公开(公告)号：US12087929B2

公开(公告)日：2024-09-10

申请号：US18465180

申请日：2023-09-12

Applicant: SK ON CO., LTD.

Inventor： Hae Ryong Jeon ,  Sun Mo An ,  Ha Chul Jeong

IPC: H01M10/6551 ,  H01M10/613 ,  H01M10/647 ,  H01M10/6554 ,  H01M10/6556 ,  H01M50/184 ,  H01M50/211 ,  H01M50/222 ,  H01M50/24

CPC classification number: H01M10/6551 ,  H01M10/613 ,  H01M10/647 ,  H01M10/6554 ,  H01M10/6556 ,  H01M50/184 ,  H01M50/211 ,  H01M50/222 ,  H01M50/24

Abstract: A battery module, includes: a battery cell stack in which a plurality of battery cells are stacked; a first heat dissipation member disposed on one side of the cell stack; a second heat dissipation member disposed on the other side of the cell stack; and a blocking member providing a plurality of insulation spaces in which the battery cells are disposed, the blocking member surrounding at least one surface of each of the battery cells; wherein the plurality of the battery cells, include a first battery cell having a surface contacting the first heat dissipation member; and a second battery cell having a surface contacting the second heat dissipation member.

公开(公告)号：US20240274948A1

公开(公告)日：2024-08-15

申请号：US18566816

申请日：2022-07-12

Applicant: Bayerische Motoren Werke AKtiengesellschaft

Inventor： Sandro CIFALDI ,  Jan PAULUS

IPC: H01M50/242 ,  H01M50/213 ,  H01M50/222 ,  H01M50/227 ,  H01M50/24 ,  H01M50/30

CPC classification number: H01M50/242 ,  H01M50/213 ,  H01M50/222 ,  H01M50/227 ,  H01M50/24 ,  H01M50/394

Abstract: An absorber structure for high-voltage energy stores has a main part, an upper face of which includes a placement area designed to place a multiplicity of energy storage cells thereon. The main part is in the form of a plastic part, in particular a foam part. The main part is provided with an additional element made of fiber material designed to afford a shielding or protective effect to the upper face.

公开(公告)号：US12051814B2

公开(公告)日：2024-07-30

申请号：US17396245

申请日：2021-08-06

Applicant: GM Global Technology Operations LLC

Inventor： Chih-Hung Yen ,  Taeyoung Han ,  David R. Clark ,  Su Jung Han ,  Kuo-huey Chen ,  Gustavo Cibrian Salazar

IPC: H01M50/143 ,  C09K21/02 ,  H01M10/613 ,  H01M10/6551 ,  H01M10/6554 ,  H01M50/204 ,  H01M50/213 ,  H01M50/222 ,  H01M50/231 ,  H01M50/233 ,  H01M50/367 ,  H01M50/375

CPC classification number: H01M50/143 ,  C09K21/02 ,  H01M10/613 ,  H01M10/6551 ,  H01M10/6554 ,  H01M50/204 ,  H01M50/213 ,  H01M50/222 ,  H01M50/231 ,  H01M50/233 ,  H01M50/367 ,  H01M50/375 ,  H01M2200/00 ,  Y02E60/10

Abstract: Disclosed herein is a battery module comprising a plurality of battery cells encased in an outer shell. The outer shell has disposed on an inner surface a flame retardant layer that comprises expandable graphite. The expandable graphite is operative to expand during an thermal event that results in an increase in battery module temperature. Disclosed herein too is a method comprising disposing in a battery module a flame retardant layer; where the battery module comprises a plurality of battery cells encased in an outer shell. The outer shell has disposed on an inner surface a flame retardant layer that comprises expandable graphite. The expandable graphite is operative to expand during an thermal event that results in an increase in battery module temperature.

公开(公告)号：US20240195006A1

公开(公告)日：2024-06-13

申请号：US18491800

申请日：2023-10-23

Applicant: SK On Co., Ltd.

