公开(公告)号：US11824152B2

公开(公告)日：2023-11-21

申请号：US17257249

申请日：2020-01-02

Applicant: LG CHEM, LTD.

Inventor： Duck Hoe Kim ,  Cha Hun Ku ,  Dae Bong Lim ,  Soon Kwan Kwon ,  Hyun Kyung Shin ,  Ju Hyeon Cho ,  Ji Su An

IPC: H01M10/04 ,  H01M10/0585

CPC classification number: H01M10/0404 ,  H01M10/0585

Abstract: Discussed is an apparatus for manufacturing a unit cell of a battery, the apparatus including: a center electrode reel from which a center electrode is unwound; an upper separator reel from which an upper separator laminated on a top surface of the center electrode is unwound; a lower separator reel from which a lower separator laminated on a bottom surface of the center electrode is unwound; and a magnetic force generation part disposed above or below a first laminate to apply magnetic force to the first laminate, the first laminate including the lower separator, the center electrode, and the upper separator that are sequentially laminated.