Patent ID: 9528633
Filing Date: 2016-12-27
CPC Classification: F16K,Y10T

Claim Text:
1. A micro electro-mechanical systems (MEMS) check valve, comprising: a supporting portion having a first perforation therethrough sized to permit fluid flow; and a displaceable portion having a second perforation therethrough sized to permit fluid flow, the displaceable portion being disposed between the supporting portion and a valve seat, the displaceable portion comprising an outer flexible region and being moveable relative to the supporting portion between a closed position inhibiting fluid flow through the check valve and an open position permitting fluid flow through the check valve, wherein the first and second perforations are offset to inhibit fluid flow when the displaceable portion is in the closed position and wherein a fluid flows through the first and second perforations when the displaceable portion is in the open position, and wherein the displaceable portion abuts against the supporting portion when the displaceable portion is in the closed position.