Inventor： Ju Yong PARK ,  Min Song KANG ,  Ji Woong KIM ,  Byeong Jun PAK ,  Suk Ho SHIN ,  Jin Su HAN

IPC: H01M50/358 ,  H01M50/204 ,  H01M50/222 ,  H01M50/224 ,  H01M50/262

CPC classification number: H01M50/358 ,  H01M50/204 ,  H01M50/222 ,  H01M50/224 ,  H01M50/262

Abstract: A battery pack is disclosed. In some implementations, the battery pack includes a lower frame on which a battery module is disposed and a side frame assembly connected to the lower frame and facing at least one side of the battery module, wherein the side frame assembly includes a first frame forming an outer surface of the side frame assembly and a second frame partitioning a dust loading portion in which dust discharged from the battery module is loaded and a venting flow path portion along which gas discharged from the battery module flows, and facing the battery module.

公开(公告)号：US20230420769A1

公开(公告)日：2023-12-28

申请号：US18465180

申请日：2023-09-12

Applicant: SK ON CO., LTD.

Inventor： Hae Ryong JEON ,  Sun Mo AN ,  Ha Chul JEONG

IPC: H01M10/6551 ,  H01M50/211 ,  H01M50/184 ,  H01M50/24 ,  H01M10/647 ,  H01M10/6556 ,  H01M50/222 ,  H01M10/613 ,  H01M10/6554

CPC classification number: H01M10/6551 ,  H01M50/211 ,  H01M50/184 ,  H01M50/24 ,  H01M10/647 ,  H01M10/6556 ,  H01M50/222 ,  H01M10/613 ,  H01M10/6554

Abstract: A battery module, includes: a battery cell stack in which a plurality of battery cells are stacked; a first heat dissipation member disposed on one side of the cell stack; a second heat dissipation member disposed on the other side of the cell stack; and a blocking member providing a plurality of insulation spaces in which the battery cells are disposed, the blocking member surrounding at least one surface of each of the battery cells; wherein the plurality of the battery cells, include a first battery cell having a surface contacting the first heat dissipation member; and a second battery cell having a surface contacting the second heat dissipation member.

公开(公告)号：US20240363926A1

公开(公告)日：2024-10-31

申请号：US18598138

申请日：2024-03-07

Applicant: Nanjing Chervon Industry Co., Ltd.

Inventor： Dezhong Yang ,  Yongjie Yuan

IPC: H01M10/6569 ,  H01M10/6235 ,  H01M10/625 ,  H01M10/653 ,  H01M50/213 ,  H01M50/222 ,  H01M50/233 ,  H01M50/247 ,  H01M50/249 ,  H01M50/293

CPC classification number: H01M10/6569 ,  H01M10/6235 ,  H01M10/625 ,  H01M10/653 ,  H01M50/213 ,  H01M50/222 ,  H01M50/233 ,  H01M50/247 ,  H01M50/249 ,  H01M50/293

Abstract: A battery pack includes: a housing; and multiple cells disposed in the housing. The battery pack further includes a fluorinated fluid disposed in the housing.

公开(公告)号：US20240072329A1

公开(公告)日：2024-02-29

申请号：US18451839

申请日：2023-08-18

Applicant: SK On Co., Ltd.

Inventor： Ji Hoon LIM ,  Myeong Hwan MA ,  Ju Yong PARK

IPC: H01M10/653 ,  H01M10/613 ,  H01M50/211 ,  H01M50/222 ,  H01M50/227 ,  H01M50/229 ,  H01M50/231 ,  H01M50/233

CPC classification number: H01M10/653 ,  H01M10/613 ,  H01M50/211 ,  H01M50/222 ,  H01M50/227 ,  H01M50/229 ,  H01M50/231 ,  H01M50/233

Abstract: A battery module including at least one battery cell; a module case in which the at least one battery cell is accommodated, and including a lower plate and a side plate forming an internal space; and a thermally conductive coating layer formed on an internal surface of the lower plate or an internal surface of the lower plate and an internal surface of the side plate, and having a thickness of 70 μm to 130 μm, wherein the thermally conductive coating layer includes a polymeric binder resin and an inorganic filler, is disclosed.

