US Patent 11125344 Valve having a spool with fluid jet separation features

An example valve includes a housing having a first port at a distal end of the housing and a second port at a side of the housing, wherein the housing is configured to receive fluid flowing laterally to the second port at the side of the housing and discharge fluid longitudinally through the first port; and a spool slidably accommodated within the housing, wherein a distal end of the spool is configured to control fluid flow from the second port to the first port, and wherein the distal end of the spool comprises: (i) a metering edge, (ii) a protrusion that protrudes longitudinally outward in a distal direction, and (iii) an undercut laterally interposed between the metering edge and the protrusion, wherein the undercut recedes longitudinally inward relative to the metering edge.