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Microvalve

United States Patent

6,918,573
July 19, 2005
View the Complete Patent at the US Patent & Trademark Office
Sandia National Laboratories - Visit the Intellectual Property Management and Licensing Website
A high pressure microvalve for connecting a first fluid-bearing conduit to a second fluid-bearing conduit is provided. The microvalve includes (a) a first body having a first interior surface and at least one port outlet at the first interior surface that is in fluid communication with at least one first channel wherein each port outlet is surrounded by a first seal with an upper surface that is at a level above that of the first interior surface (b) a second body having a second interior surface and at least one port inlet at the second interior surface that is in fluid communication with at least one second channel, and wherein each port inlet is surrounded by a second seal with an upper surface that is at a level above that of the second interior surface, wherein the first interior surface is substantially planar and is slidably secured to the second interior surface which is also substantially planar, and (c) means for aligning a port outlet in the first body to a port inlet in the second body to permit fluid flow and/or control from a first channel into a second channel.
Renzi; Ronald F. (Tracy, CA)
Sandia National Laboratories (Livermore, CA)
10/ 351,714
January 27, 2003
This invention was made with Government support under Contract No. DE-AC04-94AL85000 awarded by the U.S. Department of Energy to Sandia Corporation. The Government has certain rights to the invention.