Patent · US Expired

Aluminum electrolytic capacitor for rated voltages of at least 160 v

US4164779A · kind A · utility

4Cited by

1References

1Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Wilhelm Lauer · Giengen an der Brenz, DE
Rudolf Soldner · Heidenheim, DE

Key dates

Filing date	Aug 15, 1977
Grant date	Aug 14, 1979
Priority date	—
Expiry date	Aug 15, 1997

Classification

Technology area (CPC H)Electricity
CPC primaryH01G9/022
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A highly conductive operating electrolyte consisting of a mixture containing ethylene glycol, boric acid, adipic acid, ammonia, phosphoric acid and water for use in high power aluminum electrolytic capacitors, such as flashlight electrolytic capacitors.

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