Cartridge valve with integrated ceramic ring heater

Details Cartridge valve with integrated ceramic ring heater Cartridge valve with integrated ceramic ring heater

2006-11-03

2009-06-16

Fox, John (Department: 3753)

Fluid handling

With heating or cooling of the system

With electric heating element

C429S006000

Reexamination Certificate

active

07546848

ABSTRACT:
A valve including an integrated heater that has particular application for one or more of a bleed valve, a drain valve and a pressure release valve in an anode outlet unit of a fuel cell system. The valve includes a valve body having a valve body chamber defining a valve seat. A valve tappet seats against the valve seat to close a flow channel in the valve through which a fluid flows. A ring heater is mounted within the chamber so that the fluid flows through a central opening in the ring heater, where the ring heater is in close proximity to the valve seat.

REFERENCES:
patent: 2324337 (1943-07-01), Jomsland
patent: 2777463 (1957-01-01), Boswell
patent: 3562455 (1971-02-01), McQueen
patent: 3915193 (1975-10-01), Rutt
patent: 4362142 (1982-12-01), Igashira et al.
patent: 5915410 (1999-06-01), Zajac
patent: 6060691 (2000-05-01), Minami et al.
patent: 6227236 (2001-05-01), Kusumoto et al.
patent: 7066194 (2006-06-01), Ku et al.

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