公开(公告)号：US20250055122A1

公开(公告)日：2025-02-13

申请号：US18720622

申请日：2023-07-10

Applicant: LG ENERGY SOLUTION, LTD.

Inventor： Sung-Hwan JANG ,  Jun-Yeob SEONG ,  Myung-Ki PARK ,  Ho-June CHI

IPC: H01M50/367 ,  H01M50/249 ,  H01M50/289 ,  H01M50/383

Abstract: Disclosed is a battery pack including a case having an interior space; a battery module accommodated in the interior space; an outer cover covering the battery module; and an inner cover that forms a gap between the battery module and the outer cover and allows the gap to communicate with an exterior of the case.

公开(公告)号：US20240322348A1

公开(公告)日：2024-09-26

申请号：US18577137

申请日：2022-12-23

Applicant: LG ENERGY SOLUTION, LTD.

Inventor： Kwang-Mo KIM ,  Jun-Yeob SEONG ,  Hye-Mi JUNG

IPC: H01M50/293 ,  H01M50/211 ,  H01M50/24 ,  H01M50/249

CPC classification number: H01M50/293 ,  H01M50/211 ,  H01M50/24 ,  H01M50/249 ,  H01M2220/20

Abstract: A battery module has a structure to improve safety. The battery module includes a cell assembly having at least one battery cell; a body frame configured to accommodate the cell assembly in an inner space and having an open portion formed in at least one side; an end frame coupled to the open portion of the body frame and having at least one of a terminal portion and a connector portion; and a blocking member interposed between the end frame and the cell assembly and configured to block the movement of flame.

公开(公告)号：US20240222784A1

公开(公告)日：2024-07-04

申请号：US18288497

申请日：2022-08-03

Applicant: LG ENERGY SOLUTION, LTD.

Inventor： Sung-Hwan JANG ,  Jun-Yeob SEONG ,  Hye-Mi JUNG

IPC: H01M50/383 ,  B01D53/26 ,  H01M50/24 ,  H01M50/30

CPC classification number: H01M50/383 ,  B01D53/261 ,  H01M50/24 ,  H01M50/394 ,  B01D2257/80 ,  B01D2258/0208 ,  H01M2220/20

Abstract: A battery module has an improved structure to appropriately control the discharge of gas or flame generated inside the battery module and effectively block the introduction of external foreign substances. The battery module includes a cell assembly having at least one battery cell; a module case configured to accommodate the cell assembly in an inner space thereof and having a venting hole formed therein to discharge a venting gas generated from the cell assembly; a venting unit located at an outer side of the module case and configured so that the venting gas discharged from the venting hole is introduced therein and discharged to the outside; and a filter unit at least partially located inside the venting unit and configured to filter substances introduced into the venting unit.

公开(公告)号：US20240145851A1

公开(公告)日：2024-05-02

申请号：US18279019

申请日：2022-12-12

Applicant: LG ENERGY SOLUTION, LTD.

Inventor： Sung-Hwan JANG ,  Jun-Yeob SEONG ,  Myung-Ki PARK

IPC: H01M50/358 ,  B60L50/64 ,  H01M50/211 ,  H01M50/271

CPC classification number: H01M50/358 ,  B60L50/64 ,  H01M50/211 ,  H01M50/271 ,  H01M2220/20

Abstract: A battery assembly effectively improves safety by suppressing propagation of a thermal event. A battery assembly according to an aspect includes a plurality of battery cells and a venting unit located between adjacent battery cells of the plurality of battery cells, including a venting passage through, and configured to discharge venting gas discharged from the plurality of battery cells.

公开(公告)号：US20240106068A1

公开(公告)日：2024-03-28

申请号：US18265188

申请日：2022-04-12

Applicant: LG ENERGY SOLUTION, LTD.

Inventor： Sung-Hwan JANG ,  Jun-Yeob SEONG ,  Bok-Gun LEE ,  Hye-Mi JUNG

IPC: H01M50/383 ,  H01M50/211 ,  H01M50/293 ,  H01M50/505

CPC classification number: H01M50/383 ,  H01M50/211 ,  H01M50/293 ,  H01M50/505 ,  H01M2220/20

Abstract: A battery module includes a plurality of pouch-type battery cells respectively having an accommodation portion and a sealing portion and configured to be stacked on each other; a module case configured to accommodate the plurality of pouch-type battery cells in an inner space thereof; and a barrier member interposed between the accommodation portions of neighboring pouch-type battery cells and configured to have at least one side protrusively extending from a portion between the accommodation portions of the neighboring pouch-type battery cells to a portion between the sealing portions of the neighboring pouch-type battery cells.

