Patent · US Expired

Galvanic element with negative light metal or zinc electrode

US4139683A · kind A · utility

11Cited by

5References

12Claims

0Family size

Assignee

Varta Batterie Aktiengesellschaft · DE

Inventors

Hans Sauer · Bamberg, DE
Hans-Martin Lippold · Ellwangen, DE
Dieter Spahrbier · Idar-Oberstein, DE

Key dates

Filing date	Dec 28, 1977
Grant date	Feb 13, 1979
Priority date	—
Expiry date	Dec 28, 1997

Classification

Technology area (CPC H)Electricity
CPC primaryH01M6/12
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The positive electrode consisting of the chalcogenide of an at least bi-valent metal is connected to the positive current take-off solely through an electrically conductive connector having an exceptionally small contact area with the higher valent metal.

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