Kern, Batterie und Batteriepack

Details

Veröffentlichungs-Nr.

EP4779790

Anmeldetag

10. April 2025

Veröffentlichung

11. Juni 2026

Rechtsraum

EP

IPC

H01M50/533, H01M50/54

Abstract

The present disclosure provides a core, a battery, and a battery pack. The core includes: an electrode sheet assembly including a plurality of electrode sheets each including a tab; where a plurality of tabs are welded to form a weld imprint area, a height of the tabs after folded is H1, and the height of the weld imprint area is H2; and where the core further has two side surfaces opposite to each other in a thickness direction of the core, a distance between the weld imprint area and one of the side surfaces is D, and a thickness of the core is d; and where 0.42< arctan((H1-H2)/(d-D))/arctan((H1-H2)/D)≤1.

Anmelder

Firma

Eve Power Co., Ltd.

Land

🇨🇳 China

Fachgebiete