公开(公告)号：US20220320596A1

公开(公告)日：2022-10-06

申请号：US17843370

申请日：2022-06-17

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Siying HUANG ,  Jinlong LIU ,  Yaohui WANG ,  Qifan ZOU ,  Hengshan MAO ,  Liangbiao LIN ,  Yinxiang LIN

IPC: H01M10/0587

Abstract: Embodiments of this application provide an electrode assembly, a manufacturing method and manufacturing system of same, a battery cell, and a battery. The electrode assembly includes a negative electrode plate and a positive electrode plate, where the negative electrode plate and the positive electrode plate are wound in a winding direction to form a winding structure, and the winding structure includes a bending zone. The negative electrode plate and the positive electrode plate each include a plurality of bending portions located in the bending zone.