Patent · US Expired

Cell design for spirally wound rechargeable alkaline metal cell

US4863815A · kind A · utility

34Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 6, 1988
Grant dateSep 5, 1989
Priority date
Expiry dateJun 6, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49115
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A rechargeable electrochemical cell having a cell casing housing a stack of spirally wound elements which include an alkaline metal anode, a cathode or cathode collector and a separator. A method is provided for preventing alkaline metal dendrites from forming on any surface within the cell casing and external to the stack of spirally wound elements.

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