公开(公告)号：US20250038299A1

公开(公告)日：2025-01-30

申请号：US18776258

申请日：2024-07-18

Applicant: SK ON CO., LTD.

Inventor： Seo Roh RHEE ,  Keun Woo CHOI ,  Ji San KIM ,  Chi Min PARK ,  Seung Dong LEE

IPC: H01M10/6554 ,  H01M10/613 ,  H01M10/647 ,  H01M10/653 ,  H01M50/211 ,  H01M50/503 ,  H01M50/505 ,  H01M50/524

Abstract: The present disclosure relates to a battery assembly including a case accommodating a plurality of battery cells, a heat dissipation part located between the plurality of battery cells and the accommodating bottom surface, and a pad part located between a plurality of battery groups in which adjacent battery cells among the plurality of battery cells are grouped by a preset number of cells, wherein an absolute value of a difference between a surface hardness of the heat dissipation part and a surface hardness of the pad part is less than or equal to a preset allowable value.