公开(公告)号：US20240047809A1

公开(公告)日：2024-02-08

申请号：US18265729

申请日：2021-12-02

Applicant: Teijin Limited ,  Teijin Automotive Technologies, Inc.

Inventor： Tsukasa Arai ,  Yoshiki Kashiwagi ,  Shota Nagata ,  Hiroshi Miyauchi ,  Masatomo Teshima ,  Hugh Foran ,  Max Kamiyama

IPC: H01M50/249 ,  H01M50/209 ,  H01M50/242 ,  H01M50/222 ,  H01M50/227 ,  H01M50/229 ,  H01M50/276 ,  H01M50/278 ,  H01M50/28 ,  H01M50/262 ,  B62D29/04 ,  B62D27/06 ,  B60K1/04

CPC classification number: H01M50/249 ,  H01M50/209 ,  H01M50/242 ,  H01M50/222 ,  H01M50/227 ,  H01M50/229 ,  H01M50/276 ,  H01M50/278 ,  H01M50/28 ,  H01M50/262 ,  B62D29/043 ,  B62D27/065 ,  B60K1/04 ,  H01M2220/20 ,  B62D21/15

Abstract: Provided is a vehicle structure disposed at a lower portion of a center of a vehicle body, the vehicle structure including: a battery cover, a battery tray, and a structural member A for absorbing impact energy. Each of the battery cover and the battery tray is configured with an integrally molded fiber-reinforced plastic. The structural member A is located outside in a vehicle width direction of at least the battery cover and the battery tray. The structural member A is fastened together with the battery cover and the battery tray.

公开(公告)号：US11831036B2

公开(公告)日：2023-11-28

申请号：US18087404

申请日：2022-12-22

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Yongguang Wang ,  Yu Tang ,  Xingdi Chen ,  Peng Wang ,  Jinqing Ji ,  Mu Qian

IPC: H01M50/242 ,  H01M50/264 ,  H01M10/52 ,  H01M50/222

CPC classification number: H01M50/242 ,  H01M10/52 ,  H01M50/222 ,  H01M50/264

Abstract: The present disclosure relates to a battery pack and an apparatus using the battery pack as a power supply, and relates to the technical field of batteries, to optimize performance of the battery pack. The battery pack includes a box body, a battery module, a module electrical connection piece, and a first protecting assembly. The battery module is mounted in the box body, and the battery module includes an anti-explosion assembly. The module electrical connection piece is mounted on the battery module. The first protecting assembly is mounted in the box body and is configured to protect the module electrical connection piece when an ejecta discharged from the anti-explosion assembly impacts the module electrical connection piece. The above technical scheme reduces probability of secondary short circuit of the battery pack.

公开(公告)号：US11764439B2

公开(公告)日：2023-09-19

申请号：US17796974

申请日：2021-03-08

Applicant: Bayerische Motoren Werke Aktiengesellschaft

Inventor： Savo Asanin ,  Amelie Baer ,  Aron Varga

IPC: H01M50/383 ,  H01M50/249 ,  H01M50/204 ,  H01M50/222

CPC classification number: H01M50/383 ,  H01M50/204 ,  H01M50/222 ,  H01M50/249 ,  H01M2200/10 ,  H01M2220/20

Abstract: A battery for a motor vehicle includes at least one cell assembly with a large number of battery cells, wherein the battery cells each have a cell housing with a degassing element for discharging a hot gas produced in the cell housing in the event of a fault, a battery housing with housing walls which enclose a receiving space for receiving the at least one cell assembly, and a deactivation device which is arranged in the receiving space of the battery housing and has at least one sleeve which is filled with a combustion-promoting agent, wherein the sleeve, when it is acted on by the hot gas discharged from at least one battery cell, is configured to release the combustion-promoting agent.