The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 27, 2019

Filed:

Sep. 19, 2017
Applicant:

Varta Microbattery Gmbh, Ellwangen Jagst, DE;

Inventors:

Bernd Kreidler, Ellwangen, DE;

Bernd Schweinstetter, Dischingen, DE;

Uwe Voigt, Essingen, DE;

Assignee:

VARTA Microbattery GmbH, Ellwangen Jagst, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B 15/04 (2006.01); C25B 1/04 (2006.01); C25B 15/02 (2006.01); C25B 9/08 (2006.01); C25B 1/10 (2006.01); C25B 9/04 (2006.01);
U.S. Cl.
CPC ...
C25B 15/04 (2013.01); C25B 1/04 (2013.01); C25B 1/10 (2013.01); C25B 9/04 (2013.01); C25B 9/08 (2013.01); C25B 15/02 (2013.01); Y02E 60/366 (2013.01);
Abstract

An electrochemical cell that generates hydrogen has an anode including an electrochemically oxidizable substance and an electrode designed for hydrogen generation as a cathode and an aqueous alkaline electrolyte. The anode and the cathode are designed such that the hydrogen generation begins at the cathode as soon the anode and the cathode are electrically connected to one another. At least one resistance foil is adhesively bonded to at least one outer side of the housing which, when it is connected as a load resistance between the anode and the cathode, reduces the current flow between the anode and the cathode and therefore also the gas generation rate.


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