公开(公告)号：US10601023B2

公开(公告)日：2020-03-24

申请号：US15816991

申请日：2017-11-17

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Jiajun Wang ,  Youlei Lai ,  Yulian Zheng ,  Peng Wang ,  Tianjun Xia

IPC: H01M2/34 ,  H01M2/04 ,  H01M2/06

Abstract: The present disclosure provides a secondary battery and an assembly therefor. The secondary battery comprises: a cap plate provided with a first electrode terminal and a second electrode terminal; an electrode assembly comprising a first electrode tab and a second electrode tab; a first connecting piece connected between the first electrode tab and the first electrode terminal. The first connecting piece includes a first electrode terminal connecting portion, a first electrode tab connecting portion and a first fusing portion. The secondary battery further comprises an insulating holding block, two ends of which are connected with the first electrode terminal connecting portion and the first electrode tab connecting portion respectively, and the insulating holding block is configured to maintain the first electrode terminal connecting portion and the first electrode tab connecting portion in position relative to each other when the first fusing portion is fused.

公开(公告)号：US11557816B2

公开(公告)日：2023-01-17

申请号：US17127622

申请日：2020-12-18

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xiang Li ,  Jiajun Wang ,  Rulai Cai ,  Peng Wang ,  Wei Yang

IPC: H01M50/502 ,  H01M50/147 ,  H01M50/172 ,  H01M50/528 ,  H01M50/543 ,  H01M50/572

Abstract: The present disclosure provides a secondary battery which comprises: a cap plate provided with a first electrode terminal; an electrode assembly comprising a main body and a first electrode tab; a first connecting piece connected between the first electrode tab and the first electrode terminal. The first connecting piece includes a first electrode terminal connecting portion, a first electrode tab connecting portion and a first fusing portion. The secondary battery further comprises an insulating piece arranged on the first connecting piece to prevent direct physical contact between the first electrode tab and the first electrode terminal connecting portion by covering at least an edge of the first electrode terminal connecting portion.

公开(公告)号：US20210111466A1

公开(公告)日：2021-04-15

申请号：US17127622

申请日：2020-12-18

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xiang Li ,  Jiajun Wang ,  Rulai Cai ,  Peng Wang ,  Wei Yang

IPC: H01M50/502 ,  H01M50/147 ,  H01M50/172 ,  H01M50/528 ,  H01M50/543 ,  H01M50/572

Abstract: The present disclosure provides a secondary battery which comprises: a cap plate provided with a first electrode terminal; an electrode assembly comprising a main body and a first electrode tab; a first connecting piece connected between the first electrode tab and the first electrode terminal. The first connecting piece includes a first electrode terminal connecting portion, a first electrode tab connecting portion and a first fusing portion. The secondary battery further comprises an insulating piece arranged on the first connecting piece to prevent direct physical contact between the first electrode tab and the first electrode terminal connecting portion by covering at least an edge of the first electrode terminal connecting portion.

公开(公告)号：US10916756B2

公开(公告)日：2021-02-09

申请号：US15816981

申请日：2017-11-17

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xiang Li ,  Jiajun Wang ,  Rulai Cai ,  Peng Wang ,  Wei Yang

IPC: H01M2/20 ,  H01M2/06 ,  H01M2/30 ,  H01M2/04 ,  H01M2/22 ,  H01M2/34

Abstract: The present disclosure provides a secondary battery which comprises: a cap plate provided with a first electrode terminal and a second electrode terminal; an electrode assembly comprising a main body, a first electrode tab and a second electrode tab; a first connecting piece connected between the first electrode tab and the first electrode terminal. The second electrode tab is electrically connected with the second electrode terminal. The first connecting piece includes a first electrode terminal connecting portion, a first electrode tab connecting portion and a first fusing portion. The secondary battery further comprises an insulating piece adhered on a surface of the first connecting piece which is connected with the first electrode tab, and the insulating piece at least covers an edge of the first electrode terminal connecting portion close to the first electrode tab, so as to isolate the first electrode tab from the first electrode terminal connecting portion.

公开(公告)号：US11296391B2

公开(公告)日：2022-04-05

申请号：US16780753

申请日：2020-02-03

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Jiajun Wang ,  Youlei Lai ,  Yulian Zheng ,  Peng Wang ,  Tianjun Xia

IPC: H01M50/581 ,  H01M50/155 ,  H01M50/172 ,  H01M50/147

Abstract: The present disclosure provides a secondary battery and an assembly therefor. The secondary battery includes: a cap plate provided with a first electrode terminal; electrode assemblies, each electrode assembly comprising a first electrode tab; a first connecting piece connected between the first electrode tab and the first electrode terminal. The first connecting piece includes a first electrode terminal connecting portion, a first electrode tab connecting portion and a first fusing portion. The secondary battery further includes an insulating holding block connected with the first electrode terminal connecting portion and the first electrode tab connecting portion respectively, and the insulating holding block is configured to maintain the first electrode terminal connecting portion and the first electrode tab connecting portion in position relative to each other when the first fusing portion is fused.