公开(公告)号：US20240429516A1

公开(公告)日：2024-12-26

申请号：US18822488

申请日：2024-09-03

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Wenhui Zhang ,  Chao Long ,  Xingdi Chen ,  Peng Wang

IPC: H01M50/24 ,  B60L50/64 ,  H01M50/249

Abstract: The present disclosure relates to a box body (10), a battery (100), and an electric device. The box body (10) has a battery chamber (s1) and a high-voltage chamber (s2) arranged to be separated from each other. The battery chamber (s1) is configured to accommodate a battery cell (20), and the high-voltage chamber (s2) is configured to accommodate a high-voltage box.

公开(公告)号：US20240416765A1

公开(公告)日：2024-12-19

申请号：US18822501

申请日：2024-09-03

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Wenhui Zhang ,  Chao Long ,  Xingdi Chen ,  Peng Wang

IPC: B60L50/64 ,  B60K1/04 ,  B60L50/60 ,  B62D21/15 ,  H01M50/242 ,  H01M50/249 ,  H01M50/256

Abstract: The present disclosure relates to a box body (10), a battery (100), and an electric device. The box body (10) includes a main body (11) and a side impact reinforcing beam (14). The main body (11) has an accommodation chamber(s). The side impact reinforcing beam (14) is disposed at the top of the main body (11) and extends from a middle of the top of the main body (11) to an outer edge of each of two opposite sides of the top of the main body (11).

公开(公告)号：US20240372234A1

公开(公告)日：2024-11-07

申请号：US18774945

申请日：2024-07-17

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Wenlin Zhou ,  Yade Zhu ,  Quankun Li ,  Peng Wang

IPC: H01M50/636 ,  B60L50/64 ,  H01M50/103 ,  H01M50/15 ,  H01M50/342

Abstract: Provided are an end cover assembly, a battery unit, a battery, and an electricity consuming apparatus. The end cover assembly includes an end cover, a pressure relief mechanism, and a protective sheet. The end cover includes a main body part and a protruding part which protrudes from the main body part along the thickness direction of the end cover. The end cover is provided with a through hole which passes through the main body part and the protruding part. The pressure relief mechanism is disposed on a side of the main body part away from the protruding part and covers the through hole. The protective sheet is attached to a surface of the protruding part away from the main body part and covers the through hole. The protruding part includes a first convex part and a second convex part.

公开(公告)号：US20240372201A1

公开(公告)日：2024-11-07

申请号：US18773604

申请日：2024-07-16

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xingdi Chen ,  Peng Wang ,  Zhanyu Sun

IPC: H01M50/249 ,  B60L50/60 ,  H01M50/209 ,  H01M50/242 ,  H01M50/264 ,  H01M50/271 ,  H01M50/55

Abstract: The present application relates to a battery pack and an electrical apparatus, including a box body and a battery cell. The box body encloses to form an accommodating cavity, the box body includes a carrier located at its top and used for defining the accommodating cavity, and the battery cell is accommodated in the accommodating cavity. A carrying surface of the carrier facing the accommodating cavity is constructed as a plane, and the battery cell is arranged on the carrying surface.

公开(公告)号：US12126054B2

公开(公告)日：2024-10-22

申请号：US18307338

申请日：2023-04-26

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yulian Zheng ,  Xiaoping Zhang ,  Peng Wang ,  Zhanyu Sun

IPC: H01M50/593 ,  H01M50/15 ,  H01M50/172 ,  H01M50/474 ,  H01M50/477 ,  H01M50/531 ,  H01M50/533 ,  H01M50/547 ,  H01M50/586

CPC classification number: H01M50/593 ,  H01M50/15 ,  H01M50/172 ,  H01M50/474 ,  H01M50/477 ,  H01M50/533 ,  H01M50/547 ,  H01M50/586 ,  H01M50/531

Abstract: The present disclosure relates to a battery cell to alleviate the problem of impurities falling into an electrode assembly. Wherein, the battery cell includes: an electrode assembly including a tab and a cell body, wherein the tab is connected to the cell body; a cover plate assembly including an electrode terminal and a cover plate, wherein the electrode terminal is disposed on the cover plate; a connecting sheet connected between the tab and the electrode terminal, the connecting sheet includes a first connecting portion and a second connecting portion, wherein the first connecting portion is connected to the tab, and the second connecting portion is connected to the electrode terminal; an insulating pallet disposed between the cell body and the connecting sheet; and an insulation member disposed between the insulating pallet and the second connecting portion.

