公开(公告)号：US20230361439A1

公开(公告)日：2023-11-09

申请号：US18221880

申请日：2023-07-14

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Ying LI ,  Chao LIU ,  Qingkui CHI

IPC: H01M50/636 ,  H01M50/593 ,  H01M50/54 ,  H01M50/559 ,  H01M10/0585

CPC classification number: H01M50/636 ,  H01M50/593 ,  H01M50/54 ,  H01M50/559 ,  H01M10/0585 ,  H01M2220/20

Abstract: This application discloses a battery cell and a method and equipment for manufacturing same, a battery, and an electrical device, and relates to the technical field of battery manufacturing. This application discloses a battery cell, which may include: a shell, including a first wall; an electrode terminal, dielectrically mounted on the first wall; an electrode assembly, accommodated in the shell, where the electrode assembly may include a center hole, and a first tab may be disposed on the electrode assembly; and a current collection component, disposed between the first wall and the electrode assembly. The current collection component may include a center portion and a periphery portion. The center portion may positionally correspond to the center hole.

公开(公告)号：US20240380080A1

公开(公告)日：2024-11-14

申请号：US18784546

申请日：2024-07-25

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Hui GU ,  Chao LIU ,  Wenjie YU ,  Qingkui CHI ,  Haizu JIN

IPC: H01M50/536 ,  H01M50/107

Abstract: Embodiments of the present application provide a battery cell, a battery, an electrical device, and a method and device for manufacturing a battery cell. The battery cell includes a shell, an electrode assembly and a current collecting member. The shell has a wall portion located at one end of the shell in a first direction. The electrode assembly is accommodated in the shell and provided with a tab. The current collecting member is accommodated in the shell, and is configured to be connected to the wall portion and the tab to implement an electrical connection between the wall portion and the tab. A protrusion is provided on a side of the current collecting member facing the wall portion, and the wall portion is provided with a recess configured to accommodate at least a part of the protrusion to position the current collecting member.