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US 6,270,636 B1Granted
Integrated membrane and electrode support screen and protector ring for an electrochemical cell
AssigneeProton Energy Systems, Inc.
InventorsRobert H. Byron, Jr., Trent M. Molter, Mark E. Dristy
Life of this patent
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Abstract
The present invention is an integrated screen comprising a screen portion having openings and an integral protector edge disposed about the periphery of the screen portion. This integrated screen protector edge can be utilized individually as the membrane support/flow field in an electrochemical cell or in conjunction with one or more subsequent screen layers. When utilized with subsequent screen layers, the integrated screen protector edge is disposed adjacent to and in intimate contact with the membrane assembly.
Claims2
An electrochemical cell, comprising:
- a membrane;
- an electrode disposed on each side of said membrane to form a membrane assembly;
- and
- at least one integral screen protector edge, said screen protector edge having a first screen portion having first openings with an integral protector edge disposed about the periphery of said first screen portion, said integral screen protector edge disposed in intimate contact with said membrane assembly.
1 more element
Dependencies are inferred from the claim text.