2023(online)].pdf 2023-08-21
8 202317055768-DRAWINGS [21-08-2023(online)].pdf 2023-08-21
9 202317055768-DECLARATION OF INVENTORSHIP (FORM 5) [21-08-2023(online)].pdf 2023-08-21
10 202317055768-COMPLETE SPECIFICATION [21-08-2023(online)].pdf 2023-08-21
11 202317055768-FORM 3 [16-11-2023(online)].pdf 2023-11-16
12 202317055768-FORM 18 [06-03-2025(online)].pdf 2025-03-06