Patent · US Expired

Electric double layer capacitor

US5121301A · kind A · utility

52Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 28, 1990
Grant dateJun 9, 1992
Priority date
Expiry dateAug 28, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/13
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electric double layer capacitor has two polarized electrodes each comprising a plurality of thin plate-like electrode elements each composed of a porous sintered body, and two current collectors bonded to surfaces of the electrode elements of the polarized electrodes. The electrode elements are spaced by gaps which are filled up with paste electrodes each composed of a mixed paste of activated carbon powder and an electrolyte.

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