Patent · US Active

Back pressure valve with inductively heated flap

US8371328B2 · kind B2 · utility

0Cited by

8References

12Claims

0Family size

Assignee

GM GLOBAL TECHNOLOGY OPERATIONS LLC · US

Inventors

Thomas Hild · Frankfurt am Main, DE
Andreas Koenekamp · Darmstadt, DE

Key dates

Filing date	Nov 27, 2007
Grant date	Feb 12, 2013
Priority date	—
Expiry date	Apr 24, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T137/6606
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A back pressure valve for a fuel cell stack assembly is disclosed, wherein the valve includes a solenoid disposed thereon, an energization of the solenoid causing a generation of heat in a valve flap to facilitate a melting of ice that has formed in the valve.

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