Patent · US Expired

Galvanic primary element with air electrode

US4054726A · kind A · utility

35Cited by

3References

16Claims

0Family size

Assignee

Varta Batterie Aktiengesellschaft · DE

Inventors

Hans Sauer · Bamberg, DE
Dieter Spahrbier · Idar-Oberstein, DE

Key dates

Filing date	Aug 3, 1976
Grant date	Oct 18, 1977
Priority date	—
Expiry date	Aug 3, 1996

Classification

Technology area (CPC H)Electricity
CPC primaryH01M12/06
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The negative zinc electrode of a primary element with alkaline electrolyte and hydrophobic air electrode has a compressible expansion body positioned within the negative electrode.

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