公开(公告)号：US20220021016A1

公开(公告)日：2022-01-20

申请号：US17489666

申请日：2021-09-29

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Fenggang ZHAO ,  Zhiyang Wu ,  Ruhu Liao ,  Gang Zeng ,  Ya Dai ,  Yongsheng Yu

IPC: H01M10/04

Abstract: The disclosure relates to an electrode assembly and its forming method and a manufacturing system, a secondary battery, a battery module and a device. The electrode assembly includes: a first electrode plate including a plurality of bending sections and a plurality of stacked first stacking sections, each bending section being configured to connect two adjacent first stacking sections, herein the bending section includes a guiding portion for guiding the bending section to be bent during production; and a second electrode plate with a polarity opposite to that of the first electrode plate, the second electrode plate including a plurality of second stacking sections, and each second stacking section being disposed between two adjacent first stacking sections.