公开(公告)号：US20240313343A1

公开(公告)日：2024-09-19

申请号：US18673324

申请日：2024-05-24

申请人： SK On Co., Ltd.

发明人： Ho Yeon KIM ,  Sang Tae AN ,  Hwa Kyoo YOON ,  Gang U LEE

IPC分类号： H01M50/367 ,  H01M10/658 ,  H01M50/224 ,  H01M50/258 ,  H01M50/271 ,  H01M50/507

CPC分类号： H01M50/367 ,  H01M10/658 ,  H01M50/224 ,  H01M50/258 ,  H01M50/271 ,  H01M50/507

摘要： A battery module includes: first and second sub-battery modules, respectively comprising a cell stack including a plurality of battery cells, and a bus bar assembly disposed at least one side of the cell stack; and a central wall disposed between the first and second sub-battery modules, wherein the central wall includes a hollow venting passage formed in a direction intersecting the direction that the first and second sub-battery modules are disposed such that gas or flames occurring in the first or second sub-battery modules are allowed to flow from inside the battery module through the hollow venting passage to the outside of the battery module.

公开(公告)号：US20240291092A1

公开(公告)日：2024-08-29

申请号：US18659017

申请日：2024-05-09

申请人： SK On Co., Ltd.

发明人： Ho Yeon KIM ,  Sang Tae AN ,  Hwa Kyoo YOON ,  Gang U LEE ,  Young Sun CHOI ,  Jeong Woo HAN

IPC分类号： H01M50/249 ,  H01M50/204 ,  H01M50/264 ,  H01M50/291

CPC分类号： H01M50/249 ,  H01M50/204 ,  H01M50/264 ,  H01M50/291 ,  H01M2220/20

摘要： An eco-friendly power source such as a battery module is provided for a transportation vehicle, including: a first sub-module and a second sub-module respectively including a cell stack in which a plurality of battery cells are stacked; and a central wall disposed between the first sub-module and the second sub-module, wherein the central wall includes a first central wall facing the first sub-module and a second central wall facing the second sub-module, wherein the first central wall has a rotationary symmetrical shape of the second central wall around a first axis.

公开(公告)号：US20240088518A1

公开(公告)日：2024-03-14

申请号：US18185379

申请日：2023-03-17

申请人： SK ON CO., LTD.

发明人： Ho Yeon KIM ,  Eung Ho LEE ,  Hae Ryong JEON

IPC分类号： H01M50/383 ,  H01M10/658 ,  H01M50/30

CPC分类号： H01M50/383 ,  H01M10/658 ,  H01M50/394

摘要： A secondary battery includes a battery cell assembly in which a plurality of battery cells and one or more first insulating members are stacked; a second insulating member formed to cover at least a portion of one end of the battery cell assembly in a direction perpendicular to a stacking direction of the battery cells and the one or more first insulating members; an upper case located on the second insulating member; and a fire extinguishing member located between the second insulating member and the upper case.

公开(公告)号：US20240072330A1

公开(公告)日：2024-02-29

申请号：US18184429

申请日：2023-03-15

申请人： SK On Co., Ltd.

发明人： Ho Yeon KIM ,  Myeong Jin SON ,  Sang Tae AN ,  Hwa Kyoo YOON ,  Gang U LEE ,  Dong Ha HWANG

IPC分类号： H01M10/6554 ,  H01M10/625 ,  H01M10/6568 ,  H01M50/209

CPC分类号： H01M10/6554 ,  H01M10/625 ,  H01M10/6568 ,  H01M50/209 ,  H01M2220/20

摘要： An eco-friendly power source, such as a battery module for a transportation vehicle includes a first sub-module and a second sub-module each including a plurality of battery cells; a lower cover supporting the first sub-module and the second sub-module; a connection member coupled to the first sub-module and the second sub-module, respectively; and a cooling plate coupled to the lower cover and forming a flow path through which a refrigerant can flow, wherein at least a portion of the flow path is disposed to oppose the connection member with the lower cover interposed therebetween.

公开(公告)号：US20240145875A1

公开(公告)日：2024-05-02

申请号：US18473276

申请日：2023-09-25

申请人： SK On Co., Ltd.

发明人： Gang U LEE ,  Ho Yeon KIM ,  Sang Tae AN ,  Hwa Kyoo YOON ,  Jeong Woo HAN

IPC分类号： H01M50/519 ,  H01R12/52 ,  H01R12/70 ,  H01R12/71

CPC分类号： H01M50/519 ,  H01R12/523 ,  H01R12/7011 ,  H01R12/7082 ,  H01R12/716 ,  H01M50/249

摘要： A connector position alignment assembly includes a first part and a second part coupled to each other through a connector and including a guide portion aligning a position of the connector. The guide portion is provided with a guide pin and a guide boss including portions protruding toward each other, and the guide pin and the guide boss respectively protrude further than the connector, in a direction in which the first part and the second part face each other, such that a portion of the guide pin is accommodated in the guide boss before the connectors are coupled to each other.

公开(公告)号：US20240128572A1

公开(公告)日：2024-04-18

申请号：US18155409

申请日：2023-01-17

申请人： SK On Co., Ltd.

