Sekundärbatterie

Details

Veröffentlichungs-Nr.

EP4742425

Anmeldetag

12. August 2025

Veröffentlichung

13. Mai 2026

Rechtsraum

EP

Abstract

A secondary battery includes an electrode assembly including first electrode plates including first substrate tabs arranged in a first direction and second electrode plates including second substrate tabs arranged in a second direction that is opposite to the first direction, with the first electrode plates and the second electrode plates being provided in a stack. A case accommodates the electrode assembly, and a cap assembly includes a pair of current collector plates electrically connected to a first substrate tab and a second substrate tab, respectively, with the cap assembly sealing the case. A greater number of the first substrate tabs are provided on the first electrode plates at a center of the stack than on the first electrode plates at outer portions of the stack.

Anmelder

Firma

Samsung SDI Co., Ltd.

Land

🇰🇷 Südkorea