Elektrodenanordnung und Sekundärbatterie mit der Elektrodenanordnung

Details

Veröffentlichungs-Nr.

EP4742343

Anmeldetag

7. Oktober 2025

Veröffentlichung

13. Mai 2026

Rechtsraum

EP

Abstract

An electrode assembly according to the present disclosure includes a first electrode connected to a first electrode tab, a second electrode connected to a second electrode tab, and a separator that is positioned between the first electrode and the second electrode. The first electrode, the separator and the second electrode are sequentially stacked and wound around a winding axis such that the electrode assembly includes a core portion having a center hole formed therein and an outer portion connected to the core portion. A length of the core portion in a direction of the winding axis is different from a length of the outer portion in the direction of the winding axis.

Anmelder

Firma

SAMSUNG SDI CO., LTD.

Land

🇰🇷 Südkorea