Title:
FUEL CELL CONTROL VALVE
Document Type and Number:
WIPO Patent Application WO2004057689
Kind Code:
A3
Abstract:
A control valve is provided for regulating flow and controlling pressure through a fuel cell stack having a plurality of fuel cells arranged in a layer configuration. A control valve is positioned at at least one of the four corners of the stacked configuration. The control valve includes a body (32) and a tubular cylinder (34) selectively rotatable within the body. A plurality of ports (36a-36g) vertically spaced in the body and a plurality of ports (34a-34g) vertically spaced in the tubular cylinder are in communication with the flow channels defined by each layer of the fuel cell.
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Inventors:
COLTON MICHAEL (US)
Application Number:
PCT/US2003/040484
Publication Date:
December 09, 2004
Filing Date:
December 18, 2003
Export Citation:
Assignee:
COLTON MICHAEL (US)
International Classes:
F16K51/00; H01M8/04; H01M8/24; H01M; (IPC1-7): H01M8/04; F16K51/00
Foreign References:
| US20040046143A1 | 2004-03-11 | |||
| US6720102B2 | 2004-04-13 | |||
| US4582765A | 1986-04-15 | |||
| US0633355A | 1899-09-19 |
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