Patent · US Expired

Capacitor with edge coated electrode

US4320437A · kind A · utility

13Cited by
10References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 23, 1980
Grant dateMar 16, 1982
Priority date
Expiry dateJun 23, 2000

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01G4/32
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A roll section for an electrical capacitor comprises a wound composite of alternate strips of polypropylene and aluminum foil with narrow bands of a dielectric coating along the longitudinal edges of the aluminum strips. The coated edges may also be folded for optimum results.

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