Patent ID: 6918573
Filing Date: 2005-07-19
Classification: B01L,F16K

Abstract:
1. A microvalve that comprises: 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; 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 and wherein the first interior surface is substantially planar and is slidably secured to the second interior surface which is also substantially planar; and means for aligning at least one port outlet in the first body to at least one port inlet in the second body to permit fluid flow from a first channel into a second channel and characterized in that the microvalve can be subjected to pressures of at least 500 psi without fluid leakage.