Patent · US Active

High capacity secondary battery

US10938015B2 · kind B2 · utility

0Cited by
2References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 21, 2017
Grant dateMar 2, 2021
Priority date
Expiry dateNov 10, 2037

Classification

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

Abstract

A plurality of unit cells is stacked on each other in a secondary battery, and each of the plurality of unit cells includes first and second collector layers, which are spaced apart from each other, and a 3-dimensional (“3D”) electrode structure provided between the first and second collector layers and having an outer side surface that is externally exposed and insulated, wherein, in the plurality of unit cells, the first collector layers are stacked to face each other and the second collector layers are stacked to face each other.

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