公开(公告)号：US20240413479A1

公开(公告)日：2024-12-12

申请号：US18697814

申请日：2023-07-28

Applicant: LG ENERGY SOLUTION, LTD.

Inventor： Sung-Hwan JANG ,  Jun-Yeob SEONG

IPC: H01M50/383 ,  B60R16/033 ,  H01M50/211 ,  H01M50/342 ,  H01M50/367 ,  H01M50/474 ,  H01M50/477

Abstract: A battery pack has structure for improving energy density and enhancing safety against a thermal event in a battery cell or a cell assembly. The battery pack includes a cell assembly including n battery cells where n is a natural number of 1 or greater; a cell case accommodating the cell assembly; and a pack housing having an internal space in which the at least one cell case is received.

公开(公告)号：US20240405360A1

公开(公告)日：2024-12-05

申请号：US18698332

申请日：2023-04-25

Applicant: LG ENERGY SOLUTION, LTD.

Inventor： Sung-Hwan JANG ,  Hye-Mi JUNG ,  Jun-Kyu PARK ,  Jun-Yeob SEONG

IPC: H01M50/383 ,  H01M10/658 ,  H01M50/211 ,  H01M50/291 ,  H01M50/503 ,  H01M50/507

Abstract: The battery module includes a cell assembly having at least one battery cell, and a module frame configured to accommodate the battery cell in a cell accommodation portion and to open a part of the cell accommodation portion.

公开(公告)号：US20240332668A1

公开(公告)日：2024-10-03

申请号：US18712633

申请日：2023-05-03

Applicant: LG ENERGY SOLUTION, LTD.

Inventor： Ju-Hun PARK ,  Kwang-Mo KIM ,  Jun-Yeob SEONG ,  Hye-Mi JUNG

IPC: H01M10/6556 ,  H01M10/613 ,  H01M10/6568 ,  H01M50/367

CPC classification number: H01M10/6556 ,  H01M10/613 ,  H01M10/6568 ,  H01M50/367

Abstract: A battery module includes a plurality of battery cells; a module case accommodating the plurality of battery cells and having a gas venting hole on at least one side; and a cooling and venting unit including a gas venting channel and a cooling channel integrally formed in a single body, and disposed on an outer side of the module case, wherein the gas venting channel forms a movement path of gas in communication with the gas venting hole, and the cooling channel forms a movement path of a cooling medium.

公开(公告)号：US20240313332A1

公开(公告)日：2024-09-19

申请号：US18576877

申请日：2023-06-29

Applicant: LG ENERGY SOLUTION, LTD.

Inventor： Sung-Hwan JANG ,  Myung-Ki PARK ,  Jun-Yeob SEONG

IPC: H01M50/317 ,  H01M50/249 ,  H01M50/289 ,  H01M50/367

CPC classification number: H01M50/317 ,  H01M50/289 ,  H01M50/367 ,  H01M50/249

Abstract: A battery module is configured to ensure structural stability in case of a thermal event, and a battery pack and a vehicle uses the battery module. The battery pack includes a battery module configured to prevent venting gas or flame from being discharged to a front side where the module terminal is placed, and having an opening/closing member configured to discharge the venting gas or flame to the outside at a rear side; and a pack housing configured to accommodate the battery module therein.

公开(公告)号：US20240291099A1

公开(公告)日：2024-08-29

申请号：US18570412

申请日：2022-08-19

Applicant: LG ENERGY SOLUTION, LTD.

Inventor： Kwang-Mo KIM ,  Jun-Yeob SEONG ,  Hye-Mi JUNG

IPC: H01M50/383 ,  B60L50/64 ,  H01M50/211 ,  H01M50/262 ,  H01M50/271

CPC classification number: H01M50/383 ,  B60L50/64 ,  H01M50/211 ,  H01M50/262 ,  H01M50/271 ,  H01M2220/20

Abstract: A battery module may include battery cells; a module case accommodating the battery cells and having a connector mounting hole on one side; a flame retardant cover made of fire-resistant and insulating material, provided to shield the connector mounting hole; and a connector having a connector housing exposed to the outside through the connector mounting hole and isolated from the inside of the module case by the flame retardant cover, and connector pins extending into the module case through the flame retardant cover.