公开(公告)号：US20240332691A1

公开(公告)日：2024-10-03

申请号：US18672035

申请日：2024-05-23

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Wenhui Zhang ,  Chao Long ,  Xingdi Chen ,  Peng Wang

IPC: H01M50/209 ,  H01M50/244 ,  H01M50/249

CPC classification number: H01M50/209 ,  H01M50/244 ,  H01M50/249

Abstract: This application relates to a box, a battery, and an electric apparatus. The box includes a main body and a lateral beam. The main body forms an accommodating cavity. The top of the main body forms at least a portion of the top of the box. The battery is mounted to an external apparatus via the top of the box. The main body has a circumferential sidewall disposed around its top outer edge, the lateral beam being disposed on the circumferential sidewall.

公开(公告)号：US12100867B2

公开(公告)日：2024-09-24

申请号：US18234496

申请日：2023-08-16

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Qichang Cai ,  Chengyou Xing ,  Libin Zhong ,  Wenwei Chen ,  Quankun Li ,  Peng Wang

IPC: H01M50/645 ,  H01M50/148 ,  H01M50/186 ,  H01M50/15 ,  H01M50/60 ,  H01M50/636

CPC classification number: H01M50/645 ,  H01M50/148 ,  H01M50/186 ,  H01M50/15 ,  H01M50/60 ,  H01M50/636 ,  H01M2220/20 ,  Y02E60/10

Abstract: The present application provides an end cover assembly, a secondary battery, a battery module, a device, a liquid-injection method and a device thereof. The end cover assembly for the secondary battery includes: an end cover, provided with a through hole for injecting electrolyte, and including a connecting portion; a sealing assembly, configured to seal the through hole; a locking-fixing member, configured to be movable relative to the connecting portion in a radial direction of the through hole, so as to realize switching between a locked state and an unlocked state of the locking-fixing member and the connecting portion. In the locked state, the locking-fixing member presses against the sealing assembly to restrict the end cover to be separated from the sealing assembly; in the unlocked state, the end cover and the sealing assembly are separable to allow electrolyte to be injected from the through hole.

公开(公告)号：US20240304925A1

公开(公告)日：2024-09-12

申请号：US18664271

申请日：2024-05-14

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Zhanyu SUN ,  Xingdi Chen ,  Peng Wang

IPC: H01M50/242 ,  B60L50/64 ,  B60R16/033 ,  H01M50/209 ,  H01M50/249 ,  H01M50/271

CPC classification number: H01M50/242 ,  B60R16/033 ,  H01M50/209 ,  H01M50/249 ,  H01M50/271 ,  B60L50/64 ,  H01M2220/20

Abstract: The present application relates to a battery pack and a power consuming device. The battery pack includes a battery cell and an enclosure, where the enclosure encloses an accommodation chamber, the enclosure includes a bearing member located at a top of the enclosure and configured to delimit the accommodation chamber, and the battery cell is accommodated in the accommodation chamber and hung from the bearing member.

公开(公告)号：US12080908B2

公开(公告)日：2024-09-03

申请号：US17564108

申请日：2021-12-28

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Siying Huang ,  Quankun Li ,  Shiyao Zhang ,  Jinmei Xu ,  Fenggang Zhao ,  Peng Wang

IPC: H01M50/271 ,  H01M50/143

CPC classification number: H01M50/271 ,  H01M50/143

Abstract: The present application relates to the field of an energy storage device, and more particularly, to a top cover assembly of a secondary battery, the secondary battery and an apparatus using a battery. The top cover assembly includes: a top cover sheet provided with an explosion-proof hole; an explosion-proof sheet, a position of the explosion-proof sheet corresponding to the explosion hole; and a fixing member, at least part of the fixing member being located between the top cover sheet and the explosion-proof sheet and connecting the top cover sheet and the explosion-proof sheet; where one of the explosion-proof hole and the fixing member is provided with a protrusion and the other is provided with a first groove, and the protrusion and the first groove are fixed.

公开(公告)号：US12068459B2

公开(公告)日：2024-08-20

申请号：US17489116

申请日：2021-09-29

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Peng Wang ,  Xingdi Chen ,  Mingdi Xie ,  Linggang Zhou ,  Zhanyu Sun ,  Kai Wu

IPC: H01M10/42 ,  B60L50/64 ,  H01M10/48 ,  H01M10/653 ,  H01M50/103 ,  H01M50/119 ,  H01M50/209 ,  H01M50/249 ,  H01M50/291 ,  H01M50/543

CPC classification number: H01M10/4207 ,  B60L50/64 ,  H01M10/4235 ,  H01M10/482 ,  H01M10/653 ,  H01M50/103 ,  H01M50/119 ,  H01M50/209 ,  H01M50/249 ,  H01M50/291 ,  H01M50/543 ,  H01M2220/20

Abstract: A failed battery cell handling method, a battery module, a battery pack, and a device, which relates to the technical field of energy devices. The handling method includes: injecting a conductive material into a failed battery cell, where the conductive material is in a molten state when being injected, and is in a solid state after cooling, and the conductive material is configured to electrically connect a positive terminal and a negative terminal of the failed battery cell.