发明人： Ho Yeon KIM ,  Sang Tae AN ,  Hwa Kyoo YOON ,  Gang U LEE ,  Young Sun CHOI ,  Jeong Woo HAN

IPC分类号： H01M50/249 ,  H01M50/204 ,  H01M50/264 ,  H01M50/291

CPC分类号： H01M50/249 ,  H01M50/204 ,  H01M50/264 ,  H01M50/291 ,  H01M2220/20

摘要： An eco-friendly power source such as a battery module is provided for a transportation vehicle, including: a first sub-module and a second sub-module respectively including a cell stack in which a plurality of battery cells are stacked; and a central wall disposed between the first sub-module and the second sub-module, wherein the central wall includes a first central wall facing the first sub-module and a second central wall facing the second sub-module, wherein the first central wall has a rotationary symmetrical shape of the second central wall around a first axis.

公开(公告)号：US20240128562A1

公开(公告)日：2024-04-18

申请号：US18184421

申请日：2023-03-15

申请人： SK On Co., Ltd.

发明人： Gang U LEE ,  Ho Yeon KIM ,  Sang Tae AN ,  Hwa Kyoo YOON ,  Jeong Woo HAN

IPC分类号： H01M50/204 ,  H01M10/48 ,  H01M50/507

CPC分类号： H01M50/204 ,  H01M10/48 ,  H01M50/507 ,  H01M2220/20

摘要： An eco-friendly power source, such as a battery module provided for a transportation vehicle includes a first sub-module and a second sub-module disposed in a first direction, the first sub-module and the second sub-module respectively including a plurality of battery cells stacked in a second direction, which is perpendicular to the first direction, and a lower cover coupled to the first sub-module and the second sub-module. The first sub-module and the second sub-module are disposed to be rotationally symmetrical to each other about a central axis, which is perpendicular to both the first direction and the second direction.

公开(公告)号：US20240178486A1

公开(公告)日：2024-05-30

申请号：US18457095

申请日：2023-08-28

申请人： SK ON CO., LTD.

发明人： Eung Ho LEE ,  Ho Yeon KIM ,  Seung Dong LEE ,  Hae Ryong JEON

IPC分类号： H01M10/658 ,  H01M10/647 ,  H01M50/211 ,  H01M50/367 ,  H01M50/507

CPC分类号： H01M10/658 ,  H01M10/647 ,  H01M50/211 ,  H01M50/367 ,  H01M50/507

摘要： A battery module includes a housing that includes an internal space, a cell stack accommodated in the internal space and including a plurality of battery cells stacked in a first direction and a plurality of thermal blocking members disposed between battery cells in the plurality of battery cells, a plurality of electrically conductive members electrically connected to the plurality of battery cells, and a frame supporting the plurality of electrically conductive members. Each battery cell includes an electrode assembly and an electrode accommodating portion accommodating the electrode assembly. At least one of the thermal blocking members includes: a body portion configured to face the electrode accommodating portion and blocking heat propagation between the plurality of battery cells, and one or more blocking portions extending from the body portion in a second direction perpendicular to the first direction, and configured to at least partially block gas flow in the first direction.

公开(公告)号：US20240178475A1

公开(公告)日：2024-05-30

申请号：US18434844

申请日：2024-02-07

申请人： SK ON CO., LTD.

发明人： Hae Ryong JEON ,  Ho Yeon KIM ,  Kang Gu LEE ,  Seo Roh RHEE

IPC分类号： H01M10/6551 ,  H01M10/653 ,  H01M50/211 ,  H01M50/233 ,  H01M50/276 ,  H01M50/30

CPC分类号： H01M10/6551 ,  H01M10/653 ,  H01M50/211 ,  H01M50/233 ,  H01M50/276 ,  H01M50/394

摘要： A battery module includes at least one cell group, and a heat dissipating member coupled to one side of the at least one cell group to externally dissipate heat generated in the at least one cell group, wherein the at least one cell group includes at least one battery cell stack, a flame retardant cover coupled to the battery cell stack to encase both side surfaces and an upper portion of the battery cell stack, and a flame retardant member disposed between an upper surface of the battery cell stack and the flame retardant cover and formed of a porous material.

公开(公告)号：US20240072372A1

公开(公告)日：2024-02-29

申请号：US18450408

申请日：2023-08-16

申请人： SK On Co., Ltd.

发明人： Ho Yeon KIM ,  Sang Tae AN ,  Hwa Kyoo YOON ,  Gang U LEE

IPC分类号： H01M50/367 ,  H01M10/658 ,  H01M50/224 ,  H01M50/258 ,  H01M50/271 ,  H01M50/507

CPC分类号： H01M50/367 ,  H01M10/658 ,  H01M50/224 ,  H01M50/258 ,  H01M50/271 ,  H01M50/507

摘要： A battery module includes: first and second sub-battery modules, respectively comprising a cell stack including a plurality of battery cells, and a bus bar assembly disposed at least one side of the cell stack; and a central wall disposed between the first and second sub-battery modules, wherein the central wall includes a hollow venting passage formed in a direction intersecting the direction that the first and second sub-battery modules are disposed such that gas or flames occurring in the first or second sub-battery modules are allowed to flow from inside the battery module through the hollow venting passage to the outside of the battery module.