公开(公告)号：US11936049B2

公开(公告)日：2024-03-19

申请号：US16732615

申请日：2020-01-02

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Xing Li ,  Xiangyan Bu ,  Qingyuan Jiang ,  Guijiu Qu ,  Xiaowen Zhang ,  Quankun Li ,  Lingbo Zhu

IPC: H01M50/531 ,  H01M4/70 ,  H01M50/209 ,  H01M50/278 ,  H01M50/533 ,  H01M50/536 ,  H01M50/538

CPC classification number: H01M4/70 ,  H01M50/531 ,  H01M50/209 ,  H01M50/278 ,  H01M50/533 ,  H01M50/536 ,  H01M50/538

Abstract: The present disclosure relates to a battery unit and a battery module, the battery unit includes an electrode assembly, including a main body portion and a tab; two electrode terminals; and two current collecting members respectively connecting the tabs on both sides of the main body portion with the respective electrode terminals; the current collecting member includes a guiding plate and a supporting plate, the guiding plate is located on one side of the main body portion along the length direction, a reinforcement portion is arranged on the guiding plate and is configured to reduce the deformation of the guiding plate towards the main body portion; and the supporting plate is connected to an end of the guiding plate along the width direction, the tab is bent relative to the length direction and connected to the supporting plate. The battery unit can reduce the bending deformation of the guiding plate.

公开(公告)号：US20230163310A1

公开(公告)日：2023-05-25

申请号：US18099243

申请日：2023-01-19

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Yuqun ZENG ,  Fenggang Zhao ,  Qingyuan Jiang ,  Bo Han ,  Jiacal Cai ,  Qinglin Bai ,  Yuqian Wen ,  Zhiyang Wu

IPC: H01M4/66 ,  H01M50/531 ,  H01M50/553 ,  H01M50/55 ,  H01M50/176

CPC classification number: H01M4/661 ,  H01M50/531 ,  H01M50/553 ,  H01M50/55 ,  H01M50/176

Abstract: The present disclosure relates to a secondary battery and a method of manufacturing the secondary battery. The secondary battery includes: a case; an electrode assembly, accommodated in the case and including a main body and a tab connected to the main body; a cap plate, coupled to the case; an electrode terminal, located on an outer side of the cap plate and including a first metal layer and a second metal layer disposed one on top of another; and a current collecting member, connected between the tab and the electrode terminal.

公开(公告)号：US11594791B2

公开(公告)日：2023-02-28

申请号：US16666754

申请日：2019-10-29

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Yuqun Zeng ,  Fenggang Zhao ,  Qingyuan Jiang ,  Bo Han ,  Jiacai Cai ,  Qinglin Bai ,  Yuqian Wen ,  Zhiyang Wu

IPC: H01M50/543 ,  H01M4/66 ,  H01M50/172 ,  H01M50/531

Abstract: The present disclosure relates to a secondary battery and a method of manufacturing the secondary battery. The secondary battery includes: a case; an electrode assembly, accommodated in the case and including a main body and a tab connected to the main body; a cap plate, coupled to the case; an electrode terminal, located on an outer side of the cap plate and including a first metal layer and a second metal layer disposed one on top of another; and a current collecting member, connected between the tab and the electrode terminal.