Patent · US Active

Fuel cell having a variable water permeability

US11289720B2 · kind B2 · utility

0Cited by

1References

14Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Mark Hellmann · Strohberg, DE
Stefan Schoenbauer · Ditzingen, DE

Key dates

Filing date	Oct 15, 2018
Grant date	Mar 29, 2022
Priority date	—
Expiry date	Apr 4, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E60/50
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to a fuel cell (100) comprising an anode chamber (10) for supplying a fuel-containing gas mixture, a cathode chamber (20) for supplying an oxygen-containing gas mixture, and a membrane (30) for transporting fuel ions from the anode chamber (10) into the cathode chamber (20). For this purpose, according to the invention, the membrane (30) has a graduated water permeability.

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