公开(公告)号：US11387509B2

公开(公告)日：2022-07-12

申请号：US15354874

申请日：2016-11-17

Applicant: Samsung SDI Co., Ltd.

Inventor： Seunghee Park ,  Jeawoan Lee ,  Youngchang Lim ,  Euysun Jung ,  Soomi Eo ,  Kyunghoon Cho ,  Kyung Kim ,  Kwonchul Kim ,  Jaemin Im

IPC: H01M2/02 ,  H01M2/06 ,  H01M2/30 ,  H01M10/04 ,  H01M50/116 ,  H01M50/10 ,  H01M50/172 ,  H01M50/531 ,  H01M50/543

Abstract: A secondary battery is disclosed. In one aspect, the secondary battery includes an electrode assembly, a case accommodating the electrode assembly and a lead member extending from the electrode assembly to outside of the case. The secondary battery also includes an insulation member at least partially covering the lead member, the insulation member having an exterior portion that is located outside the case and an interior portion that is located inside the case, wherein the interior portion has a first thickness, and wherein at least part of the exterior portion has a second thickness less than the first thickness. The secondary battery may have a compact structure, and insulation characteristics of the secondary battery may be improved.

公开(公告)号：US20170149024A1

公开(公告)日：2017-05-25

申请号：US15354874

申请日：2016-11-17

Applicant: Samsung SDI Co., Ltd.

Inventor： Seunghee Park ,  Jeawoan Lee ,  Youngchang Lim ,  Euysun Jung ,  Soomi Eo ,  Kyunghoon Cho ,  Kyung Kim ,  Kwonchul Kim ,  Jaemin Im

IPC: H01M2/02 ,  H01M2/06 ,  H01M2/30 ,  H01M10/04

CPC classification number: H01M2/0277 ,  H01M2/0202 ,  H01M2/021 ,  H01M2/0237 ,  H01M2/024 ,  H01M2/06 ,  H01M2/26 ,  H01M2/30 ,  H01M10/0413 ,  H01M10/0431 ,  H01M2220/20 ,  H01M2220/30

Abstract: A secondary battery is disclosed. In one aspect, the secondary battery includes an electrode assembly, a case accommodating the electrode assembly and a lead member extending from the electrode assembly to outside of the case. The secondary battery also includes an insulation member at least partially covering the lead member, the insulation member having an exterior portion that is located outside the case and an interior portion that is located inside the case, wherein the interior portion has a first thickness, and wherein at least part of the exterior portion has a second thickness less than the first thickness. The secondary battery may have a compact structure, and insulation characteristics of the secondary battery may be improved.