Patent · US Active

Humidifier, fuel cell device with a humidifier and motor vehicle with a fuel cell device comprising a humidifier

US11469425B2 · kind B2 · utility

0Cited by

5References

7Claims

0Family size

Assignee

VOLKSWAGEN AKTIENGESELLSCHAFT · DE

Inventors

Rune Staeck · Gifhorn, DE
Christian Lucas · Braunschweig, DE
Oliver Berger · Braunschweig, DE

Key dates

Filing date	Aug 13, 2019
Grant date	Oct 11, 2022
Priority date	—
Expiry date	Aug 13, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T90/40
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A humidifier comprises at least one humidifier module, which has a membrane permeable to water vapor and respectively on both sides of the membrane, a flow field frame with at least two walls defining a flow channel. A thermal bridge with an increased thermal conductivity compared to the membrane protrudes through the membrane. A fuel cell device comprises such a humidifier and a motor vehicle includes a fuel cell device comprising such a humidifier.

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