Patent · US Active

Electrode assembly and battery with electrode tab

US11804636B2 · kind B2 · utility

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20Claims

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Assignee

DONGGUAN AMPEREX TECHNOLOGY LIMITED · CN

Inventors

Yanan Zhang · Hangzhou City, CN
Chao Yang · Longbeilingcun, CN
Wenwei Yin · Longbeilingcun, CN
Chunhua Bian · Dongguan, CN

Key dates

Filing date	Jul 3, 2019
Grant date	Oct 31, 2023
Priority date	—
Expiry date	Dec 24, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P70/50
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

One aspect of the present application provides an electrode assembly, including a first electrode plate, a second electrode plate, and a separator disposed therebetween. The first electrode plate and the second electrode plate are wound or stacked to form the electrode assembly. Wherein the electrode assembly further includes a first electrode tab disposed on the first electrode plate, and an insulating layer including a first portion disposed on the first electrode plate. And, no second electrode plate is disposed between the first portion and the first electrode tab. The present application also provides a battery. The present application intends to at least improve the safety performance of the battery.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.