Patent · US Expired

Metal-air battery

US6492046B1 · kind B1 · utility

24Cited by
22References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 22, 2000
Grant dateDec 10, 2002
Priority date
Expiry dateJun 25, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A metal-air battery including (a) an anode, (b) a cathode, (c) a separator between the anode and the cathode, and (d) a container having at least one air access port has (e) a membrane between the cathode and the container that has a variable thickness.

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